Keystone's line of sign ballasts makes sign maintenance simple. With only 4 electronic ballasts that cover virtually all common plastic sign configurations, you're sure to have the right ballast for the job. With Keystone's quality and dependability, you can count on your installation to last, maintenance-free for years to come.

The Keystone KTSB-E-1040-14-UV is UL and CUL 935 Listed and will operate 1-4 lamps and a total lamp footage of 10-40 feet. This plastic sign ballast has an input voltage of 120-277V, has an Instant Start starting method. The black and white leads are 24" long and the blue, red and yellow/black leads are 132" long.

This Keystone electronic sign ballast operates either (1, 2, 3 or 4) F120T12/HO lamps up to 10 feet long or any combination thereof from 10-40 feet, or, either (1, 2, 3 or 4) F96T8/HO lamps up to 8 feet long or any combination thereof from 8-32 feet. The Keystone KTSB-E-1040-14-UV carries a 4 Year warranty. Keystone electronic fluorescent plastic sign ballasts are ideal for applications such as backlit signs, channel letters, and building facias, as well as other applications requiring F96T12/HO, F120T12/HO, F96T8/HO or F72T8/HO Instant Start Fluorescent Lamps.

Specification Sheet