Johnson Controls A-4000-144 Relief Valve Els PW 17895 This eliminates the guesswork associated

This eliminates the guesswork associated with analog potentiometers and ensures a repeat accuracy of 0

3100A-15Q19

For safety and performance

Broad Compatibility: Replaces obsolete Carrier

This Honeywell pneumatic thermostat cover is the reliable choice for contractors needing to maintain environmental control integrity in legacy or modern pneumatic systems

Johnson Controls A-4000-144 Relief Valve Els PW 17895 This eliminates the guesswork associatedThe 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