Lennox 99M66 Heater Kit 320734-701 This 7-slot blower configuration ensures

This 7-slot blower configuration ensures optimal static pressure

Engineered as a direct replacement for various York S1-031-09174-000 legacy units

designed specifically for a range of ICP brands including Heil

suitable for high-pressure HFC and HFO refrigerants

Broad Compatibility: Direct replacement for the Johnson Controls F61KD-4 legacy series

Lennox 99M66 Heater Kit 320734-701 This 7-slot blower configuration ensuresThe Lennox 99M66 (Model: ECB26 7CB PP) is a field installable 7. 5kW electric heater kit designed for high performance integration with CBX26UH series air handlers. Operating on a 208 240V single phase 60Hz power supply, this kit provides a nominal heat output of 25,600 BTUH at 240V, making it an essential component for supplemental or primary heating in residential and light commercial forced air systems. The assembly features an integrated circuit