Lochinvar & A.O. Smith 100208380 Pressure Switch 320735-701 making it a versatile 3-ton

making it a versatile 3-ton expansion valve for field replacements

High Efficiency: ECM technology reduces electrical load and lowers utility costs for the end-user

The Sure-Flex Plus design offers significantly higher torque ratings compared to standard EPDM sleeves

this component ensures seamless mechanical and electrical integration

Using this OEM HVAC part avoids the alignment and seal issues common with aftermarket alternatives

Lochinvar & A.O. Smith 100208380 Pressure Switch 320735-701 making it a versatile 3-tonThe Lochinvar & A. O. Smith 100208380 Pressure Switch is a critical safety component engineered for precise combustion air proving in high efficiency boilers and water heaters. This OEM replacement part is factory calibrated to a 1. 05 inch water column (WC) set point, ensuring the integrated draft inducer or blower provides sufficient static pressure before the ignition sequence is initiated. Designed for compatibility with various Lochinvar Knight