Compatible Replacement Projector Lamps We have options for Projectors, Projection TVs, and Stage Lighting. This lamp type is typically the least expensive option available and a great option for many users. Many users are not aware of the importance of regular general maintenance on projectors. Once you turn on your projector, wait at least five minutes before turning it off. The cooling system is not allowed to properly operate when powered down to quickly.Air Flow, Air Flow, Air Flow. Simply put, if something is blocking an intake vent, exhaust vent, or air channel. Stop It. Filters should be cleaned regularly, and anything obstructing these vents should be immediately removed, cleaned, or eradicated.We cant mention Air Flow enough. Be aware of where your exhaust vent is aimed. Most projection units require 2 feet of free flowing distance beyond the exhaust vent.Clean the projection units Air Intake Filter every three to six months, or more, depending on your rate of use. Yes, this is Air Flow again, but it is so important.Run your new projection bulb for two weeks or 20 hours, whichever comes first, after receiving your bulb. Lamp failures typically happen in the first 10 hours of operation. Many users are not aware of the importance of regular general maintenance on projectors. Once you turn on your projector, wait at least five minutes before turning it off. The cooling system is not allowed to properly operate when powered down to quickly.Air Flow, Air Flow, Air Flow. Simply put, if something is blocking an intake vent, exhaust vent, or air channel. Stop It. Filters should be cleaned regularly, and anything obstructing these vents should be immediately removed, cleaned, or eradicated.We cant mention Air Flow enough. Be aware of where your exhaust vent is aimed. Most projection units require 2 feet of free flowing distance beyond the exhaust vent.Clean the projection units Air Intake Filter every three to six months, or more, depending on your rate of use. Yes, this is Air Flow again, but it is so important.Run your new projection bulb for two weeks or 20 hours, whichever comes first, after receiving your bulb. Lamp failures typically happen in the first 10 hours of operation. Projector Housings, TV Lamps and More Advanced Lamp Lamp & Housing for The Optoma EH7700 Projector Advanced Lamp 915P049020 Lamp & Housing for Mitsubishi TVs Advanced Lamps OEM 5R Broadway Lamp - 9281 908 05314