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Restores original torque performance for MCP-3631 series units
Common Questions: Is this contactor compatible with other HVAC brands
Key Benefits OEM Precision: Genuine Reznor replacement part ensures exact 155°F trip point for critical safety compliance
This is a Single Pole Single Throw (SPST) relay with a Normally Open (N/O) contact
Precise Control: Minimizes hysteresis between the actuator stroke and valve stem
ZoneFirst PIRR Relay Restores original torque performance forThe ZoneFirst PIRR is a 24Vac 4PDT Plug In Relay engineered as a direct high performance replacement for RR and RMABS relays. Designed for immediate integration into the 4PDR relay socket, this "ice cube" style component is a fundamental requirement for maintaining legacy electromechanical zone control panels, including older TAT Mark IV, V, VII, VIII, XXXI II, and MM 2 3 systems. This relay features gold flashed silver alloy contacts rated for 3A at
