WS301 Magnetic Contact Switch
LoRaWAN® wifi free
Magnetic Contact Switch - WS301
- 100% Wire-Free
- 4~7 Years Battery Life
- Simple Installation
- Easy Configuration (Via NFC)
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A Reliable Guardian for Every Door and Window
The WS301 door sensor can be mounted on any doors or windows to detect an opening or closing event. It adds physical security monitoring to your location by warning of intrusion or unauthorized entry.
Tamper Detection
Alerting administrator to any attempts to dismount the device
Long Battery Life
More than 4 years service life without battery replacement
Easy Installation
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Double-Sided Mounting Tape |
Screw |
Easy to Use
Switching on/off and configuring the device via NFC technology from mobile phone or PC
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2st Step |
3st Step |
Milesight IoT Cloud
- Monitoring door/window status for unauthorized entry
- Interactive cooperation with a variety of Milesight sensors
- Android & iOS versions allow you to manage devices at your fingertips
Minimal Size
| Wireless Transmission | Technology | LoRaWAN® v1.0.2/v1.0.3/v1.1 |
| Frequency | CN470/IN865/RU864/EU868/US915/AU915/KR920/AS923 | |
| Tx Power | 16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz) | |
| Sensitivity | -137 dBm @300bps | |
| Mode | OTAA/ABP Class A | |
| Measurement and Interface | Detection Distance | 15-20 mm |
| Button | 1 × Power Button (Internal), 1 × Tampering Button | |
| Operation | Configuration | Mobile App (via NFC) or PC software (via USB Type-C) |
| Alarms | Open/Close Status, Tamper, Low Battery | |
| Physical Characteristics | Power Supply | 1 × 1200 mAh ER14250 Li-SOCl2 battery |
| Battery Life | 4~7 years | |
| Operating Temperature | -20°C to +60°C | |
| Relative Humidity | ≤90% (non-condensing) | |
| Ingress Protection | IP30 | |
| Dimension | Sensor: 50 × 30 × 17 mm (1.97 × 1.18 × 0.67 in) Magnet: 30 × 17 × 8 mm (1.18 × 0.67 × 0.31 in) |
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| Installation | On the flat surfaces with screws or 3M tapes |