Quick answer: the top-ranked surge protective device manufacturers in China on this list are CHINT (Zhejiang), Zhongguang Lightning Protection (Sichuan) and DELIXI Electric. 3 Chinese manufacturers are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked surge protective device manufacturers
How this list is ranked- 01
CHINT
正泰
- Surge protective devices
- Low-voltage circuit breakers
- Distribution boards
Registered legal entity on file; email and phone published; operating since 1984.
View profile → - 02
Zhongguang Lightning Protection
中光防雷
- Surge protective devices
- Lightning protection products
- Electrical protection solutions
Registered legal entity on file; email and phone published; operating since 1987.
View profile → - 03
DELIXI Electric
德力西电气
- Surge protective devices
- Low-voltage circuit breakers
- Distribution boards
Registered legal entity on file; phone published; operating since 2007.
View profile →
International surge protective device brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
ABB ABB Full profile
Electrification and automation technologies for power and industry.
- Surge protective devices
- MV/LV switchgear
- Circuit breakers
- Distribution boards
- Distribution automation
- Measurement and control
Why it ranks here: registered legal entity on file; email and phone published; operating since 1988.
- INT
CITEL CITEL Full profile
AC/DC surge protective devices / Photovoltaic surge protection / Data and telecom protection.
- AC/DC surge protective devices
- Surge protective devices
- Photovoltaic surge protection
- Data and telecom protection
- RF coaxial protection
- Gas discharge tubes
Why it ranks here: registered legal entity on file; email and phone published.
- INT
Weidmüller Weidmuller魏德米勒 Full profile
Surge protective devices / Industrial connectors / Electrical interfaces.
- Surge protective devices
- Industrial connectors
- Electrical interfaces
- Power and signal connection products
- Industrial digital solutions
Why it ranks here: registered legal entity on file; email and phone published; operating since 1948.
- INT
DEHN DEHN德和盛 Full profile
Surge protective devices / Lightning protection systems / Earthing products.
- Surge protective devices
- Lightning protection systems
- Earthing products
- Electrical safety equipment
Why it ranks here: registered legal entity on file; email and phone published.
- INT
Phoenix Contact 菲尼克斯电气 Full profile
Surge protective devices / Terminal blocks / Electrical connectors.
- Surge protective devices
- Terminal blocks
- Electrical connectors
- Electronic interfaces
- Industrial automation systems
Why it ranks here: registered legal entity on file; email and phone published; operating since 1923.
- INT
Schneider Electric 施耐德电气 Full profile
Energy management, electrification and industrial automation.
- Surge protective devices
- Switchgear
- Circuit breakers
- Distribution boards
- Industrial automation
- Energy management systems
Why it ranks here: registered legal entity on file; phone published; operating since 1836.
- INT
OBO Bettermann OBO欧宝
Registered as 欧宝电气(深圳)有限公司 in 2005.
- Surge protective devices
- Lightning protection products
- Electrical installation systems
Why it ranks here: registered legal entity on file; email and phone published; operating since 1911.
What is a surge protective device (SPD)?
A surge protective device limits transient overvoltages in low-voltage installations, protecting equipment from lightning and switching surges. SPDs are classified as Type 1, 2 or 3 by where they are installed.
What buyers compare
- Type 1, 2 or 3
- Maximum continuous voltage (Uc)
- Discharge current (In, Imax, Iimp)
- Voltage protection level (Up)
- Standard: IEC 61643-11
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | CHINT正泰 | Zhejiang | 1984 | CHINT Group Co., Ltd. |
| 02 | Zhongguang Lightning Protection中光防雷 | Sichuan | 1987 | Sichuan Zhongguang Lightning Protection Technologies Co., Ltd. |
| 03 | DELIXI Electric德力西电气 | — | 2007 | DELIXI Electric Co., Ltd. |
Frequently asked questions
How many surge protective devices manufacturers and suppliers in China are listed here?
10 companies are listed for surge protective devices (浪涌保护器). 3 Chinese manufacturers have full profiles and are ranked; 7 international brands with China operations are listed separately.
Where are China's surge protective devices manufacturers located?
Among profiled companies: Shanghai (3), Beijing (2), Zhejiang (1), Sichuan (1), Guangdong (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 10 have an official website and 8 publish an email address.