Stainless Steel door status indicator and sounder with red and green 20mm jumbo LED’s. The LED’s and sounder are configured for operation at 12vdc. Can be used with our Interguard range of door interlock controllers as well as any other general application. When used with an Interguard, the LEDs indicate the status of the relevant door. Useful as traffic light indications for doors etc. The connections for the LED’s and sounder are configured with a common positive and individual switched negatives, see installation instructions for further details. We can manufacture this item with common negative on request.