opening at 190°F and automatically resetting at 100°F to ensure the system is sufficiently cooled before the heating cycle resumes

You should reuse your existing mounting hardware or verify if a new 48 frame mounting band is required for your specific cabinet

this integrated kit restores proper ignition sequencing and flame rectification

Over-fusing a circuit risks permanent damage to the primary control board or transformer

26 lb design allows for straightforward installation in tight control cabinets

Lennox 12L35 Heater Assembly 321142-301 opening at 190°F and automaticallyThe Lennox 12L35 Heater Assembly is a high performance 5kW electric heat kit designed for seamless integration into compatible Lennox residential air handlers. Operating on a 240V, 1 phase, 60Hz electrical configuration, this OEM component provides reliable supplemental or primary heating in heat pump or electric only applications. As a veteran preferred HVAC replacement part, it ensures precise thermal output through high grade resistive heating