Quick answer: the top-ranked industrial plug manufacturers in China on this list are BULL (Zhejiang), CHINT (Zhejiang) and DELIXI Electric. 5 Chinese manufacturers are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked industrial plug manufacturers
How this list is ranked- 01
BULL
公牛BULL
- Miniature circuit breakers
- Residual-current protection
- Extension sockets
Registered legal entity on file; email and phone published; operating since 1995.
View profile → - 02
CHINT
正泰
- Low-voltage circuit breakers
- Distribution boards
- Electrical control products
Registered legal entity on file; email and phone published; operating since 1984.
View profile → - 03
DELIXI Electric
德力西电气
- Low-voltage circuit breakers
- Distribution boards
- Industrial control products
Registered legal entity on file; phone published; operating since 2007.
View profile →
- 04
KNT 康尼科技KNT
Registered as 南京康尼科技实业有限公司 in 2007.
- Industrial plugs
Why it ranks here: registered legal entity on file; email and phone published.
- 05
MARECHAL MARECHAL
Registered as 惠州迈希尔电气有限公司 in 2017.
- Industrial plugs
Why it ranks here: registered legal entity on file; email and phone published.
International industrial plug 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.
- MV/LV switchgear
- Circuit breakers
- Distribution boards
- Distribution automation
- Measurement and control
- Motors and drives
Why it ranks here: registered legal entity on file; email and phone published; operating since 1988.
- INT
Legrand 罗格朗 Full profile
Electrical and digital infrastructure for buildings.
- Distribution boards
- Modular protection devices
- Switches and sockets
- Cable management
- Structured cabling
- Building automation
Why it ranks here: registered legal entity on file; phone published; operating since 1865.
- INT
Schneider Electric 施耐德电气 Full profile
Energy management, electrification and industrial automation.
- Switchgear
- Circuit breakers
- Distribution boards
- Industrial automation
- Energy management systems
- Connected electrical products
Why it ranks here: registered legal entity on file; phone published; operating since 1836.
- INT
MENNEKES MENNEKES曼奈柯斯
Registered as 曼奈柯斯工业电气(中国)有限公司 in 2011.
- Industrial plugs
Why it ranks here: registered legal entity on file; email and phone published.
More Industrial plugs manufacturers and brands
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| KEDU科都KEDU | 科都电气股份有限公司 | kedu.cn | 0577-62388666 |
What are industrial plugs?
Industrial plugs and sockets connect equipment on sites, factories and outdoors, following IEC 60309 with colour-coded voltages. Chinese makers supply plugs, sockets and combination boxes.
What buyers compare
- Current and pole count
- Voltage colour code
- IP rating
- Mounting
- Certifications
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | BULL公牛BULL | Zhejiang | 1995 | Gongniu Group Co., Ltd. |
| 02 | CHINT正泰 | Zhejiang | 1984 | CHINT Group Co., Ltd. |
| 03 | DELIXI Electric德力西电气 | — | 2007 | DELIXI Electric Co., Ltd. |
| 04 | KNT康尼科技KNT | Jiangsu | — | 南京康尼科技实业有限公司 |
| 05 | MARECHALMARECHAL | Guangdong | — | 惠州迈希尔电气有限公司 |
Frequently asked questions
How many industrial plugs manufacturers and suppliers in China are listed here?
10 companies are listed for industrial plugs (工业插头). 5 Chinese manufacturers have full profiles and are ranked; 4 international brands with China operations are listed separately.
Where are China's industrial plugs manufacturers located?
Among profiled companies: Zhejiang (2), Jiangsu (2), Beijing (2), Guangdong (1), Shanghai (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 6 publish an email address.