Replace your old laser tube and optimize your laser engraver and cutter machine's performance with OMTech's highly efficient 50W CO2 laser tube! Made of tough borosilicate glass, this 850 mm (33.4") long 50 mm (2") wide CO2 laser tube is superior to its competitors as it incorporates gold catalyst nanocoating and high-end German technology into the engineering of its glass tube construction, making it more durable to withstand high temperature and pressure. It is cost-efficient yet dependable with up to 6,000 hours of service life. The built-in tubing and ports on this laser engraver replacement tube allow easy connection to your water chiller or pump and efficient cooling during operation. To meet your needs, we offer a variety of laser tubes from 40W to 150W. Get your replacement laser tube from OMTech and start enjoying its superior quality and efficient performance today!