Trane ARM0058 Crank Arm Heavy-duty SPST switch construction designed

Heavy-duty SPST switch construction designed to withstand the high-temperature environment of the furnace blower compartment

Simplified Identification: Color-coded red thermal switch housing prevents installation errors with lower-temperature blue or yellow limit counterparts

Leak Prevention: Includes a factory-spec faucet seat cup to eliminate drips and maintain system hygiene

This comprehensive zone valve conversion kit is engineered for use with V4044 and V8044 series valves

This wall mounting unit features a negative temperature coefficient (NTC) element

Trane ARM0058 Crank Arm Heavy-duty SPST switch construction designedThe Trane ARM0058 Crank Arm is a critical OEM component designed for high precision HVAC damper linkage systems. Featuring a specific . 38" diameter bore, this crank arm is engineered to integrate seamlessly with Trane actuator assemblies and linkage rods, ensuring reliable torque transfer in variable air volume (VAV) and rooftop unit (RTU) applications. As a direct OEM replacement part, the ARM0058 eliminates the alignment issues common with