We source projector lamps directly from the world's leading lighting manufacturers. These are the same companies who supply the leading projector brands! Projector manufacturers leave the lighting up to the lighting pros, and so should you! The recommended original replacement for the following Epson projectors: EB-S7, EB-S72, EB-S8, EB-S82, EB-W7, EB-W8, EB-X7, EB-X72, EB-X8, EB-X8e, EH-TW450, EMP-S8, EMP-X7, EX31, EX51, EX71, H309A, H309C, H310A, H310C, H311B, H311C, H312A, H312B, H312C, H325C, H327A, H327C, H328A, H328B, H328C, H331A, H331C, Home Cinema 705HD, PowerLite 51, PowerLite 71, PowerLite 79, PowerLite EX31, POWERLITE EX51, PowerLite EX71, PowerLite Home Cinema 705HD, PowerLite S7, PowerLite S7+, PowerLite S8+, PowerLite W7, PowerLite W7+, PowerLite W8+, PowerLite WEX31, V11H331020