Explore our elite collection of engineered distribution boxes, outdoor weather-proof cabinets, and intelligent industrial power solutions.





Backed by decades of engineering expertise and rigorous compliance standards, we anchor global electrical infrastructure.
Hangzhou SN Electrical Co., Ltd. is a professional power distribution box manufacturer specializing in low-voltage electrical distribution systems, industrial power management equipment, and smart electrical solutions. Established in 2011, the company is located in Hangzhou, Zhejiang Province, China, benefiting from a strong industrial ecosystem and convenient international transportation networks.
With a manufacturing facility covering over 18,000 square meters and a workforce of more than 250 employees, SN Electrical integrates product design, sheet metal fabrication, assembly, testing, and quality control into a comprehensive production system. The company operates advanced manufacturing equipment and rigorous inspection procedures to ensure product reliability, safety, and compliance with international electrical standards.
E-E-A-T Excellence: Our manufacturing facility utilizes automated CNC laser cutting, precision bending machines, and automated electrostatic spraying lines. Every power system component undergoes strict dielectric strength testing, IP ingress protection verification, and thermal rise assessments before dispatch.
Analyzing the technological transformation, green energy integration, and smart grid automation driving modern electrical distribution.
Global demand for uninterrupted power supply and decentralized energy storage has elevated the role of high-integrity power system components. Facilities require modular, scalable distribution enclosures capable of mitigating electrical faults instantly.
Modern distribution cabinets are evolving from passive metal enclosures into intelligent nodes. Integrated IoT sensors monitor internal temperature, humidity, leakage currents, and load parameters in real-time to predictive maintenance models.
With the exponential growth of rooftop solar PV, EV charging stations, and wind microgrids, robust IP65/IP67 waterproof junction boxes and DC distribution columns are vital for ensuring long-term outdoor operational safety.
SN Electrical offers a wide range of electrical distribution products, including low-voltage power distribution boxes, industrial distribution panels, electrical enclosures, meter boxes, control cabinets, waterproof distribution boxes, outdoor electrical cabinets, and customized power management systems. The company continuously invests in product innovation, intelligent monitoring technologies, and energy-efficient electrical solutions to meet the evolving requirements of industrial, commercial, infrastructure, renewable energy, and utility projects.
As an experienced OEM and ODM partner, SN Electrical provides customized engineering services, enclosure design, component integration, private labeling, and project-based manufacturing solutions for customers worldwide. Its products are exported to Europe, North America, South America, Southeast Asia, the Middle East, and Africa.
Discover our high-frequency UPS cabinets, smart home distribution hubs, and corrosion-resistant stainless steel solutions.






A visual tour of our advanced production lines, precision testing labs, and high-capacity assembly floors.








Expert insights regarding our manufacturing capabilities, quality certifications, and custom engineering services.
All products manufactured by Hangzhou SN Electrical Co., Ltd. comply with rigorous international standards including CE, RoHS, ISO9001, and relevant IEC specifications. Our outdoor enclosures feature IP65 and IP67 ingress protection ratings to guarantee exceptional performance in harsh environments.
Yes. As a leading manufacturer, we specialize in comprehensive OEM and ODM solutions. We provide custom sheet metal fabrication, specialized enclosure dimensions, internal component integration, and private branding tailored to your project specifications.
Standard production lead times range between 15 to 30 days depending on order volume, customization complexity, and raw material availability. Our 18,000+ square meter facility enables high-throughput manufacturing to meet strict delivery deadlines.
Our products are trusted and exported worldwide, serving industrial, commercial, and utility infrastructure projects across Europe, North America, South America, Southeast Asia, the Middle East, and Africa.
Committed to quality, innovation, and customer satisfaction, Hangzhou SN Electrical Co., Ltd. focuses on delivering dependable power distribution solutions that enhance electrical safety, operational efficiency, and long-term system performance. Through continuous technological development and manufacturing excellence, the company supports customers in building reliable and efficient electrical infrastructure across global markets.