Siemens Building Technology QFA3280.FWNC Sensor 318172-701 this kit is precision-machined specifically

this kit is precision-machined specifically for Spence Engineering Type E series valves and may not align with the port spacing or thread patterns of other manufacturers

Ensure your system does not exceed the valve body's 320 psig maximum bellows pressure rating

Utilizing high-tensile synthetic fiber cords

As a high-capacity replacement for discontinued part numbers such as 493-4733 and 493-4814

This specialized ignition module features a 3-try ignition sequence to ensure reliable burner start-up in demanding environments

Siemens Building Technology QFA3280.FWNC Sensor 318172-701 this kit is precision-machined specificallyReliable environmental monitoring in localized zones requires precision components that integrate seamlessly with your automation backbone. The Siemens Building Technology QFA3280. FWNC is a high performance Room RH (Relative Humidity) Sensor engineered specifically for technical compatibility with Siemens Terminal Equipment Controllers (TEC). This unit provides dual functionality by tracking both 0 100% RH and temperature levels (P1) to ensure