OEM Equivalent Precision-Machined A/C Expansion Valve with Anti-Corrosion Aluminum Alloy for Mack Trucks

This heavy-duty A/C thermostatic expansion valve is a perfect OEM-matched replacement compatible with Mack trucks under part number 3543-T4935001. Precision-machined with premium anti-corrosion aluminum alloy and calibrated internal orifice to accurately meter refrigerant flow, stabilize system pressure, deliver consistent fast cabin cooling, reduce compressor overload and prevent refrigerant leakage. Manufactured to strict original equipment dimensional standards for plug-and-play seamless installation without modification. Built to withstand extreme temperature, vibration and harsh long-haul driving conditions. An ideal reliable aftermarket HVAC component to restore full performance of your Mack truck's air conditioning system and extend the service life of your entire cooling circuit.

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