Description
NB-2x1Wire is a wireless IoT sensor hub that transmits environmental data over the NB-IoT (NarrowBand IoT) cellular network to a SensDesk portal. It features two RJ11 (1-Wire UNI) ports for external sensors, supporting up to four sensor values. The device includes a prepaid 3-year NB-IoT SIM card (subscribed version) for seamless global connectivity.
Designed for remote installations, NB-2x1Wire is powered by a long-life internal battery (up to 3 years) or an external 5V power supply. The device is fully integrated with the SensDesk ecosystem, providing email/SMS alerts, data logging, and remote monitoring via a web portal or mobile app.
Features
- NB-IoT cellular connectivity with global roaming support
- Two RJ11 ports for external 1-Wire UNI sensors (temperature, humidity, voltage, CO2, etc.)
- Up to four sensor values monitored
- Battery-powered (up to 3 years) or external 5V power supply
- Prepaid 3-year NB-IoT SIM card (subscribed version)
- Remote alerts via email, SMS, and voice calls (via SensDesk portal)
- Seamless integration with SensDesk cloud for data logging & graphing
- Compact metal housing with DIN rail & rack mounting options
- Simple plug-and-play installation
Specifications
| Feature | Description |
|---|---|
| Network Connectivity | NB-IoT (NarrowBand IoT) cellular |
| Sensor Inputs | 2x RJ11 ports (1-Wire UNI) |
| Supported Sensor Values | Up to 4 |
| Alerting & Notifications | Email, SMS, voice call (via SensDesk portal) |
| Data Transmission | NB-Push protocol (SensDesk cloud) |
| Power Supply | 5V adapter or internal battery |
| Battery Life | Up to 3 years (Li-MnO2 non-rechargeable) |
| Operating Temperature | -10°C to 70°C |
| Storage Temperature | -30°C to 30°C |
| Humidity Range | 0% to 100% RH |
| Housing & Dimensions | IP40, 67 × 31 × 69 mm, 151g |
| Prepaid SIM Card | Included in the subscribed version (3 years) |
| Portal Support | HWg-cloud.com (free) or SensDesk (paid) |
Applications and Usage
- Remote temperature & humidity monitoring in warehouses, data centres, and cold storage
- HVAC system monitoring for air conditioning efficiency and failure detection
- Industrial & facility management for tracking environmental conditions
- Smart agriculture & construction sites for remote environmental monitoring











5 Devices | 1 User | 30 Day Log | 1 Report











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