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The G E LIGHTING 85048 is a 500-watt Quartzline halogen heavy duty lamp in a T3 tubular shape, designed for high-output general and task lighting applications. Operating at 120 volts with an R7s base, this lamp delivers 11,100 lumens at a color temperature of 2,950 degrees Kelvin, producing a warm white light output well suited to work lighting, stage, display, and outdoor flood fixtures. Rated for 2,000 hours of lamp life, it is sold as a 2-pack. The maximum overall length (MOL) is 4.68 inches. Installation and replacement are performed by licensed electricians or qualified lighting technicians.
This lamp is intended for use in halogen fixtures that accept a T3 tubular lamp with an R7s (double-ended) base at 120 volts and 500 watts. Typical applications include work lights, portable job site flood fixtures, landscape uplights, theatrical and display lighting, and commercial pendant or flood housings designed around double-ended halogen sources. The 2-pack format supports stocking for multi-fixture installations or routine replacement inventory on active job sites.
Designed as a direct replacement for 500-watt T3 halogen lamps with an R7s double-ended base rated at 120 volts. Consult fixture documentation to confirm wattage and base compatibility before installation.
Halogen lamp replacement should be performed by a qualified electrician or lighting technician. Always disconnect power and allow the fixture to cool completely before handling the lamp. Never touch the quartz envelope with bare skin — use the provided carded packaging or clean cotton gloves, as skin oils cause hot spots that shorten lamp life and can cause premature failure. Verify that the fixture is rated for 500 watts at 120 volts and that wiring complies with applicable NEC requirements before energizing.
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