HA4AS/31 - Pressure Regulator 1-1/4 (32MM) with Electric Shut-off, Range A - Hansen Timed Release: One tablet can

Timed Release: One tablet can last an entire cooling season

Special compartment for moisture filters

Replaces: Auburn I-2 with 30" tip

Material: Flame-retardant ABS (UL94 5 VA)

Compatibility: York systems

HA4AS/31 - Pressure Regulator 1-1/4 (32MM) with Electric Shut-off, Range A - Hansen Timed Release: One tablet canThe Hansen HA4AS 31 is a 1 1 4" (32 mm) modular pressure regulator with an electric shut off feature, designed for use in ammonia (NH) and other industrial refrigeration systems. It is part of the HA4A series, which is known for its rugged, modular design and high reliability in demanding environments. Technical Specifications Model: HA4AS 31 Port Size: 1 1 4" (32 mm) Connection Type: 4 bolt flange Pressure Range: Range A (typically for lower pressure