Siemens Building Technology QPA2284.FWSC Sensor R-407A Replacing a failing OEM Lennox

Replacing a failing OEM Lennox 36K20 prevents heat exchanger overheating and ensures your system maintains the static pressure required for effective climate control

Engineered for HVAC outdoor installation with UV-resistant materials to prevent degradation

Full Installation Hardware: Comes with igniter brackets

DIN Rail Mounting: Snap-on design compatible with standard TH35 rails for fast

Siemens Building Technology QPA2284.FWSC Sensor R-407A Replacing a failing OEM LennoxThe Siemens QPA2284. FWSC is a high performance multi sensor room unit engineered specifically for integration with Siemens Terminal Equipment Controllers (TEC). This full featured HMI device streamlines indoor air quality management by simultaneously monitoring CO2 concentration, relative humidity, and room temperature. Designed for professional HVAC installations, it features a 0 2000 PPM CO2 range utilizing NDIR (Non Dispersive Infrared) technology