Description
The Resideo RA89A1116 is a single pole single throw type of switching relay that utilizes internal transformer. This is designed for HVAC use and acts as a buffer relaying high voltage loads through low voltage controllers. It has high load switching capability and rugged construction to ensure it can operate reliably in unfavourable conditions. A diagnostic LED, a push-to-test button, and a transformer fuse that can be changed are provided for testing this relay can operate with external 24V AC/DC power supply or internal 24V transformer.
