HA4AS/31 - Pressure Regulator 1-1/4 (32MM) with Electric Shut-off, Range A - Hansen Material: Flame-retardant ABS (UL94 5

Material: Flame-retardant ABS (UL94 5 VA)

Magnetic Hex Driver: The HHD2 features a 5/16-inch magnetic hex tip

Timed Release: One tablet can last an entire cooling season

Compatible with oils used in refrigeration systems

HA4AS/31 - Pressure Regulator 1-1/4 (32MM) with Electric Shut-off, Range A - Hansen Material: Flame-retardant ABS (UL94 5The 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