| Model | 3E1 | 3E2 | 4E1 | 4E2 | 4E2C.P.R |
| Bore No. | 8A | ||||
| Port size | PT(Rc) 1/4 | ||||
| No. of port | 3 | 5 | |||
| No. of position | 2 | 3 | |||
| Medium | Air | ||||
| Operating pressure range | 0.2~0.7 MPa | 0.3~0.7 MPa | |||
| Operating pressure(LP) | 0~0.7 MPa | ||||
| Extemal pilot pressure(LP) | 0.2~0.7 MPa | 0.3~0.7 MPa | |||
| Proof pressure | 1 MPa | ||||
| Effective orifice | 18 mm² | 16 mm² | |||
| Ambient temperature | -5 ~ +50℃ (No freezing) | ||||
| Response time | 30 ms | 40 ms | |||
| Voltage | AC110V, 220V(50/60)Hz, DC24V | ||||
| Power consumption | AC=6/4.9VA DC=2.5W | ||||
| Avaiable voltage range | ±10% | ||||
| Insulation class | F class | ||||
| Weight(g) | 203 | 296 | 184 | 292 | 338 |