Hypertec BL-FU400A, 400 W, Optoma, TW865-NL, EW865, EW860, EX850, EX855 Hypertec BL-FU400A. Bulb power: 400 W, Brand compatibility: Optoma, Compatibility: TW865-NL, EW865, EW860, EX850, EX855, Country of origin: Taiwan