- Hunan HKT Technology Co., Ltd.

LoRaWAN DIN-rail single-phase electricity meter

Measures active energy, voltage, current, active power, power factor, and grid frequency (optional: reactive energy and reactive power). Shows active energy consumption with a clear digital screen. Pulse LED: Indicates energy metering pulses. Power LED: Shows power supply status. Supports wired RS485 networks for remote meter reading and centralized management. Compatible with MODBUS-RTU or DLT645 protocols. Configurable with LoRaWAN/NB-IoT/4G/WiFi modules for flexible IoT connectivity.

huakuantong April 12, 2025

LoRaWAN Water Level Monitor

HKT LoRaWAN Water Level Monitor It features a ceramic capacitive pressure sensor, which is resistant to clogging, easy to clean, and offers excellent corrosion resistance.Leveraging the spread spectrum communication technology of LoRa, coupled with a high-gain external antenna, the device ensures better transmission and reception of wireless signals, thereby extending the wireless communication range.

huakuantong October 24, 2024

LoRaWAN light sensor

Ø Supports LoRaWAN protocol; Ø Supports tamper-proof alarms and low-voltage detection; ØBuilt-in 4000mAh battery; ØMeasurement Range: 0~65535LUX; ØAccuracy: ±7%.

huakuantong June 10, 2025

HKT LORA LoRaWAN temperature and humidity

LoRaWAN Asset Tracking Sensor

Most trackers only focus on ‘where.’ Ours intelligently monitors ‘how’ — the real-time condition of your assets and their environment.

huakuantong February 4, 2026

LoRaWAN Indoor Air Quality Sensor

Our indoor air quality sensor can measure air conditions and pollutants, including temperature, humidity, light, CO2 concentration, HCHO/O3 level, TVOC, barometric pressure, PM2.5, and PM10.

huakuantong June 6, 2025

LoRaWAN PIR Sensor

The LoRa PIR sensor based on passive infrared technology to detect a motion or occupancy. It can detect whether there is movement within the range of 6-8m and send the changes via LoRaWAN* network.

huakuantong November 28, 2024

LoRaWAN SINGLE-PHASE ELECTRICITY METER

Time-sharing metering: Accumulates active electric energy based on time periods and stores total, peak, flat, and valley energy ;Prepayment functionality: Remote electricity sales through RS485/LoRaWAN/NB module, with low-balance alerts and overdraft limit feature ;Measurement and monitoring: Measures, records, and displays parameters (e.g. voltage, current, and power factor with an error margin of ±1%.) ;Timing function: Temperature compensation, automatic calendar, timing, and leap year conversion.

huakuantong June 17, 2025

LoRaWAN Ultrasonic Valve Controlled Water meter

This LoRaWAN smart water meter periodically transmits cumulative flow and battery level data to nearby LoRaWAN gateways, which aggregate and forward the data to the cloud — automating data collection and eliminating manual meter reading. With remote valve control for precise flow regulation, it’s used in agricultural irrigation, smart gardens, and other remote monitoring applications.

huakuantong June 12, 2025

LoRaWAN Sensor Box

huakuantong October 24, 2024

LoRaWAN GAS LEAKAGE ALARM

The LoRaWAN Solenoid Valve Controller, features dual solenoid valve interfaces and employs LoRaWAN network communication for the operation of solenoid valve switches.

huakuantong June 18, 2025

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