This Replacement for Sylvania 64260 MCP200/PS/BU-ONLY/940 is a 200W ceramic metal halide HID lamp designed for high-quality, energy-efficient lighting in commercial and retail environments. Featuring an EX39 base and BT28 glass bulb, it installs easily into compatible fixtures using a C190/O pulse start ballast system. Delivering approximately 19,500 lumens of 4000K bright white light with a high 95 CRI, this Metalarc lamp provides excellent color accuracy and crisp, vibrant illumination ideal for retail displays, showrooms, and architectural lighting applications. The base-up only (BU) design ensures proper operation in approved fixtures. With a rated life of up to 20,000 hours, this ceramic metal halide replacement bulb offers long-lasting performance, reduced maintenance, and consistent high-quality light output for demanding professional lighting environments.