Tridonic T5 Combo High Frequency Ballast 1 x 21/28w
from Tridonic (Model: 89899881)
Designed for use with T5 Single Compact Fluorescent Lamps rated at 21/28 watts this Tridonic Combo HF Ballast features a 3 hour emergency duration, a lightweight slim and compact housing and hot lamp restart in normal operation. A combination of electronic ballast and emergency lighting unit this gear manually tests emergency lighting functions and guarantees light output in the event of mains failure.
for Tridonic T5 Combo High Frequency Ballast 1 x 21/28w