Two small photo cells sense a passing train and switch devices up to 1/2 amp. Perfect for activating a crossing signal.
![]() | Control & Power Devices -- Dual Sensor Light Activated Switch - (2) 1/2 amp outputs, 5-24V DC Other items from Ram Track |
Two small photo cells sense a passing train and switch devices up to 1/2 amp. Perfect for activating a crossing signal.