The Keystone F54T5/HO, FT55W/2G11, FT36/39W/2G11 or F58T8 electronic ballast from Warehouse-Lighting powers one, two, three or four lamps. This 120-277V ballast has a high power factor and a normal ballast factor. Its minimum start temperature is -20 degrees Fahrenheit.
Founded by a veteran returning home after World War II, Keystone has been in business in Pennsylvania for 70 years and stands behind this reliable product with a five-year warranty, with no questions asked. This ballast is program start, which means it 's ideal for applications in which lights will be turned on and off frequently. Because program-start ballasts warm up the cathodes, lamps last longer compared to lamps controlled by ballasts using instant start.
Usually shipping in three to five business days, the Keystone F54T5/HO, F54T5HO/ES(49W), FT55W/2G11, FT50W/2G11, FT36/2G11 or F58T8 electronic ballast is available from Warehouse-Lighting with volume discounts. That means that the more you buy, the more you save.
If you have any questions, just call our experts here at Warehouse-Lighting at our toll-free number or use our instant-chat feature for quick answers.
- Length: 16.70"
- Width: 1.70"
- Height: 1.18"
- Mounting: 16.09"
- Case Style: L10