Port Size
- 20mm (3/4 in) (47)
- 25mm (1 in) (33)
- 32mm (1 1/4 in) (39)
- 40mm (1 5/8 in) (31)
- 50mm (2 in) (19)
- 65mm (2 1/2 in) (25)
- 75mm (3 in) (18)
- 100mm (4 in) (17)
Check Valve
Coil
Coil Style
- 7 (13)
- DIN, Green LED Pilot Light (18)
- DIN, Red LED Pilot Light (5)
- DIN, Standard (29)
- Leaded, Green LED Pilot Light (38)
- Leaded, Red LED Pilot Light (15)
- Leaded, Standard (70)
- No Coil Style (41)
Flange Type
Flange Connection
- None (73)
- 3/4 in (14)
- 1 in (14)
- 1 1/8 in (1)
- 1 1/4 in (40)
- 1 3/8 in (2)
- 1 1/2 in (19)
- 1 5/8 in (1)
- 2 in (19)
- 2 1/8 in (2)
- 2 1/2 in (12)
- 3 in (20)
- 4 in (12)
High Set Point
Low Set Point
Motor/IO Module
Plated
Reduced Capacity
Valve Material
Parker A4AD No Variation - Dual Pressure (Low/High)
A4AD No Variation - Dual Pressure (Low/High)