Tekmar Controls 302P Switching Relay 320074-702 a spring-return assembly must be

a spring-return assembly must be selected

Can I use this for multi-stage thermostat connections

Magnehelic magnetic linkage eliminates mechanical friction

For high-pressure boiler applications and sophisticated multi-level liquid control

Tekmar Controls 302P Switching Relay 320074-702 a spring-return assembly must beThe Tekmar 302P Switching Relay is a professional grade solution for managing 2 zone hydronic heating systems with integrated priority logic. Designed for heavy duty commercial and residential applications, this unit allows a technician to connect up to two 24V (ac) thermostats to control two 115V (ac) circulator pumps. The microprocessor control provides a RoomResponse signal to optimize modulating condensing boiler efficiency by communicating real