Common Questions Is the Carrier KH680003 bi-directional

Automatic Reset Logic: Eliminates service calls for manual resets by automatically closing the circuit once the system cools

this kit is specifically engineered to replace aging or failing CNT5159 and CNT4984 (as well as CNT08012) modules

By delivering real-time environmental data to the building automation system

30HK units

Lennox 37L50 Fan Blade 323269-701 Common Questions Is the CarrierThe Lennox 37L50 HVAC Fan Blade is a standard replacement component designed for high efficiency airflow in residential and light commercial condensing units. This 18 inch diameter condenser fan blade features a 4 blade configuration with a 1 2 inch bore, engineered to maintain precise static pressure and optimize heat transfer across the coil. Constructed from heavy duty aluminum to resist corrosion and stress cracking, the 37L50 is a direct OEM