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The PHILLIPS 281188 is a 1000-watt metal halide lamp sold in a pack of six, designed for high-intensity discharge (HID) lighting systems. Metal halide lamps deliver high lumen output and efficient light production, making them a standard choice for commercial, industrial, and large-area lighting applications. The base-up (BU) burning position designation means these lamps must be installed in fixtures designed for vertical base-up orientation. Electricians and lighting contractors install these lamps in compatible ballasted fixtures, following manufacturer and NEC requirements for HID lamp handling and installation.
These lamps are suited for commercial and industrial environments where high-output HID lighting is required, including warehouses, gymnasiums, manufacturing floors, and outdoor area lighting. The base-up burn position limits installation to fixtures specifically rated for BU orientation. The six-pack quantity supports stocking for maintenance programs or multi-fixture installations where bulk replacement is practical.
Designed as a replacement metal halide lamp for 1000-watt HID ballast systems requiring a base-up burning position. Verify fixture ballast wattage rating and burn position before installation.
Metal halide lamps must be installed by a qualified electrician in compliance with NEC requirements for HID lighting systems. Always de-energize and allow the existing lamp and fixture to cool completely before handling, as metal halide lamps operate at high temperatures and pressure. Install only in fixtures rated for the 1000-watt load and base-up burn position. Avoid touching the lamp envelope with bare hands, as skin oils can cause hot spots and premature lamp failure.
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