Dual-Band WiFi Temperature and Humidity Sensor for Cold Chain
Compact wireless temperature and humidity sensor with built-in GPS positioning for cold-chain transport monitoring. Features dual-band WiFi (2.4GHz & 5GHz) and 4G mobile connectivity, IP65 waterproof rating, and a flight mode for air transport compliance. Built-in high-precision sensors for temperature, humidity, light intensity, CO2 (model-dependent), and accelerometer (model-dependent) with RS485 external sensor expansion. Magnetic and wall mounting options for flexible deployment in refrigerated vehicles, foam boxes, and rigid insulated containers.
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Get in Touch| Model | Connectivity | 4G LTE | GNSS | RS485 | CO2 Sensor | Accelerometer |
|---|---|---|---|---|---|---|
WS4-A WiFi Only | WiFi (2.4G & 5G) | No | No | No | No | No |
WS4-A4G WiFi + 4G | WiFi (2.4G & 5G) / 4G LTE | Yes | No | No | No | No |
WS4-A1RS WiFi + RS485 | WiFi (2.4G & 5G) | No | No | Yes | No | Yes |
WS4-A4G1RS WiFi + 4G + RS485 | WiFi (2.4G & 5G) / 4G LTE | Yes | No | Yes | No | Yes |
WS4-P4G1RS WiFi + 4G + GNSS + RS485 | WiFi (2.4G & 5G) / 4G LTE | Yes | Yes | Yes | No | Yes |
WS4-A1RS1C WiFi + RS485 + CO2 | WiFi (2.4G & 5G) | No | No | Yes | Yes (400-2500 ppm) | Yes |
WS4-A4G1RS1C WiFi + 4G + RS485 + CO2 | WiFi (2.4G & 5G) / 4G LTE | Yes | No | Yes | Yes (400-2500 ppm) | Yes |
WS4-P4G1RS1C WiFi + 4G + GNSS + RS485 + CO2 | WiFi (2.4G & 5G) / 4G LTE | Yes | Yes | Yes | Yes (400-2500 ppm) | Yes |
