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The Parker Hannifin 040334-03 is a thermostatic expansion valve designed for small refrigeration units and air conditioning systems. This unit features a nominal size of one-fourth inch by one-half inch with SAE male flare connections.
This valve is crucial in regulating the flow of refrigerant in various applications such as slush machines, freezers, and refrigerated cases.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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