Sun System Tek-Light T5 HO Fluorescent Lighting TEK LIGHT T5 - 48 (4Ft - 8LAMP High output lamps have an extremely high lumen per watt rating. 5,000 lumens per lamp 54 watts = 92.59 lumens/watt. *Reference Point: a F40 cool white lamp: 1,260 lumens per lamp 440 watts = 31.5 lumens/watt Lamps have very low heat factor which allows the fixture to be hung very close to plant canopy, thus raising light levels. The Tek-Light's exclusive 9-bend reflector is made of 95% reflective German aluminum. Light output is 300% higher in our reflector vs. a lamp with no reflector. Features a light-weight, rust proof aluminum body. Major brand solid state electronic ballasts (no copper windings) do not emit heat, noise or vibration. "Smart Volt " ballasts can run on 120, 208, 240 & 277 volt input power. Unique design places ballasts outside lamps (instead of above lamps as in competitive fixtures) for longer fixture life. Backlit on/off switch. Four, six and eight lamp model features two on/off switches to run a variety of lamp configurations if desired order item 960035, 960040 or 960045. Slotted and louvered for cool operation. US Patent No's: D545996, D543651, D544980, D544129 and D545475 2 Year Warranty Manufacturer's Product Information 2007 MSRP Each $ 449.95 Case Weight 22.10 LB Case Dimensions 51.5 x 7.25 x 24.5 IN Case Quantity 1 Pallet Quantity 20 UPC 870883006990
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