3000 BTU Cooling Capacity provides precise thermal management for medium and small footprint units

the 3UB81334FW2 utilizes internal current transformers and electronic sensing

this unit integrates seamlessly with complex multi-stage HVAC systems

As a critical component for 80+ efficiency furnaces

this unit is built to manage the precise air-to-fuel ratios required for efficient ignition and consistent heat exchanger performance

Siemens Combustion SQM40.215R11 Actuator 322057-301 3000 BTU Cooling Capacity providesThe Siemens SQM40. 215R11 Actuator is a heavy duty electromotoric component designed for the precise positioning of air and gas dampers or butterfly valves in industrial burner systems. Operating on a 110V 120V AC power supply, this model features a 0 135 Ohm resistive input signal, providing reliable modulating control for high turndown burner applications. Built with a robust NEMA 4 (IP66 equivalent) aluminum housing, it is engineered to withstand