Engineered for high accuracy, real-time response, and extreme environment resistance.
Carbon Monoxide (CO) remains one of the most hazardous invisible threats in industrial and commercial sectors. Known as the "silent killer," this odorless, colorless gas requires highly precise, ruggedized detection systems to safeguard personnel in enclosed environments. Global occupational health and safety administrations, including OSHA, EU-OSHA, and national regulatory bodies, have continuously tightened exposure limits (PEL), mandating real-time personal monitoring.
The demand for portable carbon monoxide sensors has surged exponentially as safety standards shift from reactive containment to proactive personal protective equipment (PPE) integration. Modern industrial enterprises across North America, Europe, and Asia-Pacific require smart, networked portable devices that do not merely emit audible alarms but broadcast location and concentration data dynamically to centralized control nodes, reducing response times by over 50%.
Years of R&D Excellence
Patents & IP Copyrights
Units Sold Annually
Reduced Device Failure Rate
Discover the core engineering principles that establish our sensors as the global standard.
Utilizing high-stability capillary-type electrochemical cells to deliver accurate, drift-free detection down to sub-ppm levels, eliminating false positives caused by background interference gases.
Tested within our ISO/IEC 17025 accredited laboratory, ensuring complete measurement traceability recognized under the international ILAC-MRA framework for rapid global customs clearance.
Certified to Ex ia IIC T4 Ga requirements. Our portable carbon monoxide sensors operate seamlessly and safely in Class I, Division 1 hazardous locations, including mines and refineries.
Leveraging our advanced manufacturing ecosystem in Chengdu and Deyang, China, Xinhaosi delivers unmatched production efficiency, cost optimization, and supply stability. As a premier designer and manufacturer, we control the entire lifecycle of our gas safety instruments—from internal PCBA SMT placement to final automated gas calibration routines.
Our automated manufacturing protocols dramatically reduce lead times compared to Western counterparts, allowing us to complete high-volume OEM/ODM B2B orders within 15–20 working days. Coupled with our local raw material sourcing and scale advantages, we transfer substantial cost savings directly to global distributors, safety system integrators, and industrial procurement managers.
Founded in 2003, Xinhaosi is one of the most influential and trusted brands in the global gas safety industry. Over the past two decades, we have steadily built a robust and comprehensive production and service system, which integrates cutting-edge R&D, intelligent manufacturing with advanced automation equipment, digital marketing across global channels, professional after-sales support with an experienced technician team, flexible OEM/ODM services, as well as CNAS-Accredited laboratory calibration services that meet international standards.
Our diversified product portfolio covers industrial & residential gas detection & alarm systems, industrial & household gas solenoid valves, and urban gas pipeline network monitoring systems—all engineered to adapt to complex working environments and strict safety requirements. We produce and sell tens of millions of units annually, catering to a wide range of industries that demand reliable gas detection solutions, including oil & gas exploration and production, petrochemicals, urban gas distribution, automotive manufacturing, pharmaceuticals, new energy, steel production, and beverage processing.
Guided by the core mission of “Making Gas Safety Accessible Everywhere,” we consistently deliver high-performance, reliable products and customized solutions tailored to each client’s unique needs. Every item we manufacture undergoes rigorous quality control tests, and every service we provide is backed by our professional technical team, fully embodying our unwavering commitment to safeguarding gas safety across both industrial workplaces and residential environments, and striving to build a safer world with sustainable gas safety technologies.
Adhering to ISO9001 quality management system standards, Xinhaosi's core products have obtained a full range of authoritative certifications, including national compulsory Products Certification, explosion-proof certification, fire product certification, CPA measurement instrument type approval certificate, and international approvals as CE, SIL. Additionally, Xinhaosi holds honors such as "National Quality Integrity Benchmark Enterprise" , "National Quality Leading Enterprise in the Gas Alarm Industry," member of the China Fire Protection Association, and the main drafting organization for the national standard of solenoid valves, further confirming its industry influence and reputation.
In the field of intellectual property, Xinhaosi has built a robust innovation system with over 50 patents and software copyrights . These patents cover core technological areas, including a graphical monitoring system for gas detection and alarm, which enables predictive maintenance based on historical data to reduce equipment failure rates by over 30%, and a solenoid valve with flow monitoring functionality that integrates flow detection and alarm capabilities . The company also pioneered China's first networked bus-type gas leakage monitoring system and the only maximum-point gas leakage monitoring system certified by the Ministry of Public Security, demonstrating its leading position in cutting-edge technological research.
Our in-house laboratory is accredited by the China National Accreditation Service for Conformity Assessment (CNAS), recognized both domestically and internationally under the ILAC-MRA framework. It operates in accordance with ISO/IEC 17025, the international standard for testing and calibration laboratories. It provides reliable and traceable testing services for gas detection and alarm products, solenoid valves, and related safety equipment. Test reports issued by the CNAS-accredited laboratory are widely accepted by regulatory authorities, certification bodies, and customers in China and overseas, helping to ensure product quality, safety compliance, and market access.
A history of pioneering technology and trusted safety standards since 2003.
● Established on April 17th, 2003.
● Launched the 1st generation of gas leak alarm & firefighting products.
● Started gas safety valve production.
● Expanding on OEM business.
● Moved to the office building in Longtan industrial park.
● 10 million pcs gas detector sales achieved.
● Moved into Chengdu factory building.
● Completed sales & service network across China.
● Launched the fire power monitoring system products.
● Self-developed IoT platform launched.
● Launched fire automatic alarm, emergency lighting, and evacuation systems.
● Obtained high-tech enterprise certificate.
● Qualified official supplier of China’s top 5 gas suppliers.
● Started Deyang factory construction.
● Established the Petrochemical & International business Division.
● Awarded the title of Sichuan Provincial Technology Center.
● Deyang factory construction completed and operation started.
● Launched urban gas pipeline network monitoring products.
● Launched wireless detection products.
● Launched AI safety valve products.
Analyzing field deployment scenarios and emerging carbon monoxide sensor trends.
Essential for municipal utilities maintenance, underground shafts, sewage networks, and chemical storage tanks where carbon monoxide accumulates rapidly due to poor ventilation.
Blast furnace gases in steel mills contain high percentages of carbon monoxide. Our intrinsically safe portable monitors protect plant operators during maintenance and inspection rounds.
Future trends focus on Bluetooth and LoRaWAN enabled portable gas detectors. These send real-time sensor health reports and live alarm tracking to cloud-based hazard visualization platforms.
Addressing the critical technical evaluation criteria of global procurement specialists.
For industrial safety compliance, we recommend calibrating portable carbon monoxide sensors every six months (semi-annually). In harsh chemical or mining environments with high particulate concentrations or background gases, a quarterly calibration cycle is recommended to mitigate sensitivity drift and maintain measurement accuracy.
Standard carbon monoxide electrochemical sensors exhibit cross-sensitivity to hydrogen gas, which can lead to false positives in charging stations, steel plants, or battery storage rooms. Xinhaosi offers specialty hydrogen-compensated CO sensors that incorporate a dedicated catalytic filter to absorb hydrogen molecules, ensuring accurate CO readings.
Our industrial gas alarms are engineered to comply with rigorous explosion-proof criteria, holding Ex d and Ex ia certifications. Additionally, our processes and core products carry Chinese national fire equipment certifications, CE approvals, and SIL ratings, meeting the import standards of major global trade markets.
Under normal operating conditions, our high-quality electrochemical sensors offer a typical lifespan of 2 to 3 years. The sensor cell is a consumable component, but the main device body is designed to last over a decade. Sensors can be easily replaced and recalibrated inside our CNAS certified lab or on-site using standard calibration kits.
Yes, Xinhaosi offers full OEM/ODM branding, custom firmware parameters, proprietary enclosure designs, and localized language displays. Our experienced engineering team works directly with global safety brands to develop custom-tailored industrial gas detection systems that match regional performance preferences.
Reliable pipeline monitoring, flame detection, and high-performance safety shut-off systems.
