OMTech 80W YL H2 CO2 Laser Tube 10,000 hr. Life for CO2 Laser Engraver Cutter
No matter how well maintained, laser tubes-like light bulbs-are temporary parts that eventually burn out. Replace your old tube with this heavy-duty YL H2 laser tube from OMTech. Made of tough borosilicate glass, this durable 80W CO2 laser tube leaves competitors behind with its maximum 12,000 hour service life.