Broad Compatibility: A drop-in fit for numerous Lennox furnace models

making it a standard choice for technicians upgrading or maintaining commercial heating systems

Using a switch with a higher limit can lead to heat exchanger failure or fire hazards

this OEM Laars heating system part restores factory-spec ignition sequencing and safety timings

Siemens Building Technology GBB161.1P Actuator 323613-751 Broad Compatibility: A drop-in fitThe Siemens GBB161. 1P is a heavy duty OpenAir electronic damper actuator engineered for precise modulating control in commercial HVAC systems. Delivering a high torque output of 221 lb in (25 Nm), this non spring return (NSR) unit is a standard choice for managing large scale dampers in variable air volume (VAV) units, air handlers, and rooftop systems. Operating on a 24VAC supply, it accepts a 0 10VDC control signal, facilitating seamless 0 to 100%