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Optimized Set-Points: Factory-calibrated for precise actuation
including Style C
including large furnaces
the 211CA3/4B3/4B opens mechanically via the solenoid coil force rather than relying on line pressure
Contractors often utilize this unit for interfacing electronic controllers with legacy pneumatic actuators and dampers
Trane CNT0532 Fan Limit 323080-701 Optimized Set-Points: Factory-calibrated for preciseThe Trane CNT0532 (often superseded by CNT00532) is a heavy duty OEM replacement fan limit switch designed for precision thermal regulation in residential and light commercial air handlers. This A R Fan Limit is calibrated for high performance safety, featuring a critical 150F Open (Op) and 130F Close (Cl) threshold. By monitoring supply plenum temperatures, the CNT0532 prevents the heat exchanger from reaching unsafe levels during heating cycles
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