Top 10 Switching Power Supply Manufacturers in Shanghai, China

1. Changsha Hangte Electronic Technology Co., Ltd.

Changsha Hangte Electronic Technology Co., Ltd. delivers a comprehensive lineup of switching Led power supply designed to support industrial automation, communication systems, LED lighting, and equipment that demands stable power performance. Their products are celebrated for their high conversion efficiency, reliable voltage regulation, and integrated protection features, such as overcurrent, overvoltage, and short‑circuit safeguards, which help protect both the power supply itself and the connected equipment. Additionally, Hangte's power supplies are engineered with compact form factors that facilitate easier integration into control cabinets and production lines, yet without any compromise in capability or durability. As a result, clients can count on long service life and dependable performance even in tough industrial environments where consistency matters most.

Founded with a focus on quality and innovation, Hangte has steadily expanded its reach within the power electronics market by offering tailored solutions alongside standard models. The company's expertise extends from AC‑DC switching modules to custom power systems built to client specifications, demonstrating strong engineering capability and flexibility. Furthermore, Hangte emphasizes rigorous quality control and aligns its manufacturing with international standards, helping clients – both domestic and international – gain peace of mind with every order. Therefore, businesses seeking a partner with deep technical understanding, dependable delivery, and a willingness to adapt products to specific use cases will find Hangte an excellent choice. Their blend of practical engineering and responsive service sets them apart in a crowded field, making them a compelling first choice for modern power supply needs.

Address: No.128 Quanzhou North Road, Jinzhou Town, Ningxiang City, Hunan Province, China

2. Shanghai Hengfu Electronics Co., Ltd.

Shanghai Hengfu Electronics Co., Ltd. has built a strong reputation in the field of switching Led driver and power supply solutions by focusing on flexible, high‑performance power supplies suited for industrial control, laser equipment, and rail systems. Their switching power supplies are designed to combine compact design with robust electrical characteristics, enabling stable output under varying input conditions. Moreover, the company's products are equipped with superior thermal design and protective features that maintain consistent operation even during continuous demanding applications. This balance of reliability and performance has made Hengfu a trusted supplier for sectors that cannot compromise on power quality and consistency.

Because it was established in 1992 and has accumulated decades of experience in research and development, Hengfu stands out for its extensive product range that spans from low‑wattage units to industrial‑grade power systems. With ISO9001 certification and numerous international approvals such as UL, CE, and CCC, their components are built to satisfy global standards while supporting local manufacturing needs in Shanghai and beyond. Additionally, Hengfu continuously invests in new product development, enabling clients to benefit from enhanced efficiency and tailored power solutions. Therefore, companies looking for both traditional and cutting‑edge power supply technology can trust Hengfu's ability to deliver quality products backed by years of industry expertise. Their blend of innovation, certification compliance, and dedicated customer support speaks volumes about their commitment to excellence.

Address: No. 258, Xinjia Road, Songjiang District, Shanghai, China

3. Shanghai ShenRui Electric Co., Ltd.

Shanghai ShenRui Electric Co., Ltd. is a forward‑looking enterprise that focuses on switching Led driver power supply , motion control systems, and energy solutions tailored to Industry 4.0 technologies. Their switching power supply products feature high efficiency, digital control, and smart protection capabilities, fulfilling the needs of advanced industrial applications such as automated manufacturing, robotics, and new energy systems. Moreover, the company integrates modern digital technologies into its power supplies, enabling real‑time monitoring and improved response to dynamic load conditions.

Since its founding in 2014, ShenRui has rapidly grown into a national high‑tech enterprise, supported by R&D centers in Shanghai and other strategic locations, as well as multiple production bases. The company's commitment to innovation is evident in its expansive portfolio of power electronics that converge efficient performance with advanced engineering design. Therefore, clients benefit from products that not only meet current industry standards but are also aligned with emerging trends in intelligent power systems. Furthermore, ShenRui's global footprint and investments in research and development help ensure that customers receive state‑of‑the‑art technologies with reliable after‑sales support. Businesses looking to incorporate next‑generation power supplies into their systems will find ShenRui a compelling partner for long‑term collaboration.

Address: 4 & 5th Floor, Building 1, No. 3000 Yixian Road, Baoshan District, Shanghai, China

4. Shanghai Fonchuang Industrial Co., Ltd.

Shanghai Fonchuang Industrial Co., Ltd. is a homegrown brand that has steadily earned recognition for its value‑engineered switching power supplies and power filtration products, which are well suited for industrial automation and commercial electrical systems. Their switching power supplies offer stable voltage output, excellent component quality, and built‑in monitoring and protection functions, which make them dependable for continuous operation. Additionally, the company ensures careful selection of core components, such as international‑standard fuses and capacitors, enhancing performance reliability over long service cycles. This design focus results in power supplies that deliver strong performance at competitive price points.

Since its establishment in 2010, Fonchuang has grown into a national high‑tech enterprise committed to integrating R&D, production, sales, and service into a cohesive system. Their “Fengyun” branded power products reflect years of industry insight and practical design experience, helping clients tackle diverse application needs with confidence. Furthermore, Fonchuang's professional technical team collaborates closely with customers to tailor solutions that align with specific operational requirements, enhancing both performance and system compatibility. Therefore, businesses seeking flexible power solutions from a responsive manufacturer will appreciate Fonchuang's balance of technical strength and practical service. Their combination of product reliability and ongoing support demonstrates a commitment to client success.

Address: No. 168, Jiugan Road, Songjiang District, Shanghai, China

5. Shanghai Sunway Electronics Technologies Co., Ltd.

Shanghai Sunway Electronics Technologies Co., Ltd. specializes in the research, development, and manufacture of switching power supplies that deliver flexible configurations and stable power delivery across multiple application environments. Their portfolio includes AC‑DC, DC‑AC, and DC‑DC power supplies, encompassing a range of power levels and formats for industrial, communications, and automation uses. What distinguishes Sunway products is their emphasis on adaptability, from modular power solutions to customized internal components tailored to meet unique client specifications. As a result, customers can deploy switching supplies that are precisely aligned with their system demands.

The company's foundation in Shanghai and integration into global power supply networks illustrate its commitment to providing broad technical capability and international reach. Sunway has developed over 300 power supply models, reflecting both breadth and depth in the switching power domain. This extensive range enables businesses to select solutions that match performance requirements, installation constraints, and budget parameters without sacrificing quality. Therefore, manufacturers seeking versatile, application‑focused switching power supplies will find Sunway's product portfolio appealing. Their dedication to customer‑centric design and scalable solutions makes them noteworthy in the Shanghai power supply ecosystem.

Address: B602‑61, No.23 Binle Road, Maogang Town, Songjiang District, Shanghai, China

6. Shanghai Sunway Electronics Technologies Co., Ltd.

Another prominent name in the Shanghai switching power sector is Cosel's Shanghai affiliate, which brings decades of expertise in AC‑DC and DC‑DC switch mode power supplies to the local market. Cosel products are particularly recognized for their high efficiency, low failure rates, and compliance with stringent safety standards, including IEC60601‑1 medical certification for specific medical and industrial applications. These switching power supplies are engineered to deliver clean, regulated power with minimal electromagnetic interference, making them suitable for precision electronics and critical systems.

Although Cosel traces its origins to Japanese engineering excellence with over 50 years of experience in power electronics, its Shanghai operations ensure local availability and enhanced customer support. Clients choosing Cosel's products can expect long‑term reliability backed by globally proven designs and rigorous manufacturing testing. Moreover, the company's strong emphasis on safety and quality control makes it particularly suitable for sectors where risk reduction and consistency are top priorities. Therefore, businesses requiring industrial‑grade switching power supplies with advanced certifications and performance assurance will find Cosel's offerings compelling.

Address: Shanghai, China

7. Shanghai Zhixuan Electronic Technology Co., Ltd.

Shanghai Zhixuan Electronic Technology Co., Ltd. manufactures a diverse range of switching power supplies that emphasize versatility, robust output, and thermal stability, making them suitable for industrial control systems, communication networks, and LED application environments. Their product designs often include optimized PCB layouts and quality power components to ensure efficient energy conversion and long‑term operational stability. Consequently, customers benefit from dependable products that can withstand varied operating conditions without performance degradation.

The company's grounding in Shanghai reflects its commitment to serving both local and international clients through efficient manufacturing and technical support. Zhixuan's engineering team works closely with customers to understand their technical requirements and deliver tailored solutions that integrate seamlessly with broader system designs. Furthermore, their focus on quality control strengthens product reliability, enhancing confidence in deployment across complex electrical systems. Therefore, enterprises seeking a competent power supply manufacturer with strong product stability and customization capabilities will find Zhixuan to be a valuable partner. Their balance of performance and customer focus sets them apart in the competitive Shanghai market.

Address: No. 77 Industrial Road, Songjiang District, Shanghai, China

8. Shanghai Energy Electronic Technology Co., Ltd.

Shanghai Energy Electronic Technology Co., Ltd. specializes in high‑voltage and standard switching power supplies designed for laboratories, industrial machinery, and telecom systems where stable, high‑precision power delivery is essential. Their power supplies incorporate advanced electronic components and sophisticated control systems that maintain consistent output across demanding conditions. Moreover, these products are engineered to meet rigorous safety and performance standards, ensuring reliable operation in sensitive and high‑risk environments.

Founded to serve the growing demand for reliable power solutions, Shanghai Energy has invested in advanced manufacturing capabilities and robust quality assurance procedures. Their solutions are tailored to support diverse industry segments, including medical equipment, communications, and scientific research, where power integrity is critical. Furthermore, the company's customization services enable clients to acquire power supplies specifically engineered to meet unique technical specifications. Therefore, businesses that require precision power delivery with strong performance assurance will find great value in Shanghai Energy's offerings. Their combination of industry focus and technical depth makes them a standout choice for specialized power supply needs.

Address: No. 2078 Huqingping Highway, Qingpu District, Shanghai, China

9. Shanghai Qius Electronic Technology Co., Ltd.

Shanghai Qius Electronic Technology Co., Ltd. serves as one of the major local distributors and technical partners for Mean Well switching power supplies, a globally recognized manufacturer of standard AC‑DC supplies, DC‑DC converters, and related power products. Through this collaboration, Qius ensures that clients in Shanghai have ready access to an extensive portfolio of high‑quality power solutions with stable performance, broad input ranges, and industry certifications. Their emphasis on swift delivery, custom cable and connector options, and local technical support makes them especially valuable for clients with tight project timelines or specialized configuration needs.

Furthermore, Qius's close partnership with Mean Well enables them to provide not only products but also expert guidance on system integration and product selection. As Mean Well is known worldwide for reliable switching power supplies applicable in automation, lighting, medical processes, and instrumentation, Qius represents an excellent local gateway to these globally trusted solutions. Therefore, businesses seeking internationally certified products backed by responsive regional support will find Qius's offerings particularly compelling. Their combination of local service and premium product lines enhances value for regional clients.

Address: 6F Shiye Building, No. 716 Pingliang Road, Shanghai, China

10. Shanghai Shushang Co., Ltd.

Shanghai Shushang Co., Ltd. supplies a wide range of switching power supplies alongside other industrial electrical products such as connectors, relays, and switchgear. Their power supplies are designed to offer stable output, dependable safety mechanisms, and adaptability for automation, machine control, and integrated electrical systems. By integrating advanced manufacturing practices with rigorous quality checks, Shushang provides products that support both standard and customized power supply requirements.

Although their portfolio extends beyond power supplies alone, Shushang's commitment to product quality and technical integration makes them a reliable partner for clients requiring comprehensive electrical solutions. Their ability to coordinate power supplies with supporting electrical hardware enhances system cohesiveness and simplifies procurement. Moreover, their certification to ISO9001 and related quality standards further reinforces confidence in their manufacturing process. Therefore, companies looking for a full‑service electrical component partner, with switching power supply expertise included, will find value in Shushang's offerings. Their breadth of product support and disciplined quality approach contribute to their appeal.

Address: Room 1, No. 307 Fangde Road, Jiading District, Shanghai, China