R-410A Valves with 4 different port sizes and ODF solder connections are available from Sporlan. The smallest port Valve uses a MKC-1 coil while the rest use MKC-2 coil. Sporlan solenoid valves are available in many different Voltage and cycle ratings.
7/16 in port
Sporlan Solenoid Valve Less Coil, 5/8 in Nominal, ODF, Domestic