--- product_id: 139356591 title: "50W CO2 Glass Laser Tube 800mm Length Dia 50mm for Laser Engraving and Cutting Machine (Buy More Discounts)" brand: "sentech" price: "VT72155" currency: VUV in_stock: true url: https://www.desertcart.vu/products/139356591-50w-co2-glass-laser-tube-800mm-length-dia-50mm-laser store_origin: VU region: Vanuatu --- # 50W stable power output Integrated water cooling leads 800mm precision length 50W CO2 Glass Laser Tube 800mm Length Dia 50mm for Laser Engraving and Cutting Machine (Buy More Discounts) **Brand:** sentech **Price:** VT72155 **Availability:** ✅ In Stock ## Summary > ⚡ Cut with Confidence, Engrave with Precision! ## Quick Answers - **What is this?** 50W CO2 Glass Laser Tube 800mm Length Dia 50mm for Laser Engraving and Cutting Machine (Buy More Discounts) by sentech - **How much does it cost?** VT72155 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/139356591-50w-co2-glass-laser-tube-800mm-length-dia-50mm-laser) ## Best For - sentech enthusiasts ## Why This Product - Trusted sentech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool Under Pressure:** Integrated water cooling system keeps your laser running efficiently and safely. - • **Power That Performs:** 50W upgraded laser tube delivers consistent, high-speed cutting and engraving. - • **Precision Engineered:** 800mm length and 50mm diameter for optimal beam focus and machine compatibility. - • **Plug & Play Installation:** Pre-connected leads ensure quick, hassle-free setup—get your project started faster. - • **Durability Meets Innovation:** Special glass tech extends tube lifespan, minimizing downtime and replacement costs. ## Overview The SenTECH 50W CO2 Glass Laser Tube (800mm length, 50mm diameter) is a high-performance, factory-tested component designed for laser engraving and cutting machines. Featuring upgraded stable power output and pre-connected leads for easy installation, it ensures faster cutting speeds and longer operational life. Its integrated water cooling system maintains optimal temperature, making it a reliable choice for professionals seeking precision and durability in their laser equipment. ## Description IntroductionOutput power: 40 WDimensions: Length 700 mmInstallation instructions:1. Determine the positive and negative poles of the laser tube ( Near the spiral glass tube inside is positive and the other is negative).2. Insert the water inlet pipe and outlet pipe into the water, usually the positive high pressure line is the input, the part of light output is the exit. Before you launch the machine, you need to check the tube to see whether it is normal. 3. Adjust the optical path with the laser and test switch on the machine. The ultimate goal is to make the laser point enter from the middle of the entrance hole of the laser head, and then adjust the vertical optical path.4. When the light path is adjusted, the engraving can be cut or used, according to the actual situation to control the power output.[WARNING]1. The high-voltage power supply of the laser requires reliable isolation!2. The cooling water should have at least 20 liters, and change it every two weeks.Suitable temperature less than 30 grades3. In winter, the water in the laser tube needs to be discharged first to prevent the tube from freezing and cracking.4.This laser product is not visible light. The laser beam has a burn or more serious damage to the body. In the area of ​​the optical path of the optical transmission, the laser burn must be avoided during work and when you using !Avoid of unnecessary damage, please open one end of the tube and then take the tube out carefully. ## Features - 1. [Parameters]: 50 Watt 800mm length Ø50mm - 2. Each tube HAS BEEN TESTED before leaving from our factory, we try our best to give a good shopping experience and make you not waste time and lose money. - 3. [Installation]: You need to make sure the positive and negative pole. We HAVE CONNECTED the LEADS, so that you can quickly install the tube. - 4. [Upgraded version]: Upgraded laser tube has a more stable power, which is favorable to increase the cutting speed. The tube has long-time life because of the especial technology. - 5. [Application]: It is mainly used for LASER ENGRAVING CUTTING MACHINE and other engraving equipments. If it is broken in the transportation, contact us please, we are trying our best to solve your problem. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | SenTECH | | Material | Glass | | Product Dimensions | 31.5"L x 1.97"W | | Style | Laser | | Operation Mode | Automatic | | UPC | 791307559604 | | Manufacturer | SenTECH | | Part Number | LASER-Tube-50W-800-Ameri | | Item Weight | 3.92 pounds | | Size | 50W 800mm | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Brand:** SenTECH - **Material:** Glass - **Product Dimensions:** 31.5"L x 1.97"W - **Style:** Laser - **Operation Mode:** Automatic ## Images ![50W CO2 Glass Laser Tube 800mm Length Dia 50mm for Laser Engraving and Cutting Machine (Buy More Discounts) - Image 1](https://m.media-amazon.com/images/I/3177vAO57NL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - SenTECH 50W CO2 Glass Laser Tube 800mm Length Dia 50mm for Laser Engraving and Cutting Machine (Buy More Discounts) - MCWlaser Set of 2 High Voltage Wire Connector Between CO2 Power Supply and CO2 Laser Tube for Laser Cutting Machine high Voltage Head - TEN-HIGH 50W CO2 Laser Tube 800mm D50mm, Wires Preconnected with Coating, for Laser Cutter Laser Engraving Cutting Machine --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/139356591-50w-co2-glass-laser-tube-800mm-length-dia-50mm-laser](https://www.desertcart.vu/products/139356591-50w-co2-glass-laser-tube-800mm-length-dia-50mm-laser) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-08*