The Helvar EL3/4x14HF, now a Helvar EL3/4x 14s is a non-dimmable high frequency ballast to run 3 or 4 x 14w T5 fluoresent tube.

The Helvar EL1x70HF, now a Helvar EL1x70s is a non-dimmable high frequency ballast to run 1 x 70w T8 fluoresent tube.

The Helvar EL2x14-35HF, now a Helvar EL2x 14-35s is a non-dimmable high frequency ballast to run 2 x 14,21,28 or 35w T5 fluoresent tube.

The Helvar EL S 1x39/36HF, now a Helvar EL1x 39/36s is a non-dimmable high frequency ballast to run 1 x 39 or 36w T5 fluoresent tube.

The Helvar EL S 2x39/36HF, now a Helvar EL2x 39/36s is a non-dimmable high frequency ballast to run 2 x 39 or 36w T5 fluoresent tube.

The Helvar EL S 1x49HF, now a Helvar EL1x 49s is a non-dimmable high frequency ballast to run 1 x 49w T5 fluoresent tube.

The Helvar EL S 2x49HF, now a Helvar EL2x 49s is a non-dimmable high frequency ballast to run 2 x 49w T5 fluoresent tube.

The Helvar EL S 1x54HF, now a Helvar EL1x 54s is a non-dimmable high frequency ballast to run 1 x 54w T5 fluoresent tube.

The Helvar EL S 2x54HF, now a Helvar EL2x 54s is a non-dimmable high frequency ballast to run 2 x 54w T5 fluoresent tube.

The Helvar EL S 1x80HF, now a Helvar EL1x 80s is a non-dimmable high frequency ballast to run 1 x 80w T5 fluoresent tube.

The Helvar EL1x14-35HF, now a Helvar EL1x 14-35s is a non-dimmable high frequency ballast to run 1 x 14,21,28 or 35w T5 fluoresent tube.

The Helvar EL2x70HF, now a Helvar EL2x70s is a non-dimmable high frequency ballast to run 2 x 70w T8 fluoresent tube.

The Helvar EL S 1x24HF, now a Helvar EL1x 24s is a non-dimmable high frequency ballast to run 1 x 24w T5 fluoresent tube.

The Helvar EL SC 1x14HFC now a Helvar EL1x14sc is a dimmable high frequency ballast is to run 1 x 14w T5 fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x21HFC now a Helvar EL1x21sc is a dimmable high frequency ballast is to run 1 x 21w T5 fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x24HFC now a Helvar EL1x24sc is a dimmable high frequency ballast is to run 1 x 24w T5 and 1 x 24w PL-L fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x28HFC now a Helvar EL1x28sc is a dimmable high frequency ballast is to run 1 x 28w T5 fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x35HFC now a Helvar EL1x35sc is a dimmable high frequency ballast is to run 1 x 35w T5 1 x 36w PL-L fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x39HFC now a Helvar EL1x39sc is a dimmable high frequency ballast is to run 1 x 39w T5 and 1 x 39w PL-L fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.

The Helvar EL SC 1x49HFC now a Helvar EL1x49sc is a dimmable high frequency ballast is to run 1 x 49w T5 fluoresent tube. They can be dimmed from 1-100%, extremeley low energy consumption, Flicerless light, Optimum cathode control and simultaneous lighting control by switch-control and analog control.