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| PartNumber | E2S-W25 5M | E2S-W25-1M | E2S-W25B 1M |
| Description | Proximity Sensors PROX SQ 2.5MM PNP-NO | Proximity Sensors NO PNP Front face 2.5mm snse DC 3-Wire | Proximity Sensors PROX SQ 2.5mm Front PNP-NO ALT |
| Manufacturer | Omron | Omron | Omron |
| Product Category | Proximity Sensors | Proximity Sensors | Proximity Sensors |
| RoHS | Y | Y | Y |
| Sensing Method | Inductive | Inductive | - |
| Sensing Distance | 2.5 mm | 2.5 mm | 2.5 mm |
| Mounting Style | Cable | Screw | - |
| Output Configuration | PNP-NO | PNP | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Minimum Operating Temperature | - 25 C | - 25 C | - |
| Height | 7.4 mm | 7.8 mm | - |
| Length | 23 mm | 23 mm | - |
| Width | 7.8 mm | 8 mm | - |
| Barrel Size | 23 mm x 7.8 mm x 7.4 mm | - | - |
| Brand | Omron Automation and Safety | Omron Automation and Safety | Omron Automation and Safety |
| Maximum Frequency | 1 kHz | 1 kHz | - |
| Operating Supply Current | 50 mA | - | - |
| Operating Supply Voltage | 10 VDC to 30 VDC | 24 V | - |
| Factory Pack Quantity | 1 | 1 | 1 |
| Supply Voltage Max | 30 VDC | - | - |
| Supply Voltage Min | 10 VDC | - | - |
| Part # Aliases | E2SW255M | E2SW251M | E2SW25B1M |
| Unit Weight | 0.352740 oz | 0.352740 oz | 0.352740 oz |
| Description/Function | - | NO | - |
| Series | - | E2S | E2S |