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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Complete Internals: Includes the bonnet O-ring
Common Questions: Is this contactor compatible with other HVAC brands
engineered for reliable high-pressure safety or fan cycling operations
Restores original torque performance for MCP-3631 series units
This is a Single Pole Single Throw (SPST) relay with a Normally Open (N/O) contact
ZoneFirst PIRR Relay Complete Internals: Includes the bonnetThe 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
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