LoRaWAN 18B20 Temperature Sensor LA3B

The LA3B LoRaWAN 18B20 Temperature Sensor enables robust, long-range wireless monitoring with DS18B20 waterproof probes. Using low-power LoRaWAN, it delivers precise temperature tracking (±0.5°C) across -55°C to +125°C in hard-to-access locations. Designed for demanding environments, it supports IP67-rated probes for wet/outdoor use and achieves multi-year battery life.

key features

Supports DS18B20 temperature probes.
LoRaWAN Bands: EU868, US915, AU915
NFC, BLE and LoRaWAN remote configuration.
Temperature Range -55°C~125°C

Robust design with IP67 waterproof and dustproof rating
Max.+20 dBm constant RF output & RX sensitivity -148 dBm.
Low power consumption for continuous operation
Operating temperature range of -30°C to 85°C.

what you can do with our Lorawan tracker

Model	KG05 Plug IoT Gateway
Size	30mm30mm55mm(Excluding adapter)
Weight	150g
Material	ABS
Working temperature	-30℃~ + 70℃
Power Supply	100V-240V AC 50/60Hz
Interface	NA
Installation way	AC plug interface
Indicator	RGB LED indicator
Button	1 Config button
LED	Power and network connection status
Firmware Update	OTA

BLE Protocol	BLE4.x, BLE5.0
Bluetooth Frequency	2400MHz ~ 2480 MHz
Wireless Distance	Up to 70 meters of cover radius (open area)
Scanning ability	> 60 packets per second
Concurrent connecting and scanning beacons	Optional
RX sensitivity	-96 dBm @1Mbps,
Transmit power	4 dBm (Max)
Antenna gain	0 dBi

WiFi Protocols	IEEE 802.11b/g/n
WiFi Frequencies	2T2R 2412 MHz ~ 2484 MHz
Data Transfer Speed	IEEE 802.11n: Up to 300 Mbps IEEE 802.11g: Up to 54 Mbps IEEE 802.11b: Up to 11 Mbps
Transmit Power	IEEE 802.11n: 13 ~ 16 dBm IEEE 802.11g: 14 ~ 17 dBm IEEE 802.11b: 16 ~ 20 dBm
Receiving Sensitivity	HT40 MCS7 : -69dBm@10% PER(MCS7) HT20 MCS7 : -71dBm@10% PER(MCS7) 54M: -75dBm@10% PER 11M: -88dBm@ 8% PER
Modulate Mode	DSSS (DBPSK, DQPSK, CCK) OFDM (BPSK, QPSK, 16-QAM, 64-QAM
Network Protocol	HTTP(SSL/TLS) MQTT(SSL/TLS)
Wireless Encryption	WPA-PSK/WPA2-PSK

Smart Building

In smart buildings, the LA3B LoRaWAN 18B20 temperature node can monitor the temperature and humidity of different rooms or areas, optimizing the operation of air conditioning and humidification systems to improve energy efficiency and comfort.

Industrial Automation

Using the LoRaWAN Node LA3B model for equipment or production line temperature monitoring, ideal for high-temperature environments.

Remote Monitoring and Maintenance

Through NFC and BLE configuration, as well as wireless OTA updates, the LoRaWAN Temperature sensor LA3B enables remote monitoring and maintenance of devices, reducing the cost of manual inspections and improving efficiency.

Contact Us

Our professional team is happy to answer your question.

Beacon Products

Contact Us