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Fulham Workhorse 7 WH7-277-L Thumbnail

Fulham Workhorse 7 WH7-277-L

(3) Lamp - 277 Volt - Instant Start - 0.87 Ballast Factor

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Case Quantity 25
Warranty 5 Years
Weight 2.125 lb.
Width 1.72 in.
Height 1 in.
Maximum Current 0.85 Amp
Maximum Power 220 Watts
Start Temp. (Min) -20 Deg. F
Voltage 277
Length 18.25 in.
Ballast Factor 0.87
Start Method Instant Start
Type Electronic Fluorescent
Power Factor 90%
MPN (Part No.) WH7-277-L
Brand Fulham
Family Workhorse 7
UPC 872180100869
Lamps Operated (3) Lamps
Safety Rating UL Indoor/Outdoor


The Fulham Workhorse 7 WH7-277-L electronic fluorescent ballast operates (3) lamps at 277 input volts. Ideal for use in normal light areas, this ballast is typically used in offices, board rooms, and retail. The WorkHorse series operates in a wide temperature range allowing for versatility of location and implementation. This instant start ballast can operate up to 220 watts and is UL listed for the outdoors.