This fixed threshold current switch triggers at a low 0

Safety Compliance: Directly interfaces with the furnace control board to prevent ignition if the inducer path is restricted

Precision Dimensions: The 1

you know that a high-capacitance failure on a compressor or a weak fan side can bring an entire system to a halt

it functions via a simple 2-wire (R and W) connection

Lennox 14B54 Thermostat This fixed threshold current switchThe Lennox 14B54 is a specialized heat pump thermostat designed for precise climate control in residential and commercial applications. Also identified by the manufacturer as Lennox 14B5401, this unit is an OEM replacement HVAC thermostat engineered to maintain indoor comfort through efficient staging of heating and cooling cycles. It features an integrated thermostat service light, which provides immediate visual diagnostics by illuminating when the