Keystone Electronic Ballast, 1 or 2 Lamps, F28T5/HE, F21T5/HE or F14T5/HE Product Type_Barn Ceiling Mount Lights With a color rendering index

With a color rendering index of 82

CFT7W/2G7 or CFT9W/2G7 applications

Transmits heat through back of lamp

1 year limited manufacture's warranty

Keystone Electronic Ballast, 1 or 2 Lamps, F28T5/HE, F21T5/HE or F14T5/HE Product Type_Barn Ceiling Mount Lights With a color rendering indexWarehouse Lighting. com stocks the Keystone electronic ballast for one or two lamps, including the F28T5 HE, F21T5 HE and F14T5 HE. Now in its third generation of family ownership, this Pennsylvania company is known for its quality products, which have less than an 0. 1 percent defect rate. Keystone backs up this quality electronic ballast with a five year warranty and is known for its no questions asked return policy. This 120 277V ballast features a