A conversion is straightforward and can be done in minutes, simply remove the filament lamp and fit the Light Engine in it’s place. Connect the two flying leads directly to the Main and Common terminals and replace the filament changeover relay with the substitute unit provided.

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Howells Railway Products are pleased to introduce the SL35 LED Light Engine.

The Light Engine is a direct replacement for the SL35 and SL18 filament lamps used in conventional Long and Short Range Colour Light Signals, providing all of the reliability and long-life benefits of LEDs without the requirement to change the complete signal.