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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Robust Construction: Precision relays and moisture-resistant coatings protect the circuit board from the harsh thermal environments of a furnace vestibule
Key Benefits for Contractors: High BTU Capacity: Rated for up to 1
Common Maintenance Questions What is the primary function of the HTR15188 in a Trane system
Durable Construction: Heavy-duty float and bellows assembly engineered to withstand the rigors of low pressure steam environments
Broad Application: Suitable for multi-stage heating and cooling systems
Trane SWT4230 Limit Switch 322838-754 Robust Construction: Precision relays andThe Trane SWT4230 Limit Switch is a genuine OEM replacement part engineered for high temperature circuit protection in residential and commercial heating systems. Classified as an L215F limit switch, this SPST (Single Pole Single Throw) thermal cut off is designed to open an electrical circuit when the sensor detects a temperature rise reaching 215F. This precise interruption prevents heat exchanger damage and ensures safe operation within the supply