The Carrier B03812-06 is a high-performance 3/4 HP ECM motor specifically engineered for residential and light commercial HVAC applications

While the electrical ratings may be similar

The arm is specified with an A x B dimension profile of 4

Engineered to handle secure electrical connections

The provided #55 orifices are standard for altitudes up to 2

Lennox 97W45 Limit Switch R-407C The Carrier B03812-06 is aThe Lennox 97W45 Limit Switch is a critical safety component designed for precise thermal regulation within residential gas furnaces and air handlers. Engineered as a normally closed thermal switch, this L140 30F secondary limit monitors heat exchanger temperatures to prevent overheating and potential heat exchanger fatigue. With a fixed temperature setting of 140F and a 30F differential, this Lennox high limit sensor ensures a reliable cutout when