Description
The HTemp HomeBox is a 1-Wire temperature and humidity sensor designed for indoor environmental monitoring. It measures temperature (-30°C to +70°C) and relative humidity (0-100% RH) with a compact, lightweight design that allows for easy installation on walls, ceilings, or desks. The RJ11 interface ensures seamless integration with HW group monitoring devices, making it ideal for homes, offices, schools, and industrial applications.
Features
- Dual Measurements: Monitors temperature (-30°C to +70°C) and humidity (0-100% RH)
- Compact Design: Small (40x40x20mm) and lightweight (15g)
- Plug-and-Play Connectivity: RJ11 (1-Wire) interface for easy integration
- Detachable Cable: Includes a 3m RJ11 cable for flexible installation
- Low Power Consumption: Powered via 5V from the RJ11 port (5mA)
- Versatile Installation: Can be mounted on walls, ceilings, or placed on a desk
- Compatible with HW Group Devices: Works with Poseidon, Ares, and STE2 monitoring systems
Technical Specifications
Specification | Details |
|---|---|
| Temperature Range | -30°C to +70°C |
| Temperature Accuracy | ±0.8°C (0°C to 60°C), ±1.0°C (-10°C to +70°C), ±2.0°C (-30°C to +80°C) |
| Humidity Range | 0-100% RH (non-condensing) |
| Humidity Accuracy | ±5% RH (20-80% RH at 25°C) |
| Measurement Technology | Semiconductor |
| Resolution | 0.1°C (temperature), 0.3% RH (humidity) |
| Cable Length | 3m RJ11 |
| Galvanic Isolation | No |
| Units Converter | No |
| Calibrated Points | None |
| Power Supply | 5V (from RJ11) |
| Power Consumption | 5mA |
| Operating Environment | -30°C to +70°C / 0-100% RH |
| Storage Environment | -50°C to +70°C / 0-100% RH |
| Dimensions | 40x40x20mm |
| Weight | 15g |
| Protection | IP30 |
| Installation | Wall-mounted, ceiling-mounted, or desk placement |
| Connector | RJ11 |
| Warranty | 24 months |
Applications and Usage
- Home & Office Monitoring: Maintain comfortable indoor environments
- Commercial & School Buildings: Monitor temperature and humidity fluctuations
- IT & Server Rooms: Prevent overheating and excessive humidity
- HVAC Systems: Improve climate control efficiency
- Industrial Monitoring: Track conditions in warehouses, factories, and labs
Why Choose the HTemp HomeBox?
The HTemp HomeBox is a reliable, easy-to-install solution for monitoring indoor temperature and humidity. Its compact design, RJ11 plug-and-play connectivity, and HW group compatibility make it a versatile choice for various applications.

























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