{"product_id":"air-assist-ttl-laser-head-module-5w-10w-20w-blue-light-cnc-laser-for-engraving-wood-cutting","title":"Air Assist TTL Laser Head Module 5W \/ 10W \/ 20W - Blue Light CNC Laser for Engraving \u0026 Wood Cutting","description":"\u003cp\u003e\u003cstrong\u003ePowerful and precise:\u003c\/strong\u003e Compact air-assist laser head module offering 5W, 10W and 18–22W (20W class) optical power options for high-precision CNC engraving and fast cutting of wood, acrylic and MDF. Features TTL control, built-in air assist and cooling, anti-blue view window, and temperature\/operation indicators for reliable workshop performance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eModels:\u003c\/strong\u003e LT-40W-AA (5W), LT-80W-AA-PRO (10W), LT-K20 \/ LT-K20-PRO (18–22W optical output)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eOptical Power:\u003c\/strong\u003e 5W (±0.5W), 10W, 18–22W (20W class)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 450 nm (±10 nm)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eLight Color:\u003c\/strong\u003e Blue\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eInput Voltage \u0026amp; Current:\u003c\/strong\u003e 12V (1.5–2A) for lower-power modules; 24V, 4A typical for K20 series\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e TTL signal control (supports PWM\/TTL power control)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum alloy + plastic\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eAir Assist:\u003c\/strong\u003e Built-in air assist airway (nozzle included). Suggested air flow ≥27 L\/min (≈0.95 CFM)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e Dual fan cooling on higher-power models for improved heat dissipation\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eSpot Size:\u003c\/strong\u003e K20: 0.04 × 0.30 mm; K20-PRO: 0.14 × 0.20 mm\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eProtective Features:\u003c\/strong\u003e Removable anti-blue view window \/ protective cover, copper-core protection lens, Power and Signal LED indicators\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eTemperature \u0026amp; Alarm:\u003c\/strong\u003e Built-in temperature display and buzzer alarm (alerts when module temperature exceeds ~55 °C \/ 131 °F)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003ePositioning:\u003c\/strong\u003e Red crosshair alignment for easier frame positioning and secondary cuts\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for broad DIY CNC compatibility (adapter board and sliding mounting plate included for many desktop laser engravers)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCutting Performance Examples:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eLT-40W-AA (5W):\u003c\/strong\u003e Cuts up to 4 mm plywood in one pass (~0.16 in) at ~190 mm\/min\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eLT-80W-AA-PRO (10W):\u003c\/strong\u003e Cuts up to 8 mm bass plywood (~0.31 in) at ~120 mm\/min (one pass); 5 mm bass plywood (~0.20 in) at ~50 mm\/min (one pass)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eLT-K20 (18–22W):\u003c\/strong\u003e Example: 12 mm basswood plywood (~0.47 in) at ~120 mm\/min (one pass); 12 mm black acrylic (~0.47 in) at ~25 mm\/min (one pass); 15 mm pine (~0.59 in) at ~100 mm\/min (one pass)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eUse \u0026amp; Maintenance Tips:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eAir Assist:\u003c\/strong\u003e Always turn on the air pump before cutting to avoid smoke contaminating the lens\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eFocus:\u003c\/strong\u003e For cutting, set the focal point slightly below the material surface (e.g., for 10 mm material, lower focus by ~5 mm)\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eLens Care:\u003c\/strong\u003e Keep the lens and nozzle clean; use a clean alcohol swab to remove dust or fingerprints to maintain output power and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e#laserengraving #CNCtools #FanzyMarket\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSafety Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis is an electrical laser module. Follow all electrical safety rules: use the correct power supply, avoid exposing wiring to moisture, disconnect power before servicing, and do not modify internal wiring. Ensure proper ventilation and secure, grounded connections.\u003c\/p\u003e\n\n\u003cp\u003eHigh-power laser safety: This product emits a high-intensity blue laser. Always use appropriate laser safety eyewear rated for 450 nm, use the protective cover when possible, never look directly at the beam, keep the device away from children, and operate the module inside an enclosed, well-ventilated work area to avoid eye or skin injury and fire hazards.\u003c\/p\u003e\n\n\u003cp\u003eDo not operate without air assist when cutting materials that produce smoke. Regularly check cooling fans, connections, and lenses before use.\u003c\/p\u003e\n","brand":"FanzyMarket","offers":[{"title":"20W LT-K20-PRO-EU \/ Poland","offer_id":50856617935041,"sku":"14:200971939#20W LT-K20-PRO-EU;200007763:203372089","price":311.99,"currency_code":"USD","in_stock":true},{"title":"20W LT-K20-PRO-EU \/ China Mainland","offer_id":50856617967809,"sku":"14:200971939#20W LT-K20-PRO-EU;200007763:201336100","price":421.99,"currency_code":"USD","in_stock":true},{"title":"20W LT-K20-PRO-EU \/ Russian Federation","offer_id":50856618000577,"sku":"14:200971939#20W LT-K20-PRO-EU;200007763:201336103","price":311.99,"currency_code":"USD","in_stock":true},{"title":"20W LT-K20-PRO-EU \/ United States","offer_id":50856618033345,"sku":"14:200971939#20W LT-K20-PRO-EU;200007763:201336106","price":793.99,"currency_code":"USD","in_stock":true},{"title":"20W LT-K20-PRO-EU \/ Mexico","offer_id":50856618066113,"sku":"14:200971939#20W 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