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Connect the common lead and the 208V lead to your incoming power lines
Its compatibility with air and non-corrosive combustion byproducts makes it a versatile solution for verifying blower operation and airflow safety across diverse ventilation control platforms
and VCP-34 series pneumatic damper actuators
Verify the flow arrow on the housing during installation to ensure proper refrigerant filtration
Johnson Controls A-4000-144 Relief Valve Els PW 17895 Connect the common lead andThe 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
