Lennox 27A22 Heater Kit 320735-701 engineered to interrupt the electrical

engineered to interrupt the electrical circuit if the heat exchanger exceeds the safe operating threshold of 185°F

With a 3/4" suction and 1/2" discharge connection via brazed stub tubes

degradation of the sealing surface

making it a versatile choice for retrofits and legacy repairs

The unit includes on-board diagnostics with a multi-status LED to pinpoint faults

Lennox 27A22 Heater Kit 320735-701 engineered to interrupt the electricalThe Lennox 27A22 Heater Kit, or model ECB29 10 7P, is a high performance 10kW electric heat kit designed to provide critical supplemental or emergency heating for your air handler. As a direct replacement for Lennox 19F08, this assembly integrates seamlessly into your existing HVAC infrastructure, ensuring consistent thermal output when ambient temperatures drop below heat pump balance points. Built for rugged field installation, it features helix