Port Size
- 20mm (3/4 in) (57)
- 25mm (1 in) (41)
- 32mm (1 1/4 in) (43)
- 40mm (1 5/8 in) (37)
- 50mm (2 in) (24)
- 65mm (2 1/2 in) (30)
- 75mm (3 in) (27)
- 100mm (4 in) (20)
Check Valve
Coil
- 115/50 (7)
- 120 EXT (2)
- 120/60 (172)
- 230/50 (22)
- 24 (1)
- 24/60 (4)
- 240/50 (1)
- 240/60 (13)
- No Coil, AC (57)
Coil Style
- 7 (13)
- DIN, Green LED Pilot Light (18)
- DIN, Red LED Pilot Light (5)
- DIN, Standard (34)
- Leaded, Green LED Pilot Light (46)
- Leaded, Red LED Pilot Light (15)
- Leaded, Standard (91)
- No Coil Style (57)
Flange Type
Flange Connection
- None (98)
- 3/4 in (15)
- 1 in (18)
- 1 1/8 in (1)
- 1 1/4 in (47)
- 1 3/8 in (2)
- 1 1/2 in (20)
- 1 5/8 in (1)
- 2 in (23)
- 2 1/8 in (2)
- 2 1/2 in (13)
- 3 in (26)
- 4 in (13)
High Set Point
Low Set Point
Motor/IO Module
Plated
Range
Reduced Capacity
Valve Material
Parker A4AD No Variation - Dual Pressure (Low/High)
A4AD No Variation - Dual Pressure (Low/High)