Features:
Size 3/8" to 2" BSP
Function Normally Closed (power to open)
Valve Operation Coupled Diaphragm
Body 316 Stainless Steel
Seat FKM
Pressure Range 0 to 10 BAR
Media Petrochemical
Zero Differential IEC Ex approved 316 Stainless Steel Solenoid Valve. Ideal for use in hazardous areas. Approved for both Ex e mb IIC T4 Gb and Ex tb mb IIIC T130℃ Db. Threads conform to ISO 7.1 Sealing Threads.
| Model | Port Size BSP | Orifice ømm | CV | Pressure (BAR) | Media Temperature | Repair Kit | Coil Specification |
|---|---|---|---|---|---|---|---|
| S55EX-3-15-*V | 3/8 | 15 | 4.5 | 0 to 10 | -10°C to 100°C | Contact Sales for Repair Kit |
SC-EX 100% ED |
| S55EX-4-15-*V | 1/2 | 15 | 4.5 | 0 to 10 | -10°C to 100°C | ||
| S55EX-5-20-*V | 3/4 | 20 | 9.3 | 0 to 10 | -10°C to 100°C | ||
| S55EX-6-25-*V | 1 | 25 | 13.2 | 0 to 10 | -10°C to 100°C | ||
| S55EX-7-35-*V | 1 1/4 | 35 | 26 | 0 to 10 | -10°C to 100°C | ||
| S55EX-8-35-*V | 1 1/2 | 35 | 26 | 0 to 10 | -10°C to 100°C | ||
| S55EX-9-50-*V | 2 | 50 | 48 | 0 to 7 | -10°C to 100°C |
*Voltages available; 24vDC, 24vAC, 110vAC, 240vAC
For Installation and Maintenance instructions please click here or find in our References section under Valve Installation and Maintenance for Solenoid Valves.

| Size | A | B | C | D | E | F |
|---|---|---|---|---|---|---|
| 3/8" | 75 | 54 | 103.5 | 52 | 62 | 14.5 |
| 1/2" | 75 | 54 | 103.5 | 52 | 62 | 14.5 |
| 3/4" | 85 | 60 | 114.7 | 52 | 62 | 18 |
| 1" | 100 | 70 | 121 | 52 | 62 | 23 |
| 1 1/4" | 120 | 90 | 140.5 | 52 | 62 | 33 |
| 1 1/2" | 120 | 90 | 140.5 | 52 | 62 | 33 |
| 2" | 150 | 120 | 157.3 | 52 | 62 | 40.5 |
All Dimensions in mm unless shown otherwise.

| Item | Material |
|---|---|
| Solenoid Tube | 316 Stainless Steel |
| Solenoid Core | Stainless Steel |
| Solenoid Coil | Magnet Wires |
| Seal | FKM |
| Spring | Stainless Steel |
| Valve Body | 316 Stainless Steel |
| Diaphragm Base | Stainless Steel |
| Leak Proof O-Ring | FKM |
Size 3/8" to 2" BSP
Function Normally Closed (power to open)
Valve Operation Coupled Diaphragm
Body 316 Stainless Steel
Seat FKM
Pressure Range 0 to 10 BAR
Media Petrochemical
Size 3/8" to 2" BSP
Function Normally Closed (power to open)
Valve Operation Coupled Diaphragm
Body 316 Stainless Steel
Seat FKM
Pressure Range 0 to 10 BAR
Media Petrochemical
Zero Differential IEC Ex approved 316 Stainless Steel Solenoid Valve. Ideal for use in hazardous areas. Approved for both Ex e mb IIC T4 Gb and Ex tb mb IIIC T130℃ Db. Threads conform to ISO 7.1 Sealing Threads.
| Model | Port Size BSP | Orifice ømm | CV | Pressure (BAR) | Media Temperature | Repair Kit | Coil Specification |
|---|---|---|---|---|---|---|---|
| S55EX-3-15-*V | 3/8 | 15 | 4.5 | 0 to 10 | -10°C to 100°C | Contact Sales for Repair Kit |
SC-EX 100% ED |
| S55EX-4-15-*V | 1/2 | 15 | 4.5 | 0 to 10 | -10°C to 100°C | ||
| S55EX-5-20-*V | 3/4 | 20 | 9.3 | 0 to 10 | -10°C to 100°C | ||
| S55EX-6-25-*V | 1 | 25 | 13.2 | 0 to 10 | -10°C to 100°C | ||
| S55EX-7-35-*V | 1 1/4 | 35 | 26 | 0 to 10 | -10°C to 100°C | ||
| S55EX-8-35-*V | 1 1/2 | 35 | 26 | 0 to 10 | -10°C to 100°C | ||
| S55EX-9-50-*V | 2 | 50 | 48 | 0 to 7 | -10°C to 100°C |
*Voltages available; 24vDC, 24vAC, 110vAC, 240vAC
For Installation and Maintenance instructions please click here or find in our References section under Valve Installation and Maintenance for Solenoid Valves.

| Size | A | B | C | D | E | F |
|---|---|---|---|---|---|---|
| 3/8" | 75 | 54 | 103.5 | 52 | 62 | 14.5 |
| 1/2" | 75 | 54 | 103.5 | 52 | 62 | 14.5 |
| 3/4" | 85 | 60 | 114.7 | 52 | 62 | 18 |
| 1" | 100 | 70 | 121 | 52 | 62 | 23 |
| 1 1/4" | 120 | 90 | 140.5 | 52 | 62 | 33 |
| 1 1/2" | 120 | 90 | 140.5 | 52 | 62 | 33 |
| 2" | 150 | 120 | 157.3 | 52 | 62 | 40.5 |
All Dimensions in mm unless shown otherwise.

| Item | Material |
|---|---|
| Solenoid Tube | 316 Stainless Steel |
| Solenoid Core | Stainless Steel |
| Solenoid Coil | Magnet Wires |
| Seal | FKM |
| Spring | Stainless Steel |
| Valve Body | 316 Stainless Steel |
| Diaphragm Base | Stainless Steel |
| Leak Proof O-Ring | FKM |