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400a Circuit Breaker

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Chint Nm3DC 2p 250A 400A 500A 630A 1500V DC MCCB Circuit Breaker

Chint Nm3DC 2p 250A 400A 500A 630A 1500V DC MCCB Circuit Breaker

US $ 100-150 / Piece FOB
5 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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Yom1l-400 Plastic Shell Electronic Residual Current Circuit Breakers AC RCCB 4 Poles 400A 630A 800A for Power Distribution

Yom1l-400 Plastic Shell Electronic Residual Current Circuit Breakers AC RCCB 4 Poles 400A 630A 800A for Power Distribution

US $ 3-45 / Piece FOB
5 Pieces (MOQ)
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Zhejiang Yuanou Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Hot Sale 3 Pole MCCB Mould Case Circuit Breaker, Rated Current 100A-250A 400A

Hot Sale 3 Pole MCCB Mould Case Circuit Breaker, Rated Current 100A-250A 400A

US $ 3.6-4 / Piece FOB
10 Pieces (MOQ)
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Zhejiang Xingyuan Electrical Appliances Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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3pole 4pole MCCB 100A 250A 400A Distribution MCCB Moulded Case Circuit Breaker

3pole 4pole MCCB 100A 250A 400A Distribution MCCB Moulded Case Circuit Breaker

US $ 10-1,000 / Piece FOB
1 Piece (MOQ)
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Anhui Shine Electric Power Technology Co., Ltd

Trading Company

Anhui, China Since 2024
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Electronic Type 400A Frame 160-400A 125A 3p Molded Case Circuit Breaker MCCB

Electronic Type 400A Frame 160-400A 125A 3p Molded Case Circuit Breaker MCCB

10 Pieces (MOQ)
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Yueqing Gaoke Environmental Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2005
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ELCB MCCB Ycm1le 4p 400A Moulded Case Earth Leakage Circuit Breaker ELCB

ELCB MCCB Ycm1le 4p 400A Moulded Case Earth Leakage Circuit Breaker ELCB

US $ 59 / Piece FOB
1 Piece (MOQ)
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Zhejiang Yangcheng Electric Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Compact Size Circuit Breaker 400A

Compact Size Circuit Breaker 400A

10 Pieces (MOQ)
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Radin Electric Technology Co., Ltd.

Zhejiang, China Since 2016
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0090 Sjkm1-630 Manufacturer Factory 3p Molded Case Circuit Breaker (MCCB) 400A-630A

0090 Sjkm1-630 Manufacturer Factory 3p Molded Case Circuit Breaker (MCCB) 400A-630A

US $ 54.1-78.1 / Piece FOB
5 Pieces (MOQ)
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Mingri Electric Co., Ltd.

Zhejiang, China Since 2025
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Beny 2p DC 1000V Solar Moulded Case Circuit Breaker 250A 320A 400A 500A 630A DC MCB for PV System with 5 Years Warranty

Beny 2p DC 1000V Solar Moulded Case Circuit Breaker 250A 320A 400A 500A 630A DC MCB for PV System with 5 Years Warranty

US $ 105-130 / Piece FOB
3 Pieces (MOQ)
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Zhejiang Benyi New Energy Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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YUANKY HWM1DC Solar DC Molded Case Circuit Breaker 250V 500V 6-400A 2PMCCB

YUANKY HWM1DC Solar DC Molded Case Circuit Breaker 250V 500V 6-400A 2PMCCB

US $ 328 / pieces FOB
5 pieces (MOQ)
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Wenzhou Hawai Electron & Electric Manufacture Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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High-Performance 400A Molded Case Circuit Breaker for Safety

High-Performance 400A Molded Case Circuit Breaker for Safety

US $ 239.9-249 / Piece FOB
100 Pieces (MOQ)
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Taimu Electrical (Hangzhou)Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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MCCB Moreday Moulded Case Circuit Breaker 400A 3p 800V Factory High Quality

MCCB Moreday Moulded Case Circuit Breaker 400A 3p 800V Factory High Quality

US $ 23.99-24.99 / Piece FOB
2 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Lm13 Series High Breaking Capacity MCCB 160A 250A 400A 630A 800A 3p ELCB Earth Leakage Circuit Breaker

Lm13 Series High Breaking Capacity MCCB 160A 250A 400A 630A 800A 3p ELCB Earth Leakage Circuit Breaker

US $ 9.56-142.21 / Piece FOB
10 Pieces (MOQ)
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Zhejiang Liubang Electric Appliance Co., Ltd.

Zhejiang, China Since 2024
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Chint MCCB Nm1-400s/3300 Nm1-400s/4300b Nm1-400h/3300 Nm1-400h/4300b 3p 4p 300A 315A 350A 400A Chnt Nm1 Circuit Breaker

Chint MCCB Nm1-400s/3300 Nm1-400s/4300b Nm1-400h/3300 Nm1-400h/4300b 3p 4p 300A 315A 350A 400A Chnt Nm1 Circuit Breaker

US $ 50-88 / Piece FOB
10 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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Yom3-400m Car Charging Pile Protector 3 Poles Electrical MCCB Circuit Breakers 250A 400A for Power Distribution

Yom3-400m Car Charging Pile Protector 3 Poles Electrical MCCB Circuit Breakers 250A 400A for Power Distribution

US $ 3-45 / Piece FOB
5 Pieces (MOQ)
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Zhejiang Yuanou Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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400A 36kv Vcb Vacuum Circuit Breaker Compact Design for Industrial Power Distribution OEM Factory Direct

400A 36kv Vcb Vacuum Circuit Breaker Compact Design for Industrial Power Distribution OEM Factory Direct

US $ 520-850 / Piece FOB
1 Piece (MOQ)
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Yueqing Copen Electric Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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High Voltage 400A Circuit Breaker with Custom Tulip Connectors

High Voltage 400A Circuit Breaker with Custom Tulip Connectors

US $ 1-50 / Piece FOB
1 Piece (MOQ)
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Xiyi Electric Group Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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400A 3p Thermal Magnetic MCCB/Molded Case Circuit Breaker

400A 3p Thermal Magnetic MCCB/Molded Case Circuit Breaker

US $ 40 / Piece FOB
500 Pieces (MOQ)
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Jiangsu Tianxida Electric Co., Ltd

Trading Company

Jiangsu, China Since 2025
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Dz20L Circuit Breaker 400A 160A250A/400A 3n300/4300leakage Switch

Dz20L Circuit Breaker 400A 160A250A/400A 3n300/4300leakage Switch

US $ 10 / Piece FOB
120 Pieces (MOQ)
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Zhejiang Xingyuan Electrical Appliances Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Zn7 1140V 400A Mine Explosion-Proof Low-Voltage AC Vacuum Circuit Breaker

Zn7 1140V 400A Mine Explosion-Proof Low-Voltage AC Vacuum Circuit Breaker

US $ 22.9-39.9 / Piece FOB
1 Piece (MOQ)
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ZHEJIANG KANGCHUANG ELECTRIC CO.,LTD

Zhejiang, China Since 2023
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Am3-400L-3300 Andeli MCCB 225A 250A 400A 315A 3p Circuit Breaker

Am3-400L-3300 Andeli MCCB 225A 250A 400A 315A 3p Circuit Breaker

US $ 74-76 / Piece FOB
1 Piece (MOQ)
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Andeli Group Co., Ltd.

Zhejiang, China Since 2006
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Abe ABS 403b Circuit Breaker 100A MCCB 400A MCCB

Abe ABS 403b Circuit Breaker 100A MCCB 400A MCCB

US $ 7.9-85.6 / Piece FOB
1 Piece (MOQ)
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HUANGSHAN SAFETY ELECTRIC TECHNOLOGY CO., LTD.

Manufacturer/Factory & Trading Company

Anhui, China Since 2016
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2/3/4 Pole 200A 250A 400A 600A 800A DC AC MCCB Molded Case Circuit Breaker MCCB

2/3/4 Pole 200A 250A 400A 600A 800A DC AC MCCB Molded Case Circuit Breaker MCCB

US $ 10-1,000 / Piece FOB
1 Piece (MOQ)
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Anhui Shine Electric Power Technology Co., Ltd

Trading Company

Anhui, China Since 2024
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About 400a Circuit Breaker FAQ

  • QHow can I find a reliable supplier for circuit breakers in China?

    Our 400a Circuit Breaker offers exceptional quality and style within the Circuit Breaker category.To locate a reliable supplier in China, utilize industry websites, attend trade exhibitions, and seek referrals from industry experts. Verifying the supplier's credentials, requesting product samples, and assessing customer reviews are essential steps in ensuring product quality and service reliability.

  • QWhat benefits can we gain from sourcing circuit breakers wholesale?

    Discover the perfect addition to your Circuit Breaker with our 400a Circuit Breaker.Sourcing circuit breakers wholesale provides cost advantages through bulk pricing. Additionally, purchasing in wholesale quantities ensures consistent quality and timely inventory replenishment. Some suppliers may also offer customization options and favorable terms for long-term partnerships.

  • QWhat are the main types of circuit breakers commonly available for purchase?

    Enhance your Circuit Breaker setup with our premium 400a Circuit Breaker.Various types of circuit breakers are available, such as air circuit breakers, miniature circuit breakers, and molded case circuit breakers. Each type serves different functions and operates at different voltage levels. Understanding your specific requirements will help you choose the suitable circuit breaker.

4p Solar MCCB 125A 250A 400A 630A 800A DC 1000V Mould Case Circuit Breaker

4p Solar MCCB 125A 250A 400A 630A 800A DC 1000V Mould Case Circuit Breaker

US $ 17.58-18.58 / Piece FOB
2 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Outdoor High Voltage Vacuum Circuit Breaker 12kv 400A 630A

Outdoor High Voltage Vacuum Circuit Breaker 12kv 400A 630A

US $ 999 / Piece FOB
1 Piece (MOQ)
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Wuhan Feite Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2020
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Noark Electric Ex9 Series UL 489 MCCB 250A 400A 630A 800A 1000A 1200A 50ka 65ka 100ka 150ka 240V 480V 600V 800 AMP 1000 AMP 1200 AMP Molded Case Circuit Breaker

Noark Electric Ex9 Series UL 489 MCCB 250A 400A 630A 800A 1000A 1200A 50ka 65ka 100ka 150ka 240V 480V 600V 800 AMP 1000 AMP 1200 AMP Molded Case Circuit Breaker

US $ 200-2,000 / Piece FOB
2 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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63A 100A 200A 250A 400A 630A 800A Yom1-630L/3300 Transparent Shell AC MCCB 400V 3 Poles Moulded Case Circuit Breaker with CCC Certification

63A 100A 200A 250A 400A 630A 800A Yom1-630L/3300 Transparent Shell AC MCCB 400V 3 Poles Moulded Case Circuit Breaker with CCC Certification

US $ 3-45 / Piece FOB
5 Pieces (MOQ)
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Zhejiang Yuanou Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Outdoor 3 Phase 40.5kv 400A 31.5ka Sf6 Circuit Breaker

Outdoor 3 Phase 40.5kv 400A 31.5ka Sf6 Circuit Breaker

US $ 500-1,500 / Piece FOB
1 Piece (MOQ)
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Ningbo Jecsany Electrical Equipment Co., Ltd.

Trading Company

Zhejiang, China Since 2021
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Litaidq Dz20L Circuit Breaker 3p 400A/630A 3n300/4300 Leakage Switch Residual Current

Litaidq Dz20L Circuit Breaker 3p 400A/630A 3n300/4300 Leakage Switch Residual Current

US $ 10 / Piece FOB
120 Pieces (MOQ)
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Zhejiang Xingyuan Electrical Appliances Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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High Quality Electronic Type Molded Case Circuit Breaker 1500V 400A 2p MCCB

High Quality Electronic Type Molded Case Circuit Breaker 1500V 400A 2p MCCB

US $ 24.26-77 / Piece FOB
20 Pieces (MOQ)
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Onccy Electrical Co., Ltd

Shanghai, China Since 2022
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M6-400A & 400V &50Hz Molded Case Circuit Breakers (MCCB)

M6-400A & 400V &50Hz Molded Case Circuit Breakers (MCCB)

US $ 20 / Piece FOB
10 Pieces (MOQ)
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Bokong Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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12V-600V 2p 1p 80A 100A 150A 200A 250A 300A 400A 500A 600A Acb Air Circuit Breaker

12V-600V 2p 1p 80A 100A 150A 200A 250A 300A 400A 500A 600A Acb Air Circuit Breaker

US $ 10-1,000 / Piece FOB
1 Piece (MOQ)
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Anhui Shine Electric Power Technology Co., Ltd

Trading Company

Anhui, China Since 2024
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Liuhi Factory OEM 250A 300A 400A 3p 4p Electrical MCCB Moulded Case Circuit Breaker

Liuhi Factory OEM 250A 300A 400A 3p 4p Electrical MCCB Moulded Case Circuit Breaker

US $ 40.5-65 / Piece FOB
1 Piece (MOQ)
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Yuming Electric Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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High Quality 2p 3p AC Moulded Case Electrical Circuit Breaker 160A 250A 400A 400V 1000V Slm6ely-250

High Quality 2p 3p AC Moulded Case Electrical Circuit Breaker 160A 250A 400A 400V 1000V Slm6ely-250

US $ 80-90 / Piece FOB
5 Pieces (MOQ)
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Fuan Shaluo Electronic Co., Ltd.

Fujian, China Since 2024
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0moreday DC MCCB Direct Current Moulded Case Circuit Breaker for Photovoltaic String 125A 250A 400A

0moreday DC MCCB Direct Current Moulded Case Circuit Breaker for Photovoltaic String 125A 250A 400A

US $ 6.58-35.88 / Piece FOB
10 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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ELCB MCCB Ycm1le 3p 400A Moulded Case Earth Leakage Circuit Breaker ELCB

ELCB MCCB Ycm1le 3p 400A Moulded Case Earth Leakage Circuit Breaker ELCB

US $ 55 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Zhejiang Yangcheng Electric Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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