Model

• HA4A (29)

Port Size

• 3/4" (20mm) (10)
• 1" (25mm) (5)
• 1-1/4" (32mm) (3)
• 1-1/2" (40mm) (2)
• 2" (50mm) (2)
• 2-1/2" (65mm) (2)
• 3" (80mm) (3)
• 4" (100mm) (2)

Reduced Port Plug

• Full Port (24)
• 25% Reduced (3)
• 50% Reduced (2)

Range

• Range A, 0 to 150 psig (0 to 10 bar g) (11)
• Range B, 30 to 300 psig (2 to 21 bar g) (12)
• Range C, 100 to 550 psig (6 to 38 bar g) (3)
• Range D, 30 to 450 psig (0 to 31 bar g) (3)

Pilot Solenoid Opening

• Normally Closed (29)

Refrigerant Type

• All Other Refrigerants (24)
• CO2 (5)

Options

• 4-Bolt Flange Style (1)