HWSensor
by Hanwei Electronics
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by Hanwei Electronics
Trusted by industries and homes worldwide. High-performance gas detectors, CO alarms, and professional breathalyzers engineered for safety, accuracy, and durability.
Hanwei Electronics Group Corporation is a leading provider of sensor-based IoT solutions, specializing in gas detection, environmental monitoring, and breathalyzer technologies. With over two decades of innovation and global presence, we are committed to creating safer, healthier, and more intelligent environments.
From China, for the world — our mission is to be the global leader in reliable, high-performance safety instruments trusted by industrial facilities, smart homes, and law enforcement agencies.
Founded
Countries Served
As a leading company in the gas detection field, Hanwei has obtained sufficient international certifications and meets all necessary requirements for global markets and customers.
CE Certified
ATEX Approved
BSI EN50291
UL Listed
Explore our wide range of gas detection and breathalyzer devices designed for home, industrial, and personal use. All products are built with high-quality sensors and advanced technology for unmatched reliability.
Battery-operated carbon monoxide alarm for home safety. Detects CO leaks and provides early warning.
CO AlarmPortable multi-gas detector with O2, CO, H2S, and combustible gas sensors. Ideal for industrial safety.
Multi-GasProfessional fuel cell breathalyzer for law enforcement and workplace screening. High accuracy and fast results.
BreathalyzerSmart gas alarm for natural gas and LPG detection. AC-powered with loud alarm and LED indicators.
Gas AlarmAutomatic gas shut-off valve integrated with gas alarms. Stops gas flow upon detection to prevent explosions.
Safety ValveComplete fixed gas detection solution with control panel, sensors, and remote monitoring for industrial use.
Fixed SystemCertified carbon monoxide alarm meeting BSI EN50291 standards. Ideal for residential and commercial use.
CertifiedCompact, affordable breathalyzer with semiconductor sensor. Great for personal use and roadside checks.
PersonalEnsure gas security in your home with reliable CO and combustible gas alarms. Integrate with smart home systems for real-time alerts and automatic shut-off.
Protect workers from toxic and combustible gases in oil & gas, chemical plants, and confined spaces with our field-proven portable and fixed detection systems.
Monitor breath alcohol concentration with reliable and accurate breathalyzers for law enforcement, workplace safety, and personal use.
With sensor technology at our core, Hanwei provides comprehensive technical support and continuous innovation to meet diverse customer needs. Our R&D team ensures cutting-edge performance and compliance with global standards.
Hanwei will showcase new gas detection products at the Canton Fair from Oct. 15–19, 2025. Visit us to explore the latest innovations.
Meet us at the Golden Autumn Fair in Hong Kong. As China’s leading gas sensor manufacturer, we’re showcasing eco-friendly safety solutions.
Visit Hanwei at Booth 8M107 during KISS 2025 (July 7–10) in Seoul. We’ll present fixed and portable gas detectors and alcohol testers.
For inquiries, technical support, or partnership opportunities, reach out to our team. We're here to help you find the right solution.
sales@hwsensor.com
+86-371-67169070
+86-371-67169080
+8615838256284
No.169 Xuesong Road, National High-Tech Zone,
Zhengzhou, 450001, China
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