Best OMTech Laser Engravers with Water Chiller: 14 Spec-Based Picks
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Choosing the best OMTech laser engravers with water chiller requires comparing how each machine handles heat and power. We analyzed 14 models based strictly on the specifications published on their listings. The OMTech K40+ 45W CO2 Laser Engraver leads as the top pick because its 45W output in a compact footprint delivers capable hobby cutting with dedicated active cooling. This guide helps you decide which size and power level fit your workshop space and material needs.
Quick picks
The best fit for you
- You need the most compact desktop laser for hobby cutting OMTech K40+ 45W CO2 Laser Engraver The 45W K40+ model fits in a 19.7-inch width, making it the smallest footprint on the list.
- You require high power for cutting thick wood and acrylic OMTech Maker 90W CO2 Laser Engraver with Chiller This 90W Maker model delivers strong beam power for demanding nonmetal fabrication tasks.
- You want fast engraving speeds for detailed leather work OMTech Pronto 28x20 60W CO2 Laser The Pronto 60W model reaches 1,000 mm/s engraving speeds for rapid processing.
- You need industrial capacity for large sheet production runs OMTech Pro 100W CO2 Laser Engraver The Pro 100W model features a 40x24-inch bed and servo motion for high-volume work.
Our 14 picks
OMTech K40+ 45W CO2 Laser Engraver
Best for: compact hobby cutting with dedicated active cooling
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 45W
- Working Area
- 12"x8"
- Software Compatibility
- LightBurn, LaserGRBL
- Cutting Capacity
- 0.4" (10mm) acrylic, 0.31" (8mm) wood
View on Amazon: OMTech K40+ 45W CO2 Laser Engraver Affiliate link
This desktop CO2 laser engraver combines a 45W laser tube with an included CW-3000 water chiller for stable cooling during operation. You get a 12"x8" working area, a detachable honeycomb bed, and built-in 45° air assist to clear debris. It cuts up to 0.4-inch acrylic and 0.31-inch wood while supporting LightBurn and LaserGRBL. It suits hobbyists and small workshops needing an active-cooled setup for compact projects.
Pros
- Includes a dedicated CW-3000 water chiller for tube cooling
- Cuts up to 0.4" acrylic and 0.31" wood with a 45W CO2 laser
- Built-in 45° air assist and high-powered exhaust fan
- Compatible with both LightBurn and LaserGRBL software
- Detachable honeycomb bed with rotary axis compatibility
Cons
- Compact 12"x8" work area limits maximum project dimensions
- Engraver and water chiller ship separately in two different packages
Good fit if
- You want an entry-level CO2 laser bundled directly with a dedicated water chiller
- You work with smaller materials fitting within a 12"x8" cutting area
- You plan to run projects using LightBurn or LaserGRBL software
Skip if
- You need a larger working bed for oversized sheet goods
- You require more than 45W of laser cutting power
Verdict: OMTech K40+ 45W CO2 Laser with CW-3000 Chiller delivers a complete desktop cutting setup with active cooling and broad software support. It gives you capable 45W performance in a compact footprint.
OMTech Maker 90W CO2 Laser Engraver with Chiller
Best for: cutting thicker nonmetals in larger workshops
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 90W
- Working Area
- 20" x 28"
- Engraving Speed
- Up to 23.6 ips
- Dimensions
- 57.1 × 34.3 × 27.6 inches
View on Amazon: OMTech Maker 90W CO2 Laser Engraver with Chiller Affiliate link
The OMTech Maker pairs a 90W Yongli H2 CO2 laser tube with a dedicated water chiller to support long cutting and engraving runs. You get a 20" x 28" work area equipped with both honeycomb and aluminum blade beds, plus four-way pass-through doors for oversized stock. Running at speeds up to 23.6 ips, this machine suits you if you need steady nonmetal cutting depth up to 0.4 inches.
Pros
- 90W Yongli H2 laser tube rated for up to 8,000 hours of usage
- 20" x 28" work area with honeycomb and aluminum blade beds
- Four-way pass-through doors accommodate long or oversized materials
- Bundled water chiller maintains steady operating temperatures
Cons
- Heavy unit weighing 227 pounds
- Large physical footprint measuring 57.1 by 34.3 inches
- LightBurn software is not included in this configuration
Good fit if
- You need to cut nonmetal stock up to 0.4 inches thick.
- You require four-way pass-through access for oversized workpieces.
- You run extended engraving sessions that require active liquid cooling.
Skip if
- You have tight workshop space that cannot fit a 57-inch wide bench machine.
- You want a bundle that includes a LightBurn software license.
Verdict: OMTech Maker 90W CO2 Engraver with Water Chiller provides high-output beam power and active cooling for demanding nonmetal fabrication. Its 20" x 28" bed and pass-through doors give you ample flexibility for larger workpieces.
OMTech 60W CO2 Laser with Chiller & LightBurn
Best for: large nonmetallic projects needing active cooling
- Features
- Air Assist, Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 60W
- Working Area
- 28x20 Inch (500x700 mm)
- Engraving Speed
- up to 23.6 ips (600 mm/s)
- Software Compatibility
- LightBurn
View on Amazon: OMTech 60W CO2 Laser with Chiller & LightBurn Affiliate link
This OMTech bundle combines a 60W CO2 laser tube with an included water chiller and LightBurn software. You get a 28 by 20-inch work area equipped with motorized autolift beds and four-way pass-through doors for oversized stock. It reaches engraving speeds up to 600 mm/s and handles nonmetallic materials like wood and glass. It suits workshops needing a mid-power CO2 system with a spacious bed and active cooling ready to run.
Pros
- 28x20 inch work area with four-way pass-through doors
- Motorized autolift bed with both honeycomb and aluminum blade tables
- Engraving speeds reach up to 23.6 ips (600 mm/s)
- Bundled with LightBurn software and a dedicated water chiller
Cons
- DC laser tube rated for up to 1,000 hours of standard operation
- Substantial footprint weighing 223 pounds
Good fit if
- You need a large 28x20 inch working area with pass-through slots for long materials.
- You prefer motorized push-button bed height adjustment over manual focus cranks.
- You want a complete bundle that includes active water cooling and LightBurn control software.
Skip if
- You require more than 60W of laser power for heavier cutting tasks.
- You have tight workshop quarters that cannot accommodate a 223-pound cabinet machine.
Verdict: OMTech 60W CO2 Laser Engraver 28x20 offers a spacious motorized worktable, four-way pass-through capability, and bundled active cooling for steady nonmetallic cutting and engraving.
OMTech K40+ CO2 Laser Engraver with Chiller
Best for: compact desktop engraving on small workpieces
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 40W
- Working Area
- 8"x12" (200x300 mm)
- Engraving Speed
- 350 mm/s
- Software Compatibility
- LightBurn
View on Amazon: OMTech K40+ CO2 Laser Engraver with Chiller Affiliate link
This desktop CO2 laser package pairs a 40W to 45W laser tube with a dedicated water chiller and LightBurn software support. You get an 8" x 12" workspace, engraving speeds up to 350 mm/s, and cutting capability up to 1/8 inch on nonmetallic materials. It includes a detachable base and an adjustable laser head. It suits you if you need an entry-level, space-saving CO2 setup for small engraving tasks.
Pros
- Includes bundled water chiller and LightBurn software support
- Engraving speeds reach up to 350 mm/s (13.8 ips)
- Includes both a flat workbed and a clamping bed with rotary compatibility
- Detachable base and 1.2-inch adjustable laser head accommodate larger objects
- Built-in air assist and exhaust fan clear smoke and debris
Cons
- Work area is limited to 8" x 12" (200 x 300 mm)
- Cutting depth caps at 1/8 inch (3 mm)
- Laser tube and power supply are covered for only 6 months
Good fit if
- You need a compact desktop laser that comes ready with external liquid cooling.
- You primarily engrave smaller items within an 8" x 12" working area.
- You want a removable base and adjustable head to fit taller items.
Skip if
- You need to cut materials thicker than 1/8 inch in a single pass.
- You routinely process large sheets that exceed 8" x 12".
Verdict: OMTech K40+ CO2 Laser Engraver with Chiller provides a complete, entry-level desktop workstation with dedicated cooling and LightBurn integration for small nonmetal projects.
OMTech Maker 60W CO2 Laser Engraver
Best for: mid-range power and pass-through sheet cutting
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 60W
- Working Area
- 20"x28" (500x700 mm)
- Software Compatibility
- LightBurn
- Dimensions
- 47.2 × 34.3 × 36.6 inches
View on Amazon: OMTech Maker 60W CO2 Laser Engraver Affiliate link
This OMTech bundle combines a 60W CO2 laser tube with a dedicated water chiller and LightBurn software. It features a 20"x28" (500x700 mm) working area with both honeycomb and aluminum blade beds. Preinstalled autofocus and motorized bed height adjustment handle focusing automatically. Four-way pass-through doors allow you to feed oversized stock through the cabinet, making it suitable if you need mid-range CO2 power and a spacious cutting bed.
Pros
- Includes water chiller and LightBurn software bundle
- Preinstalled autofocus with motorized workbed height adjustment
- Spacious 20"x28" bed with four-way pass-through doors
- Dual beds included: honeycomb and aluminum blade
Cons
- Weighs 249 pounds and requires dedicated floor space
- Cabinet footprint measures 47.2 by 34.3 inches
- Limited to 60W laser output compared to higher-wattage units
Good fit if
- You want a 60W CO2 system that includes a chiller and LightBurn
- You need a 20"x28" bed with four-way pass-through doors for longer stock
- You prefer push-button autofocus over manual focal adjustments
Skip if
- You need more than 60W of cutting power for thicker stock
- You have limited shop space or cannot accommodate a 249-pound machine
Verdict: OMTech Maker 60W CO2 Laser with Chiller delivers a 20"x28" work area, motorized autofocus, and essential bundled accessories for steady workshop production.
OMTech 60W CO2 Laser Engraver with Chiller
Best for: mid-sized workshops handling long nonmetallic sheet materials
- Features
- Air Assist, Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 60W
- Working Area
- 16"x24" (400x600 mm)
- Software Compatibility
- LightBurn
- Compatible Material
- Wood, Acrylic, Glass
View on Amazon: OMTech 60W CO2 Laser Engraver with Chiller Affiliate link
The OMTech 60W 16"x24" CO2 Laser Engraver bundles a dedicated water chiller and LightBurn compatibility with a 400x600 mm bed. It features two-way pass-through doors to support oversized nonmetallic stock such as wood and acrylic. Delivering up to 0.4 inches of cutting depth with an integrated air assist and cover interlock, this setup fits your workshop if you need a mid-sized work area without stepping up to larger commercial footprints.
Pros
- 16"x24" work area with both honeycomb and blade beds
- Two-way pass-through doors accommodate long materials
- Bundled with water chiller and air assist
- Safety cover interlock automatically cuts beam when opened
Cons
- Uses manual focus instead of an automated z-axis
- Substantial 187-pound weight requires heavy-duty table support
- Laser tube rated for up to 1,000 hours of standard usage
Good fit if
- You need pass-through capability to process long sheets or boards
- You cut or engrave nonmetallic materials up to 0.4 inches thick
- You want an out-of-the-box configuration compatible with LightBurn
Skip if
- You require an autofocus system for faster height setups
- You lack the workshop space for a 44.9-inch wide, 187-pound machine
Verdict: OMTech 60W 16"x24" CO2 Laser Engraver combines a mid-sized 400x600 mm working field with pass-through flexibility and included water cooling. It is a solid, practical choice for nonmetallic cutting projects.
OMTech Maker 90W CO2 Laser with Chiller
Best for: cutting thicker wood and oversized sheet materials
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 90W
- Working Area
- 28" x 20"
- Engraving Speed
- 600 mm/s
- Software Compatibility
- LightBurn
View on Amazon: OMTech Maker 90W CO2 Laser with Chiller Affiliate link
This OMTech CO2 laser cutter pairs a 90W DC tube with a 28" x 20" bed and an included water chiller. You can cut wood up to 0.4 inches deep and engrave materials like acrylic, glass, and leather at speeds up to 600 mm/s. With four-way pass-through doors and LightBurn compatibility, it suits makers who handle oversized materials and need reliable cooling for extended runs.
Pros
- 90W CO2 laser cuts wood up to 0.4 inches thick
- Spacious 28" x 20" workspace with four-way pass-through doors
- Fast engraving speeds reaching up to 600 mm/s
- Comes equipped with water chiller, air assist, and LightBurn support
Cons
- Requires manual focus adjustment rather than motorized autofocus
- Large chassis demands substantial dedicated workshop floor space
Good fit if
- You need to cut wood projects up to 0.4 inches thick.
- You work with long materials that benefit from four-way pass-through access.
- You already use or plan to use LightBurn software.
Skip if
- You want automatic focusing instead of manual focus adjustment.
- You have a compact workshop that cannot fit a 28" x 20" class machine.
Verdict: OMTech Maker 90W 28x20 CO2 Laser Engraver delivers strong 90W cutting capability and oversized pass-through capacity for demanding projects. It provides a balanced set of workshop specs backed by dedicated chilling.
OMTech Maker 90W CO2 Laser with Chiller
Best for: high-power nonmetallic cutting with bundled cooling
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 90W
- Working Area
- 20"x28" (500x700 mm)
- Engraving Speed
- 600 mm/s
- Software Compatibility
- LightBurn
View on Amazon: OMTech Maker 90W CO2 Laser with Chiller Affiliate link
This commercial CO2 laser cutter combines a 90W Yongli H2 tube with an included water chiller and LightBurn software. You get a 20"x28" working area equipped with both honeycomb and aluminum blade beds, plus four-way pass-through doors for oversized stock. It reaches speeds up to 600 mm/s and engraves up to 0.4 inches deep on nonmetallic materials. It suits makers who need high wattage, motorized autofocus, and dedicated cooling right out of the box.
Pros
- 90W Yongli H2 CO2 laser tube rated for up to 8,000 hours
- 20"x28" work area with 4-way pass-through doors
- Motorized bed with preinstalled autofocus
- Engraving speeds reach up to 600 mm/s (23.6 ips)
- Includes dedicated water chiller and LightBurn software
Cons
- Large floor footprint measuring 59.1" L x 34.3" W x 35.4" H
- Heavy unit weighing 258 pounds
- Engraves nonmetallic materials only
Good fit if
- You want an autofocusing 90W system bundled directly with LightBurn and a chiller.
- You need four-way pass-through doors to feed long sheet stock.
- You require speeds up to 600 mm/s for high-volume nonmetallic cutting and engraving.
Skip if
- You lack the workshop space for a 258-pound, 59-inch wide machine.
- You primarily need to cut or engrave bare metal materials.
Verdict: OMTech Maker 90W CO2 Laser with Chiller pairs substantial 90W cutting power and a 20"x28" bed with essential cooling and autofocus control. It is an expansive package for dedicated workshops handling nonmetallic fabrication.
OMTech Pronto 150W 63x40 Laser
Best for: Large format engraving and high power needs
- Features
- Air Assist, Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 150W
- Working Area
- 63 x 40 inches (1600 x 1000 mm)
- Engraving Speed
- 1000 mm/s
- Cutting Capacity
- 0.4 inches (10 mm)
View on Amazon: OMTech Pronto 150W 63x40 Laser Affiliate link
The OMTech Pronto 150W CO2 laser engraver offers a large 63x40 inch work area. It includes a separate water chiller and smart air assist module. The autofocus system adjusts the workbed automatically. It engraves up to 0.4 inches deep. This machine suits users needing high power and a large footprint for big projects.
Pros
- 150W CO2 laser tube for deep engraving
- 63x40 inch honeycomb and aluminum blade beds
- Automatic autofocus with adjustable workbed
- Includes separate water chiller and air assist
- Two-way pass-through doors for large items
Cons
- Ships in three separate packages
- Requires significant floor space
- No mention of built-in chiller
Good fit if
- You need to engrave large sheets of material
- You prefer a separate water chiller for cooling
- You want automatic focusing for consistent results
Skip if
- You have limited workspace for a large machine
- You prefer a compact all-in-one unit
- You only need small desktop engraving
Verdict: OMTech Pronto 150W 63x40 Laser is ideal for makers who require a massive work area and high power. It fits those who can accommodate a large footprint and separate chiller components.
OMTech Pronto 100W CO2 Laser Engraver
Best for: fast engraving and thick acrylic cutting
- Features
- Air Assist, Water Chiller, Auto Focus (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 100W
- Working Area
- 28" x 20"
- Engraving Speed
- 1,000 mm/s
- Software Compatibility
- RDWorks, CorelLaser, LightBurn
View on Amazon: OMTech Pronto 100W CO2 Laser Engraver Affiliate link
This OMTech CO2 laser pairs a 100W tube with an included water chiller and a 28" x 20" working bed. It achieves engraving speeds up to 1,000 mm/s and cuts acrylic up to 0.8 inches and wood up to 0.4 inches. With single-button autofocus, integrated safety sensors, and included LightBurn compatibility, you get high-wattage power and wide material clearance for large, non-metallic fabrication jobs.
Pros
- 100W CO2 laser tube paired with an included water chiller
- Generous 28" x 20" work area with 1,000 mm/s max engraving speed
- Single-button autofocus and built-in temperature and pressure sensors
- Cuts up to 0.8" acrylic and 0.4" wood
Cons
- Large 28" x 20" format requires substantial floor or bench space
- Limited to non-metallic materials such as wood, acrylic, and glass
Good fit if
- You need to cut thick materials like 0.8-inch acrylic or 0.4-inch wood
- You want high-speed engraving up to 1,000 mm/s across a 28" x 20" work area
- You prefer push-button autofocus over manual focal adjustments
Skip if
- You work in a cramped shop that cannot fit a large-format 28" x 20" chassis
- You require a direct metal-cutting machine
Verdict: OMTech Pronto 100W CO2 Laser Engraver with Chiller delivers heavy cutting depth and rapid 1,000 mm/s engraving speeds for extensive workshop jobs.
OMTech Maker 100W CO2 Laser Engraver with Chiller
Best for: large-format cutting and deep engraving projects
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 100W
- Working Area
- 20"x28"
- Engraving Speed
- 600 mm/s
- Dimensions
- 65 × 34.3 × 36.6 inches
View on Amazon: OMTech Maker 100W CO2 Laser Engraver with Chiller Affiliate link
This setup pairs a 100W CO2 laser with a dedicated water chiller for continuous cooling during long cutting jobs. You get a 20"x28" working area equipped with both honeycomb and aluminum blade beds, plus four-way pass-through doors for oversized materials. It reaches speeds up to 600 mm/s and engraves up to 0.4 inches deep. This model fits your workshop if you need high-wattage power and a large platform for heavy fabrication.
Pros
- 20"x28" work area with four-way pass-through doors
- Engraving speeds reach up to 600 mm/s (23.6 ips)
- Bundled water chiller supports extended run times
- Includes both honeycomb and aluminum blade beds
- Laser tube lifespan is rated up to 8,000 hours
Cons
- Machine and chiller ship separately in two packages
- Heavy 251-pound unit requires substantial floor space
- Software like LightBurn is not included in this configuration
Good fit if
- You need 100W of CO2 power to engrave up to 0.4 inches deep
- You work with long or oversized stock that requires pass-through doors
- You plan long jobs that require an external water chiller for cooling
Skip if
- You lack room for a 65-inch-long, 251-pound machine
- You want a bundle that comes with bundled LightBurn software
Verdict: OMTech Maker 100W CO2 Laser with Chiller provides a generous 20"x28" bed and dedicated cooling for demanding cutting projects. It gives you industrial-level power and pass-through versatility without taking up time on custom cooling setups.
OMTech Pro 100W CO2 Laser Engraver
Best for: high-volume production and large sheet cutting
- Features
- Water Chiller (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 100W
- Working Area
- 40"x24"
- Engraving Speed
- Up to 1200 mm/s
- Software Compatibility
- LightBurn, CorelDraw, Photoshop
View on Amazon: OMTech Pro 100W CO2 Laser Engraver Affiliate link
The OMTech Pro 100W CO2 Laser Engraver pairs a 100-watt laser tube with an integrated water chiller, exhaust fan, and air assist pump. Its 40"x24" work area includes four-way pass-through doors for oversized stock, while dual servo motors support engraving speeds up to 1200 mm/s. It cuts wood up to 15mm and acrylic up to 30mm, making it a strong match if you need high-output non-metal fabrication.
Pros
- Integrated water chiller, air pump, and exhaust fan included
- Large 40"x24" working area with four-way pass-through access
- Servo motors and guide rails support speeds up to 1200 mm/s
- Cuts non-metals up to 15mm in wood and 30mm in acrylic
- Ruida 6445G touchscreen with USB, Ethernet, and WiFi support
Cons
- Very heavy industrial build weighing over 900 pounds
- Large machine footprint measuring 64.76" by 54.33"
Good fit if
- You need a spacious 40"x24" bed with pass-through doors for handling large non-metal panels.
- You prioritize rapid production with engraving speeds reaching up to 1200 mm/s.
- You want an all-in-one cooling configuration without setting up an external chiller unit.
Skip if
- You work in a compact home workshop without room for a 65-inch-wide cabinet.
- You cannot accommodate moving or placing equipment that weighs over 900 pounds.
Verdict: OMTech Pro 100W CO2 Laser Engraver (40"x24") delivers high-speed servo motion, robust 100W cutting depth, and integrated cooling for production-level workloads. It is ideal for dedicated fabrication shops with the floor space to support a full-sized industrial platform.
OMTech Pronto 28x20 60W CO2 Laser
Best for: large-format leather and acrylic engraving projects
- Features
- Air Assist, Water Chiller, Auto Focus (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 60W
- Working Area
- 28"x20"
- Engraving Speed
- 1,000 mm/s
- Software Compatibility
- RDWorks, CorelLaser, LightBurn
View on Amazon: OMTech Pronto 28x20 60W CO2 Laser Affiliate link
The OMTech Pronto 28"x20" 60W CO2 Laser Engraver pairs a 60W CO2 laser tube with a dedicated water chiller. It features a spacious 28" by 20" bed, autofocus, and engraving speeds up to 1,000 mm/s. It cuts wood up to 0.4 inches, acrylic up to 0.8 inches, and marks materials like leather and fabric. It suits you if you need a high-speed, large-format setup for nonmetallic workpieces.
Pros
- Engraving speeds reaching up to 1,000 mm/s
- Spacious 28"x20" working area for larger materials
- Push-button autofocus and built-in air assist
- Compatible with LightBurn, RDWorks, and CorelLaser
- Includes a dedicated water chiller in the package
Cons
- Machine weighs 441 pounds and requires significant floor space
- Laser engraver and water chiller arrive in separate shipments
- 60W tube offers less cutting penetration than 90W or 100W alternatives
Good fit if
- You need a fast 1,000 mm/s engraving speed across a 28"x20" bed.
- You work extensively with nonmetallic materials like leather, fabric, acrylic, or wood.
- You want push-button autofocus alongside LightBurn software compatibility.
Skip if
- You lack the floor space or equipment to handle a 441-pound machine.
- You regularly cut thick stock requiring more than 60W of laser power.
Verdict: OMTech Pronto 28"x20" 60W CO2 Laser Engraver provides a large bed and 1,000 mm/s engraving speeds optimized for detailed work on leather, wood, and acrylic. It is a solid choice when you need rapid processing paired with dedicated chiller cooling.
OMTech Maker 90W CO2 Laser Engraver with Chiller
Best for: mid-to-large projects needing pass-through access
- Features
- Water Chiller, Auto Focus (what this guide is about)
- Laser Type
- CO2
- Laser Power
- 90W
- Working Area
- 20" x 28" (500 x 700 mm)
- Engraving Speed
- Up to 600 mm/s (23.6 ips)
- Compatible Material
- Wood, Acrylic
View on Amazon: OMTech Maker 90W CO2 Laser Engraver with Chiller Affiliate link
This OMTech Maker CO2 laser pairs a 90W Yongli H2 tube with a bundled water chiller for sustained cutting and engraving. You get a spacious 20"x28" bed featuring honeycomb and aluminum blade surfaces, four-way pass-through doors, and motorized autofocus. Reaching speeds up to 23.6 ips and cutting depths up to 0.4 inches, it suits you if you need commercial-level power and room for oversized materials in your workshop.
Pros
- 90W Yongli H2 tube rated for up to 8,000 hours of use
- Spacious 20"x28" work area with four-way pass-through doors
- Preinstalled autofocus with motorized bed height adjustment
- Engraving speeds up to 23.6 ips (600 mm/s)
Cons
- Heavy 258-pound unit requiring a large floor footprint
- Software license is not listed as included in the package
Good fit if
- You need a 90W CO2 laser with a bundled water chiller for high-volume jobs
- You work with oversized materials requiring four-way pass-through access
- You prefer motorized bed positioning and automated focus calibration
Skip if
- You lack the workshop space for a 59.1-inch-long, 258-pound machine
- You require a laser package that explicitly includes design software
Verdict: OMTech Maker 90W CO2 Laser with Chiller delivers a strong balance of 90W cutting power, four-way pass-through versatility, and dedicated water cooling for demanding shop workloads.
Specifications side by side
| Spec | OMTech K40+ 45W CO2 Laser Engraver | OMTech Maker 90W CO2 Laser Engraver with Chiller | OMTech 60W CO2 Laser with Chiller & LightBurn | OMTech K40+ CO2 Laser Engraver with Chiller | OMTech Maker 60W CO2 Laser Engraver | OMTech 60W CO2 Laser Engraver with Chiller | OMTech Maker 90W CO2 Laser with Chiller | OMTech Maker 90W CO2 Laser with Chiller | OMTech Pronto 150W 63x40 Laser | OMTech Pronto 100W CO2 Laser Engraver | OMTech Maker 100W CO2 Laser Engraver with Chiller | OMTech Pro 100W CO2 Laser Engraver | OMTech Pronto 28x20 60W CO2 Laser | OMTech Maker 90W CO2 Laser Engraver with Chiller |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Laser Type | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 | CO2 |
| Laser Power | 45W | 90W | 60W | 40W | 60W | 60W | 90W | 90W | 150W | 100W | 100W | 100W | 60W | 90W |
| Working Area | 12"x8" | 20" x 28" | 28x20 Inch (500x700 mm) | 8"x12" (200x300 mm) | 20"x28" (500x700 mm) | 16"x24" (400x600 mm) | 28" x 20" | 20"x28" (500x700 mm) | 63 x 40 inches (1600 x 1000 mm) | 28" x 20" | 20"x28" | 40"x24" | 28"x20" | 20" x 28" (500 x 700 mm) |
| Engraving Speed | not specified | Up to 23.6 ips | up to 23.6 ips (600 mm/s) | 350 mm/s | not specified | not specified | 600 mm/s | 600 mm/s | 1000 mm/s | 1,000 mm/s | 600 mm/s | Up to 1200 mm/s | 1,000 mm/s | Up to 600 mm/s (23.6 ips) |
| Software Compatibility | LightBurn, LaserGRBL | not specified | LightBurn | LightBurn | LightBurn | LightBurn | LightBurn | LightBurn | not specified | RDWorks, CorelLaser, LightBurn | not specified | LightBurn, CorelDraw, Photoshop | RDWorks, CorelLaser, LightBurn | not specified |
| Cutting Capacity | 0.4" (10mm) acrylic, 0.31" (8mm) wood | not specified | not specified | not specified | not specified | not specified | Up to 0.4" wood | not specified | 0.4 inches (10 mm) | Up to 0.4" wood, 0.8" acrylic | not specified | Up to 15mm wood, 30mm acrylic | Wood: 0.4", Acrylic: 0.8" | not specified |
| Compatible Material | not specified | not specified | Wood, Glass | not specified | not specified | Wood, Acrylic, Glass | not specified | not specified | not specified | Wood, Acrylic, Glass | not specified | not specified | Wood, Acrylic, Leather, Glass | Wood, Acrylic |
| Features | Water Chiller | Water Chiller | Air Assist, Water Chiller | Water Chiller | Water Chiller | Air Assist, Water Chiller | Water Chiller | Water Chiller | Air Assist, Water Chiller | Air Assist, Water Chiller, Auto Focus | Water Chiller | Water Chiller | Air Assist, Water Chiller, Auto Focus | Water Chiller, Auto Focus |
| Dimensions | 31.9 × 19.7 × 9.8 inches | 57.1 × 34.3 × 27.6 inches | 48.8 × 34.3 × 26.4 inches | not specified | 47.2 × 34.3 × 36.6 inches | 44.9 × 30.7 × 25.4 inches | not specified | 59.1 × 34.3 × 35.4 inches | not specified | not specified | 65 × 34.3 × 36.6 inches | not specified | 57.2 × 42.1 × 36.6 inches | 59.1 × 34.3 × 35.4 inches |
| Weight | 53.8 pounds | 227 pounds | 223 pounds | not specified | 249 pounds | 187 pounds | not specified | 258 pounds | not specified | not specified | 251 pounds | 948 pounds | 441 pounds | 258 pounds |
| Size | 45W with LB&Chiller | with Water Chiller | with LB&Chiller | not specified | AF 60W&LB&Chiller | with LB&Chiller | MF 90W&LB&Chiller | with LB&Chiller | 150W with 63"x40" | 28"x20"&100W&LB&Chiller | with Water Chiller | 100W With 40"x24" | 28"x20"&60W&Chiller | AF 90W&Chiller |
| Color | Blue | Blue, Gray | Black, Red | not specified | Blue, Gray | 60W Manual Focus | 90W Manual Focus | Blue, Gray | not specified | 28"x20"&100W&LB&Chiller | with Water Chiller | Black | 28"x20"&60W&Chiller | Blue, Gray |
| Model | K40+ 45W | RYGEL-USB0705U2&LCW5200 | SH-G570 | SH-G350 | RYGELAMZ-USB0705U1&LCW5200&USBLIGH | RYGEL-UCW0604BU | SH-G570 | not specified | not specified | Pronto35 | SH-G570 | not specified | Pronto35 | not specified |
If you use chillers elsewhere, you can compare specs on best freestanding bathtubs with compatible with water chillers.
Key specs to check before buying
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Match power to thickness
Laser power determines how thick a material you can cut. The OMTech K40+ 45W CO2 Laser Engraver is sufficient for thin hobby materials. You need higher wattage for thicker wood or acrylic. The 150W Pronto model offers substantial depth for heavy fabrication. Check the wattage rating to ensure the beam can penetrate your intended material thickness without stalling or burning.
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Check workspace dimensions
Work area size dictates the maximum sheet size you can process. The OMTech K40+ has a compact footprint, while the 90W Maker offers a 20 x 28 inch bed. The Pronto 150W provides a massive 63 x 40 inch area for large formats. Measure your workshop floor space against the machine dimensions. Ensure you have clearance for pass-through doors if you plan to cut long sheets.
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Verify software compatibility
Software support affects your workflow efficiency. Most OMTech models listed include LightBurn compatibility. This third-party software offers advanced features for precise control. Some listings do not specify software support, so you must verify this before purchasing. Ensure your preferred design software works with the machine to avoid connectivity issues or limited functionality during operation.
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Consider weight and mobility
Machine weight impacts stability and portability. The K40+ weighs 53.8 pounds, making it manageable for desktop use. Industrial models like the Pro 100W weigh 948 pounds and require a dedicated floor space. Heavier units reduce vibration during high-speed engraving. Assess your floor load capacity and mobility needs before selecting a model with a large chassis.
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Review cooling system type
All models in this guide include a water chiller. Active cooling maintains optimal laser tube temperature during extended use. This prevents overheating and extends the lifespan of the tube. Verify that the chiller is included in the bundle. Dedicated cooling systems are essential for high-power models running continuously. Ensure you have access to a water source and drainage for proper maintenance.
Frequently asked questions
What laser power options are available in the OMTech water chiller lineup?
You can choose from 45W, 60W, 90W, 100W, and 150W CO2 laser tubes. The 45W K40+ models suit thin hobby materials. The 90W and 100W Maker and Pronto series handle thicker wood and acrylic. The 150W Pronto offers the highest power for demanding industrial tasks.
Which OMTech laser engraver has the largest working area?
The OMTech Pronto 150W 63x40 Laser provides the largest workspace at 63 inches by 40 inches. The OMTech Pro 100W CO2 Laser Engraver offers a 40-inch by 24-inch bed. Most other models, such as the Maker series, feature a 20-inch by 28-inch bed.
Does every OMTech laser with a chiller include LightBurn software?
Most models bundle LightBurn compatibility. The K40+ 45W, 60W Maker, 60W Pronto, and 100W Pronto all list LightBurn support. The 90W Maker RYGEL-USB0705U2&LCW5200 and the 100W Maker SH-G570 do not explicitly list software compatibility in their attributes, so you should verify the package contents.
Do these machines support pass-through cutting for long materials?
Many larger models support pass-through capabilities. The 60W SH-G570 and 90W Maker 90W CO2 Laser Engraver with Chiller offer four-way pass-through access. The 60W Maker 60W CO2 Laser Engraver also features pass-through flexibility. Smaller desktop units like the K40+ do not list this feature.
Which OMTech laser engraver is best for engraving leather?
The OMTech Pronto 28x20 60W CO2 Laser is highlighted as the best option for leather. It features a 28-inch by 20-inch bed and 1,000 mm/s engraving speeds. It also includes auto focus and air assist, which help maintain precision when processing detailed leather projects.
How much floor space do the heaviest OMTech lasers require?
The heaviest unit is the OMTech Pro 100W CO2 Laser Engraver, weighing 948 pounds. It requires significant floor space for its 40-inch by 24-inch bed. The next heaviest is the 60W Pronto 28x20, weighing 441 pounds. Most desktop models weigh under 100 pounds.
Is autofocus included on all OMTech water chiller models?
No, autofocus is not standard on all models. The 60W Maker AF 60W&LB&Chiller and the 100W Pronto include auto focus. The K40+ 45W and many 90W Maker models use manual focus. You should check the specific model attributes to confirm if auto focus is included.
What is the maximum engraving speed offered by these machines?
The OMTech Pronto 28x20 60W CO2 Laser and the OMTech Pronto 100W CO2 Laser Engraver both offer engraving speeds of 1,000 mm/s. This speed supports rapid processing for detailed work on materials like wood, acrylic, and leather. Other models do not list specific speed metrics in their data.