This prevents erratic relay operation and contact pitting during short-cycling

5W power consumption and 4VA transformer sizing

Reversible Rotation: Simplifies inventory by allowing technicians to adjust rotation to meet specific air handler configurations

OEM Compatibility: Precision-engineered for Amana-Goodman air handlers and electric furnaces

Is this part interchangeable with the lower probe

Amana-Goodman 20028405 Pressure Switch 340155-7024 This prevents erratic relay operationThe Amana Goodman 20028405 Pressure Switch is a critical safety component engineered for precision in high efficiency Amana and Goodman furnaces. This 1. 25" WC pressure switch serves as a diagnostic monitor, ensuring the inducer fan creates the necessary vacuum for safe combustion. Often referred to by its manufacturer part number 20028405 or the Tridelta series PPS10043 2335, this single pole, single throw (SPST) switch is a direct OEM replacement