Industrial grade solenoid systems and safety monitors engineered for high performance environments.
Power solenoids serve as the critical interface between electronic controller outputs and physical mechanical systems. Globally, the demand for precision electromagnetic actuation is rising due to the rapid growth of smart factories, automated oil and gas transportation networks, and modern domestic safety grids. Today, high-performance power solenoids must operating under extreme environmental fluctuations, maintain a 100% duty cycle, and withstand volatile conditions without mechanical failure.
In heavy industrial contexts, power solenoids actuate process safety valves, hydraulic control blocks, and heavy gas piping networks. Emerging industrial guidelines require solenoids to conform to international electrical safety regulations such as IECEx, ATEX, and SIL (Safety Integrity Level) ratings. As modern systems shift toward energy efficiency and IoT connectivity, manufacturers must integrate low-power holding currents, fast-response armatures, and smart digital feedback mechanisms directly into the solenoid assembly.
Establishing benchmarks in automated production, R&D excellence, and global service.
Chengdu Factory & Office
Deyang Factory
Founded in 2003, Xinhaosi stands as one of the most influential and trusted brands in the global gas safety and electromagnetic valve industries. Over the past two decades, we have built a robust and comprehensive production and service system. This ecosystem 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, and CNAS-Accredited laboratory calibration services that meet strict 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 solutions are 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 safety valves and sensors, including oil & gas exploration, petrochemicals, urban gas distribution, automotive manufacturing, pharmaceuticals, new energy, steel production, and beverage processing.
Guided by our core mission of "Making Gas Safety Accessible Everywhere," we deliver high-performance, reliable products and customized systems tailored to each client's unique needs. Every item we manufacture undergoes rigorous quality control tests, backed by our professional technical team, to safeguard industrial workplaces and residential environments globally.
How the Chengdu & Deyang industrial hubs optimize cost, throughput, and product durability.
The manufacturing capabilities of Xinhaosi are distributed across two advanced facilities: the established Chengdu Factory & Office and the recently completed, highly automated Deyang Factory. By focusing production across these centers, we leverage China's massive industrial supply chain network while enforcing strict internal quality benchmarks. This dual-factory configuration enables high-throughput production without sacrificing precision machining standards.
Our automated production processes guarantee high consistency in coil winding, magnetic armature sizing, and spring calibration. When manufacturing power solenoids, precision is critical: minor discrepancies in coil turns or wire insulation can lead to premature failure or reduced magnetic flux density. Our production lines feature inline automatic optical inspection (AOI) and electronic testing matrices. These systems confirm the resistance, inductance, and insulation integrity of each electromagnetic assembly before encapsulation.
This streamlined supply chain allows us to maintain stable lead times and cost-effective pricing for international buyers. Because we produce our components in-house—including precision housings, valve bodies, and safety sensing modules—we can easily scale production to meet large volume orders. This manufacturing model offers overseas clients a compelling balance of high product reliability, standardized certifications, and low capital expenditures.
Certified performance backed by intellectual property and advanced testing standards.
Adhering to ISO9001 quality management system standards, our core products hold key certifications including national compulsory Product Certification (CCC), explosion-proof certifications, fire product certification, CPA measurement instrument type approval, CE, and Safety Integrity Level (SIL) ratings.
Our in-house laboratory is accredited by the China National Accreditation Service (CNAS) and recognized internationally under the ILAC-MRA framework. Operating in compliance with ISO/IEC 17025, it provides traceable calibration and rigorous environmental chamber stress testing for every solenoid and sensor model.
With 50+ patents, we have developed advanced technologies including flow-monitoring solenoid systems and graphical network software. This tech allows for predictive maintenance based on historical operating data, reducing overall equipment failure rates by more than 30%.
Designed for reliability across harsh environments, commercial installations, and homes.
High-pressure, explosion-proof solenoid valves control process flow loops, emergency isolation points, and offshore drilling safety manifolds. They are designed to operate reliably under extreme temperature and pressure shifts.
Integrated with wireless intelligent terminals, these solenoids act as quick-shutoff safety devices for high-volume pipelines. They shut off instantly when leak detectors send an overcurrent trigger signal.
Compact, low-power pulse solenoid valves link directly with residential gas sensors, instantly isolating the main gas feed when a hazard is detected to protect families.
More than two decades of technological progress and infrastructure expansion.
Established on April 17th, 2003. Xinhaosi launched its first generation of gas leak alarm and fire fighting equipment, establishing our presence in China's emerging industrial safety market.
Initiated dedicated production of gas safety valves and expanded our OEM services. We moved to our custom office facility in the Longtan Industrial Park to support rising demand.
Achieved a milestone of 10 million cumulative gas detector sales. We relocated to our central Chengdu manufacturing facility and launched our fire power monitoring system line.
Launched our self-developed IoT safety monitoring platform. We introduced integrated automatic fire alarm, emergency lighting, and evacuation systems while qualifying as a supplier for China's top 5 gas groups.
Began construction of the Deyang Factory to increase production capacity. We created our Petrochemical & International Business Division and were recognized as a Sichuan Provincial Technology Center.
Completed and commissioned the Deyang Factory. We introduced our latest urban gas network monitoring products, wireless systems, and smart AI safety valve lines.
Key technical specifications that procurement officers should evaluate.
When sourcing power solenoids for industrial applications, procurement officers must look beyond purchase cost to evaluate total cost of ownership (TCO) and system compatibility. To ensure reliability, pay close attention to these parameters:
By leveraging Xinhaosi's design and manufacturing services, clients can customize housing materials, coil electrical configurations, connection ports, and flow capacities. This flexibility helps optimize system performance and reduce compatibility issues.
Answers to common questions from systems engineers and procurement managers.
Pulse-triggered (latching) solenoids require only a brief electrical pulse to switch states (open or close) and use permanent magnets to hold that state without drawing power. This minimizes heat generation, saves energy, and ensures the valve remains in its safe state during power failures. In contrast, continuous-duty models draw power constantly to maintain their open or closed position, generating heat and requiring more electrical energy.
SIL certification (typically SIL 2 or SIL 3) measures a system's safety performance and probability of failure on demand (PFD). For solenoid valves used in emergency shutdowns, a SIL rating ensures the device has undergone testing to verify it will actuate reliably when a safety limit is breached. This compliance is essential for risk reduction in high-hazard industrial settings like petrochemical plants.
Our smart safety valves feature sensors that monitor parameters like flow rates, pressure drops, and electrical current in real time. Built-in algorithms analyze this data to detect wear, spring fatigue, or pipe blockages early, enabling predictive maintenance. This shift from reactive maintenance helps reduce overall plant downtime by up to 30%.
CNAS accreditation validates that our laboratory calibration and testing methods meet ISO/IEC 17025 standards. Testing reports are recognized globally under the ILAC-MRA framework, guaranteeing that our environmental stress tests, leak checks, and electrical tests conform to international safety regulations.
Yes. Through our OEM/ODM services, we can configure solenoids for non-standard voltages (AC or DC) and supply valve bodies in materials like stainless steel (304/316) or brass, paired with custom sealing materials (PTFE, Viton, or NBR) to handle corrosive gases or liquids.
Additional safety equipment, wireless terminals, and flame sensors from our factories.
