Tekmar Controls 004 Relay R-407C If the compressor won't engage

If the compressor won't engage despite receiving a call for cooling

as a Type 89T13 thermostat

The inclusion of new capscrews ensures a secure

providing consistent fluid and gas transfer within York

Tekmar Controls 004 Relay R-407C If the compressor won't engageThe Tekmar 004 Relay is a heavy duty DPDT (Double Pole Double Throw) general purpose relay designed for reliable switching in commercial and residential HVAC hydronic systems. Operating on a 120Vac coil voltage, this electrical component is essential for isolating circuits or controlling multiple loads such as pumps, fans, and valves. The Tekmar 004 features a plug in wiring base with screw terminals, significantly reducing field installation time and