Ranked junction box manufacturers
How this list is ranked- 01
BULL 公牛BULL Full profile
Miniature circuit breakers / Residual-current protection / Extension sockets.
- Miniature circuit breakers
- Residual-current protection
- Extension sockets
- Wall switches and sockets
- LED lighting
Why it ranks here: registered legal entity on file; email and phone published; operating since 1995.
- 02
Siemens Home Electrical 西门子家居电气 Full profile
Residential wiring, protection and smart home electrical systems.
- Residential circuit protection
- Switches and sockets
- Distribution and wiring boxes
- Extension sockets
- Smart home controls
- Miniature circuit breakers
Why it ranks here: registered legal entity on file.
- 03
CHNT 正泰居家CHNT
Registered as 正泰集团股份有限公司 in 1994.
- Power strips and sockets
- Air-conditioner sockets
- Plug adapters
- USB sockets
- Smart sockets
- Sound-activated switches
Why it ranks here: registered legal entity on file; phone published.
- 04
DELIXI 德力西DELIXI
Registered as 德力西集团有限公司 in 1991.
- Electrical installation products
- Power strips and sockets
- Air-conditioner sockets
- Plug adapters
- USB sockets
- Smart sockets
Why it ranks here: registered legal entity on file; phone published; operating since 1984.
- 05
HONYAR (1390) 鸿雁HONYAR
Registered as 杭州鸿雁电器有限公司 in 1984.
- Low-current wiring enclosures
- Electrical installation products
- Power strips and sockets
- Air-conditioner sockets
- Smart sockets
- Smart switches
Why it ranks here: registered legal entity on file; phone published; operating since 1981.
International junction box 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
Simon Electric Simon西蒙电气 Full profile
Residual-current protection / Low-voltage electrical products / Switches and sockets.
- Residual-current protection
- Low-voltage electrical products
- Switches and sockets
- Lighting
- Building control systems
Why it ranks here: registered legal entity on file; email and phone published; operating since 1916.
- INT
Panasonic 松下 Full profile
Building electrical products and industrial electronic systems.
- Distribution boards
- Building electrical products
- Electronic components
- Industrial systems
- Residential technologies
- Miniature circuit breakers
Why it ranks here: registered legal entity on file; phone published; operating since 1918.
- 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.
What is a junction box?
A junction box encloses wire connections to protect them and the people around them. Chinese makers produce plastic and metal boxes, waterproof boxes, and photovoltaic junction boxes for solar panels.
What buyers compare
- Material and size
- IP rating
- Entry and gland options
- Application (building, industrial, PV)
- Certifications
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | BULL公牛BULL | Zhejiang | 1995 | Gongniu Group Co., Ltd. |
| 02 | Siemens Home Electrical西门子家居电气 | Beijing | — | ABB (China) Ltd. — home electrical business |
| 03 | CHNT正泰居家CHNT | Zhejiang | — | 正泰集团股份有限公司 |
| 04 | DELIXI德力西DELIXI | Shanghai | 1984 | 德力西集团有限公司 |
| 05 | HONYAR (1390)鸿雁HONYAR | Zhejiang | 1981 | 杭州鸿雁电器有限公司 |
Frequently asked questions
How many junction boxes manufacturers and suppliers in China are listed here?
10 companies are listed for junction boxes (接线盒). 5 Chinese manufacturers have full profiles and are ranked; 5 international brands with China operations are listed separately.
Where are China's junction boxes manufacturers located?
Among profiled companies: Beijing (4), Zhejiang (3), Shanghai (2), Jiangsu (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 3 publish an email address.