Lennox 71W43 Limit Switch 326070-701 While primarily designed for Carrier

While primarily designed for Carrier systems

it handles standard residential and light commercial loads with ease

Can I use this element to replace a lower wattage part

the high and low ports are designed for 3/8" O

High-Temperature Class H Coil: Rated for 120V AC operation

Lennox 71W43 Limit Switch 326070-701 While primarily designed for CarrierThe Lennox 71W43 Limit Switch is a critical safety component designed for precise thermal regulation within residential and commercial furnace assemblies. This OEM Lennox replacement part, also identified as the L140 30F limit control, is engineered to monitor heat exchanger temperatures and interrupt the electrical circuit if internal heat exceeds safe parameters. With a fixed 140F opening temperature and a 110F automatic reset, this switch ensures