The Helvar EL SC 1x55sc is a dimmable high frequency ballast is to run 1 x 55w compact fluorescent tubes. They can be dimmed from 1-100%, extremely low energy consumption, Flickerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control. Old Helvar Code: EL1x55HFC2F
Length (mm): 360
Width (mm): 30
Height (mm): 21
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