SKU: 75594527322
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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
A shift to yellow indicates that the moisture concentration has exceeded acceptable levels for the specific refrigerant type
meaning both part numbers serve as direct replacements without modification
The assembly is typically mounted through an insulator
Durable Construction: Built with a heavy-duty brass body and stainless steel springs to withstand high-temperature cycling
Key Benefits for Technicians:
Johnson Controls A-4000-144 Relief Valve Els PW 17895 A shift to yellow indicatesThe Johnson Controls A 4000 144 is a professional grade safety relief valve designed specifically for pneumatic control systems and air compressor accessories. Featuring a 1 4" NPT male connection, this pop type valve is factory set to activate at 25 PSIG, providing a critical mechanical failsafe against overpressurization in the supply line. The robust brass body construction ensures durability and corrosion resistance, essential for maintaining the
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