This Sunlite 400 watt protected metal halide mogul based ED37 bulb offers a light output of 33000 lumens and has an average rated life of 15
54 per bulb based on 3 hours use per day at an average of $0
SYLVANIA 64578 - 250 Watt - BT28 METALARC - Pulse Start - Metal Halide - Unprotected Arc Tube - 4200K - Mogul Base - ANSI M153/M138/E - Base Up Burn - MS250/PS/BU-ONLY
Provides as much light as a 300 watt bulb while only using 51 watts of electricity
Features a GX23 base
Bulbrite Q300T3CL-10PK 300 Watt Dimmable Halogen Long (118mm) J-Type Torchiere T3, RSC Base, Clear, 10-Pack Outdoor Residential This Sunlite 400 watt protectedHalogen J Type Bulb, 120V, Recessed Single Contact Base (Double Ended RSC) 118mm. Bright, white Halogen light Perfect for line voltage torchiere lamps, pendants, ceiling fixtures, and portables Full UV Stop Available in a variety of wattages, as well as clear and frost Lasts an average of 2,000 hrs