Explore our core engineering portfolio of controllers, flame detectors, solenoid safety valves, and specialized field monitoring devices certified to global safety directives.
In modern industrial landscapes, Carbon Monoxide (CO) represents one of the most critical silent hazards. Often referred to as the "silent killer" due to its colorless, odorless, and tasteless characteristics, carbon monoxide exposure is responsible for thousands of occupational illnesses and deaths globally every year. In confined spaces, chemical processing units, metallurgy factories, and municipal utility tunnels, real-time exposure profiling is not just a regulatory checkmark—it is a baseline survival parameter.
Globally, industrial regulatory bodies such as OSHA, NIOSH, and EU-OSHA have progressively reduced the permissible exposure limit (PEL) for CO. In many jurisdictions, the PEL has been set at 50 ppm averaged over an 8-hour work shift, with immediate action levels as low as 25 ppm. Because gas concentrations fluctuate rapidly depending on ventilation dynamics and equipment integrity, fixed detection arrays must be supplemented by personal, portable CO monitoring devices. These compact, wearable units ensure that individual workers carry a continuous, localized safety zone wherever their duties lead them.
As industrial automation and IoT ecosystem standards mature, B2B procurement is undergoing a paradigm shift. Industrial operations no longer seek isolated, passive detectors. The modern standard demands intelligent, networked, and ruggedized portable platforms that integrate seamlessly with central emergency response systems, utilizing field buses, wireless links, and cloud diagnostic dashboards.
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 built a robust and comprehensive production and service system.
At Xinhaosi, our production ecosystem integrates cutting-edge R&D, intelligent manufacturing with advanced automation equipment, digital marketing across global channels, and professional after-sales support managed by our experienced technical team. We operate a CNAS-accredited calibration laboratory that guarantees conformity to international regulatory systems, ensuring our partners receive traceably calibrated safety hardware.
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, 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.
Portable carbon monoxide detectors are not singular tools, but vital safety components operating across specialized industrial and municipal domains.
Urban underground infrastructure—such as telecom conduits, wastewater treatment facilities, and electrical vaults—is notoriously susceptible to CO accumulation from nearby subterranean combustion sources or organic matter decomposition. Under safety protocol certifications such as EN 50073 and OSHA 1910.146, workers are required to perform pre-entry testing and continuously monitor the breathing zone with wearable portable gas detectors during operations.
In chemical manufacturing environments, process gas streams often contain significant partial pressures of carbon monoxide. Wearable detectors equipped with high-resolution electrochemical sensors provide local security alerts, isolating localized leak plumes before they spread across the facility. IP67/IP68 ingress protection and intrinsically safe explosion-proof housings (ATEX/IECEx) are mandatory to endure these corrosive, high-humidity offshore and onshore setups.
Blast furnaces and coking operations release massive amounts of carbon monoxide as byproducts of chemical reduction. Portable CO monitors act as primary personal protective equipment (PPE) for blast furnace maintenance technicians, generating acoustic, visual, and haptic (vibration) warnings that pierce high-decibel industrial noise floors.
Reliable gas safety hardware relies on robust science, continuous testing, and verified regulatory standards.
Adhering to ISO9001 quality management system standards, Xinhaosi's core products have obtained a full range of authoritative certifications, including National Compulsory Product Certification (3C), explosion-proof certification, fire product certification, CPA measurement instrument type approval certificate, and international approvals such as CE and SIL. Additionally, Xinhaosi has been recognized as a "National Quality Integrity Benchmark Enterprise" and a "National Quality Leading Enterprise in the Gas Alarm Industry," while serving as a main drafting organization for the national standard of solenoid valves.
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.
Our in-house calibration laboratory is accredited by the China National Accreditation Service for Conformity Assessment (CNAS), recognized both domestically and internationally under the ILAC-MRA framework. Operating under ISO/IEC 17025, it provides reliable and traceable testing services for gas detection systems, solenoid valves, and safety equipment, ensuring that overseas and domestic projects meet all regional compliance requirements.
In an era characterized by global supply chain volatility, B2B procurement professionals require predictable timelines and robust manufacturing capacity. Our production hubs in Chengdu and Deyang, Sichuan, represent a blueprint for resilient manufacturing. By integrating raw material sourcing, automated SMT (Surface Mount Technology) assembly, and robotic sensor calibration systems under one unified operations framework, we minimize dependencies on third-party suppliers and eliminate delivery bottlenecks.
Key advantages of our supply chain integration include:
1. Vertical Manufacturing Capabilities: From injection molding of rugged enclosures to assembly of SMT boards and CNC machining of copper solenoid valves, we maintain end-to-end control. This guarantees tight tolerance controls and accelerates lead times for bulk OEM/ODM requests.
2. Redundant Global Freight Routes: Leveraging Chengdu's position as a major logistics hub connected directly to European rail corridors and maritime shipping hubs, we offer highly optimized shipping options that mitigate global logistics risks.
3. Advanced Cost Amortization: Our massive annual production scale allows us to negotiate bulk material pricing and pass these cost efficiencies directly to our clients, ensuring competitive prices without sacrificing quality.
Trace our history from a specialized local startup to an international provider of gas detection infrastructure and industrial solenoid valves.
The industrial landscape requires smart, adaptive safety solutions. Our technological roadmap defines the future of personal gas protection.
Traditional portable units operated as isolated safety devices. Our newest models integrate wireless mesh modules (using Bluetooth, LoRaWAN, and 5G NB-IoT). When a worker detects gas, their device automatically broadcasts alarms to nearby workers and sends real-time coordinates to safety management dashboards.
To reduce equipment footprint, we are developing sub-miniature multi-gas platforms. Using advanced MEMS technology, a single wearable device can monitor CO, H2S, O2, and combustible gases simultaneously without increasing power consumption.
Our cloud-integrated gas systems analyze sensor performance over time to predict calibration drift. By identifying sensor degradation early, we help companies schedule maintenance proactively, reducing unplanned downtime and enhancing safety compliance.
Deploying gas safety systems globally requires absolute compliance with local regulations and expert technical support.
Every region maintains distinct regulatory requirements for gas monitoring systems. Whether you require ATEX/IECEx certifications for explosive environments in Europe, UL/CSA compliance for North America, or local metrology approvals in Asia, Xinhaosi ensures our safety solutions are fully certified and ready for deployment.
We work closely with global distribution partners to provide technical assistance, customized calibration services, and rapid replacement parts. Our network guarantees that your facility remains compliant with local environmental laws, occupational health mandates, and insurance requirements, minimizing liability and protecting your workforce.
Find answers to common questions about portable carbon monoxide detectors, compliance standards, and manufacturing services.
Our gas detection products and manufacturing systems are certified to key international standards, including CE, SIL, ISO9001, China National Compulsory Product Certification (3C), and CPA metrology type approvals. Our in-house calibration lab is CNAS accredited under ISO/IEC 17025.
Yes. Xinhaosi provides comprehensive B2B OEM and ODM services. We offer custom enclosures, integrated circuit modifications, private labeling, custom calibration configurations, and tailored firmware development to align with your market needs.
To comply with occupational safety rules, personal gas detectors should undergo routine testing before use and be calibrated every 6 to 12 months. Our CNAS-accredited laboratory issues traceable calibration certificates to verify device accuracy.
Standard product configurations ship within 2 to 4 weeks. High-volume customized OEM/ODM projects typically take 6 to 8 weeks, depending on design approval and component sourcing. Our factories in Chengdu and Deyang ensure consistent production schedules.
Review our extended range of gas detector controllers, explosion-proof monitors, and specialized solenoid safety valves.
