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LONGER
LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area
The LONGER Laser B1 20 W is a high-power diode laser engraver with 22-24 W output, a 450 x 440 mm work area, and 4-core laser head. Priced at $479.00, it's ideal for cutting thick wood and acrylic in DIY and small fabrication projects.
$536.27 $1099.99-51%
● In stock
Buy at GeekBuying →Price and availability may change. Click to see current details on GeekBuying.
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Key features
- 22-24 W optical output power
- 4-core laser head with coupling tech
- 450 x 440 mm large engraving area
- 36,000 mm/min engraving speed
- Smart air-assist with LightBurn sync
- 50 mm long focal length beam
- TMC2209 silent stepper drivers
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Pros
- +Stronger cut than standard 20 W lasers
- +Large work area for A3 projects
- +Fast engraving with quiet operation
- +Auto air-assist improves cut quality
- +Good value at $479.00
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Cons
- −Requires assembly and setup time
- −Limited on metals without coating
- −Learning curve for beginners
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About LONGER LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area
What is LONGER Graveur laser LONGER Laser B1 20 W, tête laser à 4 cœurs, puissance de sortie 22-24 W, zone de gravure 450 x 440 mm?
The LONGER Laser B1 20 W is a desktop diode laser engraver and cutter designed for precision crafting, prototyping, and small-scale manufacturing. With an actual optical output of 22-24 W, it exceeds standard 20 W lasers in cutting power, enabling deeper passes and faster processing. Its 450 x 440 mm engraving area accommodates A3-sized materials, making it suitable for larger projects in wood, acrylic, leather, and more. Sold by GeekBuying, this model combines advanced laser coupling and a high-speed control system for reliable performance.
Key features
- 22-24 W Output Power — Delivers stronger cutting than typical 20 W diode lasers, handling 15 mm pine and 8 mm black acrylic in one pass.
- 4-Core Laser Head — Uses advanced six-core coupling technology for a more concentrated beam and improved efficiency.
- 450 x 440 mm Work Area — 23.75% larger than standard beds, ideal for A3 panels and bigger designs.
- 36,000 mm/min Engraving Speed — Powered by a 32-bit motherboard for ultra-fast operation with minimal lag.
- Smart Air-Assist System — Automatically activates via LightBurn to improve cut quality and reduce charring.
- 50 mm Focal Length — Longer, thinner focal beam increases cutting depth and precision by over 20%.
- TMC2209 Silent Drivers — Reduces operational noise for a quieter engraving experience.
Who is LONGER Graveur laser LONGER Laser B1 20 W, tête laser à 4 cœurs, puissance de sortie 22-24 W, zone de gravure 450 x 440 mm for?
This laser engraver suits hobbyists, makers, and small business owners who need reliable, high-power performance for engraving and cutting thicker materials. It’s ideal for users familiar with LightBurn software and those upgrading from lower-wattage models. Beginners with technical guidance can also use it, but optimal results require some learning curve in parameter tuning.
How does LONGER Graveur laser LONGER Laser B1 20 W, tête laser à 4 cœurs, puissance de sortie 22-24 W, zone de gravure 450 x 440 mm compare?
Compared to standard 20 W diode lasers, the LONGER B1 offers higher actual output (22-24 W), a larger work area, and faster engraving speeds. It outperforms most entry-level machines in cutting depth and speed, especially on basswood and acrylic. While not matching CO2 or fiber lasers in industrial applications, it provides superior value in the mid-tier diode laser category for home and light commercial use.
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Best use cases
- →Cutting 20 mm basswood in multi-pass
- →Engraving leather and wood gifts
- →Prototyping acrylic enclosures
- →Personalized home decor items
- →Small business signage
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Is LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area right for you?
The LONGER Laser B1 20 W is best for intermediate makers and small workshops needing strong cutting power and a large bed. It suits users comfortable with LightBurn and basic laser safety. Beginners should expect a learning curve. At $479.00, it's a solid upgrade from 10-15 W models. Consider it over smaller diode lasers if you regularly work with thick wood or acrylic.
How it compares: The LONGER B1 outperforms standard 20 W diode lasers in power, speed, and bed size. It cuts thicker materials than most entry-level models and offers better precision than generic 400 mm machines. While not replacing CO2 systems, it's a top choice in the mid-power diode category.
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Frequently Asked Questions
What materials can the LONGER Laser B1 20 W cut?
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It can cut up to 15 mm pine, 8 mm black acrylic, and 0.1 mm stainless steel in one pass. With multiple passes, it handles 20 mm basswood and 35 mm black acrylic. It works on wood, leather, paper, and coated metals.
Does the LONGER Laser B1 work with LightBurn?
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Yes, it is compatible with LightBurn software, which controls the smart air-assist system and enables precise parameter settings for engraving and cutting various materials.
How fast is the engraving speed on the LONGER B1?
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The engraver reaches up to 36,000 mm/min thanks to its 32-bit motherboard, making it four times faster than many standard diode laser machines for quicker project completion.
Is the LONGER Laser B1 easy to assemble?
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It requires some assembly and setup, including calibration. Users should follow instructions carefully. Technical familiarity helps, but online guides support first-time builders.
Can the LONGER Laser B1 engrave metal?
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It can engrave coated or anodized metals. Bare metals require a marking spray to create contrast. It cannot deep-cut most metals but works well for surface etching.
How much does LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area cost?
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LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area is $536.27 at GeekBuying, marked down from $1099.99 (save 51%). Prices may change — click through to GeekBuying for the latest.
Is LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area in stock at GeekBuying?
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Yes, LONGER Laser B1 20W Laser Engraver Cutter 4-core Laser Head 22-24W Output Power 450 x 440mm Engraving Area is currently in stock at GeekBuying.
Are there coupon codes for GeekBuying?
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Yes — Love Those Deals currently tracks 4 active GeekBuying coupons. See the coupons section on this page to copy a code before checkout.
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Specifications
- Brand
- LONGER
- SKU
- 7998
- GTIN
- 6996748414912
- MPN
- GK520995
Last updated Apr 28, 2026