This projector lamp is known as: ELPLP41 Before you order, please make sure your projector is one of the following module: EB-S6 EB-S62 EB-S6LU EB-TW420 EB-W6 EB-X6 EB-X62 EB-X6LU EH-TW420 EMP-260 EMP-77C EMP-S5 EMP-S52 EMP-S6 EMP-X5 EMP-X52 EMP-X6 EX21 EX30 EX50 EX70 H283A H283B H284A PowerLite 77c PowerLite 78 PowerLite HC 700 PowerLite S5 PowerLite S6 PowerLite W6 projector ELPLP41 projector replacement lamp with housing: This style of projector replacement lamp consists of the bulb, the electrical wiring and the plastic housing that surrounds them, which helps you to install it more quickly and easily