Carbon monoxide (CO) remains one of the most hazardous invisible threats in industrial, commercial, and residential environments. Often dubbed the "silent killer," this colorless, odorless, and tasteless gas interferes directly with oxygen distribution in human carboxyhemoglobin pathways. Achieving zero-tolerance safety levels requires reliable detection technology. As a pioneer in the gas safety sector, our manufacturing systems produce advanced portable carbon monoxide alarms engineered for rapid response times, mechanical durability, and long-term electrochemical stability.
Whether you are sourcing portable monitoring equipment for municipal construction, mining shafts, industrial furnace management, or large-scale residential distribution, aligning with a verified global factory assures conformity with regional compliance regulations. We combine ISO9001 certified procedures with direct R&D innovation to deliver calibrated units ready for harsh operating environments.
Our systems are engineered around strict performance parameters to ensure reliable operation under stress:
Explore our top-tier industrial controllers, combustible gas detectors, and automation hardware built for global distribution.
Strategic supply chain solutions addressing international sourcing requirements, compliance audits, and fleet management.
Enterprise-level procurement departments require more than just hardware; they demand reliable production pipelines. Our team manages municipal and commercial tenders by providing full traceability documentation, localized sensor calibration, and bulk custom packaging. We supply equipment that matches requirements for municipal utility workers, warehouse managers, and property compliance contracts.
To capture local markets, safety distributors require distinct housing designs, specific alarm sound limits, private label casing, and customized digital firmware. Operating our own injection-molding, calibration, and surface-mount technology (SMT) departments allows us to configure alarm thresholds to match regional regulations, including EN 50291 (Europe) and UL 2034 (US).
We minimize the Total Cost of Ownership (TCO) by manufacturing long-life sensor elements that reduce routine maintenance requirements. With optimized power conservation electronics, our portable CO gas safety detectors run longer on single batteries, lowering replacements, calibration technician hours, and shipping overheads for our distribution partners.
Deploying robust, multi-layer monitoring systems across hazardous processing, residential networks, and municipal utilities.
In chemical reactors, subterranean vaults, and deep mining tunnels, carbon monoxide can collect rapidly without warning. Our portable CO detectors are engineered for use in confined spaces, allowing industrial personnel to execute pre-entry checkups and maintain active monitoring throughout their shifts. The heavy-duty structural casings guard against physical impact and water damage.
For engineers diagnosing boiler rooms, industrial heaters, and HVAC ductwork, a portable CO monitor functions as a critical diagnostics device. Real-time gas density fluctuations are immediately displayed in parts per million (PPM), allowing technicians to identify structural leaks, cracked heat exchangers, or incomplete combustion issues before they pose a hazard.
Modern security environments require interconnected monitoring ecosystems. Our advanced portable safety alarms feature Bluetooth and LoRa communication modules, enabling gas monitoring data to upload directly to local site gateways. This allows offsite safety managers to receive immediate warning alerts if field staff encounter high levels of hazardous gases.
Innovating the future of solid-state, electrochemical, and micro-electromechanical (MEMS) gas sensing technology.
Integrating microprocessors programmed with real-time temperature and humidity drift algorithms. This architecture balances baseline readings, reducing false alarms in hot industrial settings and cold high-altitude storage areas.
Transitioning to advanced micro-electromechanical systems (MEMS) sensing chips. These components reduce energy consumption, extending battery operation up to two years without requiring a recharge, lowering device profiles.
Building multi-sensor blocks combining electrochemical carbon monoxide sensors with solid-state combustible detectors. The onboard machine learning algorithms analyze gas curves, identifying risks and ignoring common interference gases.
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.
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.
From a safety pioneer to an international provider of gas detection technologies.
● Established on April 17th, 2003, beginning R&D in gas protection and safety systems.
● Launched the 1st generation of gas leak alarm and fire fighting products, catering to early domestic residential construction projects.
● Started gas safety solenoid valve production line, integrating physical shut-off capabilities with sensor signals.
● Expanding the OEM business, establishing supply agreements with domestic utility providers.
● Moved to the corporate office building in Longtan Industrial Park to host expanded engineering departments.
● Achieved a landmark milestone of 10 million units in gas detector cumulative sales.
● Moved operations into the dedicated Chengdu factory building.
● Completed a sales and service network across China, supporting national infrastructure distribution.
● Launched the fire power monitoring system line of safety hardware.
● Self-developed IoT safety monitoring cloud platform launched, allowing remote dashboard access.
● Launched fire automatic alarm, emergency lighting, and evacuation systems.
● Obtained the national high-tech enterprise certificate.
● Qualified as an official supplier of China’s top 5 gas suppliers, reinforcing our B2B market position.
● Started Deyang factory construction to increase production capacities.
● Established the Petrochemical and International Business Divisions to manage global distribution pipelines.
● Awarded the title of Sichuan Provincial Technology Center, honoring advanced material research.
● Deyang factory construction completed and operations started.
● Launched urban gas pipeline network monitoring products, using low-power IoT telemetry.
● Launched wireless gas detection products.
● Launched AI-enabled safety valve products featuring automated diagnostics.
Deploying portable carbon monoxide monitors globally requires strict adherence to localized safety frameworks and verification rules.
For European Union distribution, carbon monoxide detectors must meet the EN 50291 standard, which outlines response delays based on parts-per-million exposure. Our manufacturing processes calibrate detectors to ensure they trigger according to EN requirements: within 120 minutes at 50 ppm, 40 minutes at 100 ppm, and under 3 minutes at 300 ppm.
Compliance with UL 2034 is standard for commercial and residential applications in the United States and Canada. This standard regulates performance requirements to limit false alarms from temporary, non-lethal CO spikes. We calibrate sensor algorithms to meet these conditions while ensuring reliable alerts when real hazards develop.
Portable CO alarms designed for petrochemical or mining environments are built to meet ATEX (Europe) and IECEx (International) certifications. By housing our circuits in spark-resistant casings and limiting dynamic electrical energy paths, the devices are safe for use in Group II hazardous zones.
Clear answers to common questions about calibration, sensor engineering, and B2B orders.
Our specialized product selection includes fire detection systems, explosion-proof units, and line regulators.
