This Replacement for GE 72885 MVR400/HOR/ED28/PA is a 400W metal halide HID lamp designed for high-output commercial and industrial lighting applications. Featuring an E39 mogul base and ED28 clear glass bulb, it installs easily into compatible fixtures using an M155/E ballast system. Delivering approximately 38,000 lumens of 4100K bright white light, this lamp provides powerful, crisp illumination ideal for warehouses, gymnasiums, manufacturing spaces, and large-area lighting. The horizontal burn position ensures proper operation in approved fixtures. With a rated life of up to 20,000 hours, this multi-vapor HID lamp offers dependable, long-lasting performance and reduced maintenance for demanding lighting environments.