Carrier HN52SA033 Contactor Refrigerant What is the difference between

What is the difference between MR212D-1010 and MR212D-1-1/4

Direct OEM Compatibility: Built to precise factory tolerances for Carrier part number HC41AE198

Featuring a 1/4" barb connection for secure pneumatic tubing attachment and a Single Pole Single Throw (SPST) configuration

Any unused primary leads must be capped with wire nuts to prevent short circuits

Carrier HN52SA033 Contactor Refrigerant What is the difference betweenThe Carrier HN52SA033 Contactor is a critical OEM replacement part designed for high performance switching in residential and commercial condensing units. This 2 pole contactor is engineered with a 24VAC coil and is rated for a 30 amp inductive load, making it a standard specification for many Carrier, Bryant, and Payne air conditioning and heat pump systems. As a technician, you know that a pitted or welded contactor is a primary cause of compressor