- 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 Audible and Visual Alarm

HKT LoRaWAN Siren makes light and sound to tell the guard management there is an alert. It supports standard LoRaWAN protocol. It has high detection accuracy. With a durable shell, it has a long life span.

huakuantong October 21, 2024

LoRaWAN Door Sensor

Price: Negotiable
MOQ:
NRC: 0.88 from ISO354
Fire protection performance: Class A
Eco-Friendly: E1

huakuantong June 21, 2025

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.

Price: Negotiable
MOQ: 50 SQM
NRC: 0.88 from ISO354
Fire protection performance: Class A
Eco-Friendly: E1

huakuantong June 6, 2025

LoRaWan Wireless Water Pressure Transmitter

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 THREE-PHASE ELECTRICITY METER

Real-time and Accuracy: Equipped with high-speed, high-precision AC voltage and current acquisition for accurate energy measurement timely,Multiple Capabilities: Time-sharing measurement of various power types and communication via 485 and LORAWAN/NB interfaces,Confidentiality and Security: Embedded ESAM module for secure authentication between the meter and the system master station,ensuring data security and integrity during the process,Excellent Electromagnetic Compatibility: can resist the interference of high voltage spike pulse, strong magnetic field, strong static electricity and lightning surge, and strong temperature self- adaptation,Powered by three-phase supply (i.e., line supply method), the energy meter can still operate normally even if any one phase in a three-phase three-wire system or any two phases in a three-phase four-wire system are disconnected

huakuantong June 21, 2025

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

LoRaWAN Smart Circuit Breaker

Price: Negotiable
MOQ:
NRC: 0.88 from ISO354
Fire protection performance: Class A
Eco-Friendly: E1

huakuantong June 26, 2023

LoRaWAN SMART WRISTBAND (WB-100)

The smart wristband is super small, light weight, comfortable and waterproof, suitable for long-time usage by everyday. Integrated advanced LoRaWAN and GPS technologies, this wristband ensures that users are always connected and their well-being is closely monitored.

huakuantong June 17, 2025

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.