Model

• HA4A (80)
• HA4W (14)

Port Size

• 1-1/4" (32mm) (21)
• 1-1/2" (40mm) (18)
• 2" (50mm) (18)
• 2-1/2" (65mm) (12)
• 3" (80mm) (9)
• 4" (100mm) (3)
• 5" (125mm) (9)
• 6" (150mm) (4)

Reduced Port Plug

• Full Port (94)

Variation

• No Variation - Inlet Regulator (28)
• Differential (10)
• Differential with Electric Wide-Opening (4)
• Differential with Electric Wide-Opening and Shut-Off (1)
• Dual (2)
• Dual with Electric Shut-Off (1)
• Electric Motor Compensated (2)
• Electric Motor Compensated with Electric Shut-Off (1)
• Electric Shut-Off (7)
• Electric Wide-Opening (10)
• Electric Wide-Opening and Shut-Off (1)
• Inlet/Outlet with Electric Shut-Off (1)
• Outlet (13)
• Outlet with Electric Shut-Off (7)
• Pneumatically Compensated (1)
• Reseating Relief (3)
• Reseating Relief with Electric Shut-Off (1)
• Reseating Relief with Electric Wide-Opening (1)

Range

• Range A, 0 to 150 psig (0 to 10 bar g) (43)
• Range A, 0 to 150 psig (0 to 10 bar g)/Range A, 0 to 150 psig (0 to 10 bar g) (2)
• Range A, 0 to 150 psig (0 to 10 bar g)/Range V, 20" to 130 psig (-0.67 to 9 bar g) (1)
• Range B, 30 to 300 psig (2 to 21 bar g) (20)
• Range B, 30 to 300 psig (2 to 21 bar g)/Range B, 30 to 300 psig (2 to 21 bar g) (1)
• Range C, 100 to 550 psig (6 to 38 bar g) (6)
• Range D, 30 to 450 psig (0 to 31 bar g) (8)
• Range V, 20" to 130 psig (-0.67 to 9 bar g) (13)

Explosion Proof

• Stadnard Coil (94)

Pilot Solenoid Opening

• Normally Closed (93)
• Normally Open (1)

Refrigerant Type

• All Other Refrigerants (72)
• CO2 (22)

Options

• BW (13)
• 2" SW Connection (1)