Siemens Building Technology QFA3212.FWSN Sensor R-410A Are gaskets included with the

Are gaskets included with the 998-2661-27 kit

System Protection: Acts as a primary safety boundary to mitigate overheating and thermal stress on the heat exchanger

This genuine OEM assembly is the engineered successor for legacy S-4004UA and S-4004TA components

Its mechanical float-style operation avoids the complexities of electronic sensors in high-scale environments

covering standard residential and commercial HVAC equipment

Siemens Building Technology QFA3212.FWSN Sensor R-410A Are gaskets included with theThe Siemens Building Technology QFA3212. FWSN is a high precision room humidity and temperature sensor engineered for critical environmental monitoring in commercial HVAC applications. This full featured room unit provides field selectable 0 10Vdc or 4 20mA output signals for relative humidity, ensuring seamless integration with various building automation systems and Siemens Terminal Equipment Controllers (TECs). Equipped with a 1k Ohm Platinum (Pt