Product Parameters
Product Name |
Wireless Combustible gas detector |
Working power |
Battery powered explosion-proof version 3.6V, 19Ah
(External power supply and rechargeable version need to be specified) |
Battery life |
NB-IOT/ LoRa communication: 5-6 years (data is uploaded once an hour, with a stable signal) |
4G communication: 2-2.5 years (data is uploaded once an hour, with a stable signal) |
Battery model (non-rechargeable batteries, replaceable batteries) |
Display |
TFT LCD screen |
Power consumption |
Standby current ≤80uA, average data transmission current ≤150mA1 |
Network Standard |
WIFI, 4G(SIM card), 4G+GPS, LoRa (Need use our LoRa gateway), RS485,LoRaWAN, GPRS optional |
Antenna |
External antenna |
Sampling interval |
Configurable time is 10S~2550S |
Configuration |
Configurable time is 1min~1440min. Note: The shorter of configurable time, the shorter usage of battery life |
Data transmit interval |
USB configuration operation, server remote configuration, Bluetooth configuration |
Wake-up mode |
Button, timing |
Upload information |
Methane concentration, temperature, battery level, signal, card number |
Alarm trigger |
Methane over limit, temperature over limit, low battery, vibration displacement over limit (optional) |
Operating temperature |
-25°C-55°C |
Measuring range |
0-100%LEL OR 0-5%VOL |
Measurement accuracy |
±3%LEL resolution 0.1%LEL |
Detection principle |
Tunable semiconductor laser absorption spectroscopy (TDLAS) |
Response time |
T90<20S |
Protection level |
Explosion-proof model IP68 |
Product Description


Pressure gauge parameter comparison (Liquid level, Temperature, Temp and RH etc. can be used for reference) |
Product model |
TP2401 |
TP2401-EX |
TP2401VL |
TP2401VL-EX |
TP2401VL.4 |
TP2401VL.4-EX |
TP2401V4 |
TP2401V4-EX |
Communication method |
NB-IOT |
NB-IOT |
LoRa |
LoRa |
LoRaWAN |
LoRaWAN |
4G/WIFI |
4G/WIFI |
Communication protocol |
COAP |
COAP |
Private protocol |
Private protocol |
CLASS A/C |
CLASS A/C |
MQTT |
MQTT |
Waterproof level |
IP66 |
IP68 |
IP66 |
IP68 |
IP66 |
IP68 |
IP66 |
IP68 |
Explosion-proof level |
/ |
Ex ib IIB T4 GB |
/ |
Ex ib IIB T4 GB |
/ |
Ex ib IIB T4 GB |
/ |
Ex ib IIB T4 GB |
Battery capacity |
8600mAh*2(pcs) |
19Ah*1(pcs) |
8600mAh*2(pcs) |
19Ah*1(pcs) |
8600mAh*2(pcs) |
19Ah*1(pcs) |
8600mAh*2(pcs) |
19Ah*1(pcs) |
Working time
(1 hour to upload data) |
5 Years |
6 Years |
5 Years |
6 Years |
5 Years |
6 Years |
2 Years |
2.5 Years |
Whether need gateway |
/ |
/ |
Yes |
Yes |
Yes |
Yes |
/ |
/ |
Support breakpoint resuming |
Yes |
Yes |
/ |
/ |
/ |
/ |
Yes |
Yes |
Upper and lower limits |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Whether support fluctuation threshold trigger |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |









Certifications
Company Profile
Shenzhen Toprie Electronics Co., Ltd. is a leading high-tech enterprise specializing in the development and manufacturing of environmental monitoring and data acquisition solutions.
Established in 2009, our company operates a state-of-the-art facility spanning over 3,000 square meters, equipped with six advanced production lines and a highly skilled team committed to research, design, quality control, and precision manufacturing.
Core Business
We provide a comprehensive portfolio of cutting-edge products, including:
Multi-Channel Data Loggers & Paperless Recorders
Humidity & Temperature Sensors and Loggers
Gas Detectors
Multi-Parameter Cleanliness Analyzers
Smart Wireless Pressure & Temperature Sensors
Smart Water Meters
Water Level Meters, Ultrasonic Level Meters & Radar Level Meters
Multi-Channel Data Acquisition Modules (DAS & DAQ)
Smart IoT Gateways & Edge Computing Gateways, RTU, and DTU
SCADA Systems, HMI & HDMI Solutions
Thermal Imaging Cameras & Infrared Temperature Sensors
Electric, Power, and Energy Meters / Power Quality Analyzers
Comprehensive IoT Solutions
Quality & Customization
With advanced testing facilities, state-of-the-art manufacturing technologies, and a rigorous quality assurance system, we ensure that every product meets the highest industry standards.
In addition to our proprietary product line, we offer OEM and ODM services, providing customized solutions tailored to our clients' specific requirements, including personalized branding.
Our Commitment
Driven by integrity, innovation, and excellence, we are dedicated to delivering high-quality products and exceptional customer service. We welcome you to visit our company or contact us to explore potential collaboration opportunities.
FAQ
Q: Are you a factory/manufacturer?
A: Yes, we are a professional manufacturer of data loggers, humidity & temperature sensors, gas detectors, pressure sensors, water level meters, liquid level transmitters, data acquisition modules, IoT gateways, thermal imaging cameras, power & energy meters, and more.
Q: Can I customize my logo and communication methods?
A: Yes, logo customization is available with a small MOQ. We support multiple communication methods, including GPRS, 4G, Wi-Fi, LoRa, and LoRaWAN. Please inform us in advance.
Q: What is your lead time? How long for custom instruments?
A: Standard products ship within 3-5 days after payment. Custom orders depend on quantity and requirements.
Q: What payment methods do you accept?
A: We accept T/T (bank transfer), Western Union, PayPal, and more.
Q: What packaging and shipping methods do you use?
A:
Standard carton packaging
Shipping via express (door-to-door), air, or sea as per customer requirements.
Q: What is your after-sales service policy?
A: We offer a 12-month warranty and lifetime maintenance. Our professional support team provides one-on-one assistance and responds within 24 hours to resolve technical issues.
For more inquiries, feel free to contact us!
