A heavy-duty magnetic reed contact designed for reliable door, shutter, gate and access monitoring. The NC contact remains closed while the magnet is aligned and opens when the magnet separates.
| Model | MS-9 (NC) |
| Sensor Type | Magnetic Reed Switch — Normally Closed |
| Housing Material | Die-cast metal alloy, grey finish |
| Design | Rectangular surface-mount housing with screw holes |
| Switch Dimensions | 49 mm × 19.5 mm |
| Operating / Sensing Gap | 25–40 mm (as specified) |
| Contact Rating | 500 mA @ 100 V DC (typical) |
| Connection | 2-wire connection |
| Cable Length | Approx. 300 mm |
| Mounting | Surface mount with countersunk screw holes |
| Switch Action | Contact opens when magnet moves away |
| Model | MS-9 (NC) |
| Sensor Type | Magnetic Reed Switch — Normally Closed |
| Housing Material | Die-cast metal alloy, grey finish |
| Design | Rectangular surface-mount housing with screw holes |
| Switch Dimensions | 49 mm × 19.5 mm |
| Operating / Sensing Gap | 25–40 mm (as specified) |
| Contact Rating | 500 mA @ 100 V DC (typical) |
| Connection | 2-wire connection |
| Cable Length | Approx. 300 mm |
| Mounting | Surface mount with countersunk screw holes |
| Switch Action | Contact opens when magnet moves away |