Popular comparisons
| Fittings | 3/4-16 male flare (evaporator), 5/8-18 male flare (liquid line) |
| Refrigerant Compatibility | R-12, R-134A |
| Valve Type | Thermostatic expansion valve |
| Application | Aftermarket and original HVAC systems |
Standard flare thermostatic expansion valve. This is the most common flare expansion valve used on aftermarket and original applications. The male fittings sizes are: 3/4"-16 male flare thread; connects to the evaporator 5/8"-18 male flare thread; connects to the liquid line which runs to the condenser This valve is compatible with R-12 and R-134a refrigerants.
The catalog often lists the same model at several merchants — worth a price check before you buy.