Pressure Regulator 1-1/4 (32MM) Dual Pressure Range A/A - Hansen Certification: UL

Certification: UL

and 1-1/4"

Back seat for seal replacement

Inlet/Return Pressure: Maximum of 10 PSI for lift or gravity feed applications

Pressure Regulator 1-1/4 (32MM) Dual Pressure Range A/A - Hansen Certification: ULThe Hansen HA4AD 31 is a 1 1 4" (32 mm) dual pressure regulator from the HA4A series, designed for ammonia (NH) and other industrial refrigerants. It features a dual pilot configuration (Range A A) for enhanced control and redundancy in demanding refrigeration environments. Technical Specifications Model: HA4AD 31 (also listed as HA4AD 4 31) Port Size: 1 1 4" (32 mm) Connection Type: 4 bolt flange Pressure Range: Range A A (low pressure applications)