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Restores original torque performance for MCP-3631 series units
making it the standard choice for controlling different speed taps on a blower motor based on the heating or cooling demand
7-1/2 tons with R134a
ensuring correct mechanical linkage for modulating control
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
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