Utilizing genuine Carrier parts like the HH11AZ180 is essential for troubleshooting short-cycling or blower-related venting issues in high-efficiency systems

this component is factory-set to a 3

replacing a damaged HVAC wire harness with a new OEM component is recommended

Universal Compatibility: Fully interchangeable with existing size 7 Sure-Flex flanges for easy retrofitting

Common Questions Is this relay compatible with non-Copeland compressors

Resideo R8222U1006/B Relay 320735-701 Utilizing genuine Carrier parts likeThe Resideo R8222U1006 B Relay is a heavy duty general purpose switching relay engineered for high demand HVACR applications. Operating on a 24V coil voltage, this DPST Normally Open (N O) component provides reliable control for refrigeration equipment, air conditioning systems, and industrial automation. It features a laminated magnet construction for superior electrical efficiency and an untaped coil design to ensure cooler operation during