Replacement Epson Projector Lamp NPLM36-CBHN-CNF Bulb w/ Housing for EPSON Powerlite Home Cinema, Lamp Bulb UHE (Ultra-High Efficiency), A Technical Designation For Projector Lamps, Is A High Efficiency Lamp Designed To Provide Bright, High Quality Projection In Projectors. Complete Projector Lamp Module, Genuine Bulb And Genuine Housing Assembly 4000 (normal) / after 4000 hours (economy) can adjust to the ECO mode to save energy and use it for a long time I am not sure which exact models this works for. Please make sure the model number matches up with your existing one. How to extend the life of the projector bulb 1. After the shutdown, only wait for the fan to stop before disconnecting the power. 2. After turning off the projector, wait at least 60 minutes to reboot. 3. Do not disconnect the power directly during use. 4. No more than 4 hours each use time. 5. Make sure there are no obstacles around the projector to allow the projector to dissipating heat normally. 6. Regularly clean the dust inside the projector and the bulb, otherwise the elevated temperature will cause the projector shut down automatically to protect it.