The DS-1 is a diode shunt for terminating style-C track circuits. It features rugged packaging and high visibility. Install the DS-1 right in the ballast to reduce accidental damage. The DS-1 is optimized for superior performance with Style Z track circuit. It is compatible with other style-C equipment including AC-DC track circuits. Reflective label Mounts top or side of tie Improved surge protection All internal circuits completely encapsulated Resistant to damage Optimized for Style Z track circuits Color coded track leads (5FT, #6 bond strand RED and 5FT, #6 bond strand black) Improved track cable entry support P/N 21427-1
