Resideo Honeywell Relay, Switching, Universal, Integral Transformer, 120V, for Hydronic Heating Applications

Resideo Honeywell RA889A1001 Relay, Switching, Universal, Integral Transformer, 120V, for Hydronic Heating Applications. The RA889A Switching Relay with 24 V controller provides intermediate switching of line- and low-voltage devices from a line- or low-voltage controller and is typically applied in Hydronic heating systems.

Thermostat Compatibility-- Resideo Honeywell electromechanical and electronic 2- or 3-wire; Thermostat Heat Anticipator Setting-- 0.12A

Features:
High load switching capability.
Troubleshooting LED.
Push-to-test button.
Replaceable transformer fuse.
Long-life DC relay drive control technology.
Relay for use with external 24 Vac or 24 Vdc supply, with line-voltage control, or with internal 24 V transformer supply.
One model replaces many Resideo Honeywell models.
Secondary of transformer protected by replaceable 1A automotive fuse.