This product is either discontinued or we cannot get that from suppliers.
BenQ 5J.J8805.001 Projector lamp for BenQ MH740, SX912, Designed For BenQ SX912, BenQ MH740, BenQ SH915, BenQ HC1200, Projector lamp
The 5J.J8805.001 OEM Lamp is for BenQ SX912 / MH740 / SH915 / HC1200 projectors.