Siemens Building Technology QFA3160 Sensor 318518-761 The York S1-404180 Filter Drier

The York S1-404180 Filter Drier is a high-capacity bi-flow filter drier engineered specifically for heat pump systems using R-410A refrigerant and POE oils

Zero Minimum Differential: Internal pilot-operation allows for reliable cycling even in low-pressure systems

The Honeywell 14004897-001 Repair Top and Insert is a critical service component engineered for the maintenance and restoration of VP525C Series pneumatic valves

Common indicators include visible cracks in the plastic housing

Attempting to install it in a system designed for a multi-speed or ECM inducer will cause control board errors and safety switch failures

Siemens Building Technology QFA3160 Sensor 318518-761 The York S1-404180 Filter DrierThe Siemens QFA3160 is a high precision room humidity and temperature sensor engineered for critical HVAC applications requiring rapid response times and long term stability. This wall mount RH sensor utilizes a capacitive sensing element to provide a 2% accuracy rating across a full 0 100% relative humidity range. Designed for seamless integration with building automation systems, it features simultaneous 0 10Vdc output signals for both humidity and