Home Electrical & Electronics Circuit Breaker Miniature Circuit Breaker Main Switch Circuit Breakers 2025 Product List

Main Switch Circuit Breakers

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10ka Miniature Circuit Breaker 1p 2p 3p 4p Main Switch MCB

US$ 0.62 / Piece
1000 Pieces (MOQ)
GAONENGGELE ELECTRICAL SHARES CO., LTD.
GAONENGGELE ELECTRICAL SHARES CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China

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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Air
DIN
MCB
Video 1/ 6

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1P Main switch TMH1-125 80A 6KA Circuit Breaker for Standard Compliance

US$ 1.13-1.3 / Piece
120 Pieces (MOQ)
Taimu Electrical (Hangzhou)Co., Ltd.
Taimu Electrical (Hangzhou)Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015, ISO14001, ISO45001:2018, Others
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5(5.0)

"On-time Delivery"
On-time Delivery
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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Air
Fixed
Main Switch
Video 1/ 6

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Xm1-125PV Moulded Case Circuit Breaker Switch 2p 550V 125A DC MCCB Solar Battery Main Switch

US$ 16-17 / Piece
10 Pieces (MOQ)
Yueqing Xianglang Electric Co., Ltd.
Yueqing Xianglang Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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5(5.0)

"Premium Supplier"
Premium Supplier
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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCCB
1/ 6

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DC MCB Circuit Breaker 1000V 125A for PV System C Curve Battery Main Switch - Electrical Safety Device

US$ 2.97 / Piece
60 Pieces (MOQ)
Wenzhou Senyi Electric Co., Ltd.
Wenzhou Senyi Electric Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Zhejiang, China

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Low Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Air
DIN Rail
MCB
Video 1/ 6

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DC MCCB Mdm1-125 2300 80A 100A 125A 500V Solar PV System Main Switch 2 Pole DC Molded Case Circuit Breaker Overload Protection

US$ 5.88-25.88 / Piece
10 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
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  • Zhejiang, China

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5(5.0)

"On-time Delivery"
On-time Delivery
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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCCB

Favorites

35kv Vacuum Sf6 Circuit Breaker 40.5kv Main Switch

US$ 5500-6000 / Piece
1 Piece (MOQ)
Yueqing Liyond Electric Co., Ltd.
Yueqing Liyond Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Trading Company

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5(5.0)

"On-time Delivery"
On-time Delivery
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High Voltage Circuit Breakers
Manual Type
High-Speed Circuit Breaker
SF6
Fixed
Sf6 Circuit Breaker
Video 1/ 6

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Circuit Breaker Mini 3p 750V 16A~63A Main Breaker for Solar Power PV MCB Switch

US$ 2.09-8.89 / Piece
20 Pieces (MOQ)
Onccy Electrical Co., Ltd
Onccy Electrical Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shanghai, China

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Low Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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800A 300A MCCB Interruptor Economic Cheap Price Main Switch Circuit Breaker Factory

US$ 11-12.5 / Piece
1000 Pieces (MOQ)
Shanghai DaDa Electric Co., Ltd.
Shanghai DaDa Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shanghai, China

  • Manufacturer/Factory & Trading Company

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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Arc Chamber
Fixed
MCCB
Video 1/ 6

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1234p Air Conditioning Main Switch 16A32A100A Low Voltage Air Circuit Breaker

US$ 10-1000 / Piece
1 Piece (MOQ)
Anhui Shine Electric Power Technology Co., Ltd
Anhui Shine Electric Power Technology Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Anhui, China

  • Trading Company

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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Vacuum
Fixed
ACB
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Professional Circuit Breaker Indoor Vacuum Circuit Breaker Main Switch Circuit Breakers

US$ 500-1000 / Piece
1 Piece (MOQ)
Shenheng Power Equipment Co., Ltd.
Shenheng Power Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

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5(5.0)

"Excellent Service"
Excellent Service
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High Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Vacuum
Insert
Vcb
Video 1/ 6

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Premium Transparent Shell Circuit Breaker for Main Switch Applications

US$ 10 / Piece
120 Pieces (MOQ)
Zhejiang Xingyuan Electrical Appliances Co., Ltd
Zhejiang Xingyuan Electrical Appliances Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Manual Type
High-Speed Circuit Breaker
Air
Fixed
MCB
1/ 6

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24kV Switchgear Main Switches Pole-distance 210mm Side-mounted Circuit Breaker

US$ 2000 / Piece
1 Piece (MOQ)
Victor Electric (Wuhan) Co., Ltd.
Victor Electric (Wuhan) Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Hubei, China

  • ISO9001:2015, ISO45001:2018, ISO14001
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Medium Voltage
Energy-storage Type
High-Speed Circuit Breaker
Vacuum
Insert
Vcb
Video 1/ 6

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33kv Galvanized Main Isolator Switch Outdoor High Voltage Vcb Vacuum Circuit Breaker

US$ 2000-3100 / Piece
1 Piece (MOQ)
Shengsu Electric Co., Ltd.
Shengsu Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • ISO45001:2018, ISO14001
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High Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Vacuum
Fixed
Vcb
Video 1/ 6

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2p 4p 80A 100A 125A AC MCB 400V Circuit Breaker for PV System C Curve Battery Main Switch

US$ 0.5-5.58 / Piece
50 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Optins
Electric Type
Normal Type Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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Genuine New MW-Chint Air Switch Small Circuit Breaker Nxb-63A Household Air Switch 1234p Air Conditioning Main Switch 16A32A100A Factory Wholesale Price

US$ 1.73 / Piece
1 Piece (MOQ)
Shenzhen Leading International Trading Co., Ltd.
Shenzhen Leading International Trading Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Guangdong, China

Secured Trading Service

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Kinco
Human Machine Interface HMI Touch Screen Panel
100% New
Accept
Accordling to Customer′ S Request
Normal
Video 1/ 6

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Air Switch 1p-4p Household Small Circuit Breaker Main Switch 1A-63A

US$ 15-16.5 / Piece
1 Piece (MOQ)
Shanghai Yonghengsheng Industrial Co., Ltd
Shanghai Yonghengsheng Industrial Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shanghai, China

Secured Trading Service

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5(4.5)

"Professional Service"
Professional Service
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Low Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Air
Fixed
ACB
Video 1/ 6

Favorites

500V Solar Mini Circuit Breaker Battery Switch for PV System Battery Main Switch

US$ 1.68-1.75 / Piece
4 Pieces (MOQ)
Yueqing Long Road Electric Co., Ltd.
Yueqing Long Road Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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1p 2p 3p 4p Main Switch Circuit Breakers Electric Automatic DC MCB 32AMP 40A 63A Miniature Circuit Breakers

US$ 0.85-8.58 / Piece
12 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"Fast Dispatch"
Fast Dispatch
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High Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Oil-immersed Type
Fixed
ACB
Video 1/ 6

Favorites

Main Switch Factory CE 3p Residual Current Operated Circuit Breaker

US$ 3.9-9.9 / Piece
100 Pieces (MOQ)
Onccy Electrical Co., Ltd
Onccy Electrical Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shanghai, China

Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Air
DIN Rail
RCBO
Video 1/ 6

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Air Circuit Breaker MCB 6A 10A 16A 20A 32A 40A 50A 63A1p Switch Cgzb65 Small Main Switch Circuit Breake

US$ 4.2-4.8 / Piece
1 Piece (MOQ)
Zhejiang Mingguan Electric Co., Ltd.
Zhejiang Mingguan Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Insert
MCB
Video 1/ 6

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2p 125A DC MCB 600V Mini Circuit Breakers for PV System C Curve MCB Battery Main Photovoltaic Power Generation Switch

US$ 3.9-4.25 / Piece
12 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"On-time Delivery"
On-time Delivery
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High Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCB
1/ 6

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Household Mini Circuit Breaker Three-Phase Four-Wire Main Switch 3p+N Miniature Earth Leakage Protector Plastic

US$ 6.9-7.2 / Piece
1000 Pieces (MOQ)
Zhejiang Westhomes Electric Co., Ltd.
Zhejiang Westhomes Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Low Voltage Circuit Breakers
Electric Type
Normal Type Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

Favorites

20A Air Circuit Breaker with 32A Switch for Main Power

US$ 0.2 / Piece
1 Piece (MOQ)
Zhejiang Gangkong Electric Co., Ltd
Zhejiang Gangkong Electric Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
VDE, ISO9001-2000, CE, CCC
DC Miniature Circuit Breaker
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Automatic E9 12V DC Thermal Overload Protector Main Power Switch Circuit Breaker for Car

US$ 9.99-10 / Piece
100 Pieces (MOQ)
Ningbo Victor Electric Co., Ltd.
Ningbo Victor Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

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Circuit Breaker
VDE/ISO9001-2000/CE/UL/CB/CCC/SAE
12/24/48V
20-300A
SAE
IATF:Ts 16949
1/ 6

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Mini Circuit Breakers 1p2p3p4p DC 63A CE DC MCB Solar Circuit Breaker Electric Brake Main Switch

US$ 1.6-1.65 / Piece
100 Pieces (MOQ)
Zhejiang Guozhen Electric Co., LTD.
Zhejiang Guozhen Electric Co., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China

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Low Voltage Circuit Breakers
Normal Type Circuit Breaker
Air
Fixed
MCB
1p 2p 3p 4p
Video 1/ 6

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CE 2p 125A 100A 80A DC MCB 600V Circuit Breaker for PV System Battery Main Switch

US$ 3.9-4.25 / Piece
12 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"Fast Dispatch"
Fast Dispatch
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High Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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2p DC MCB 600V 125A 100A 80A Circuit Breaker for PV System C Curve Battery Main Switch

US$ 2.88-7.58 / Piece
10 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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OEM 40A 60A 80A 100A 125A 2p Low Voltage Main Switch Function Circuit Breaker

US$ 3-19 / Piece
100 Pieces (MOQ)
Onccy Electrical Co., Ltd
Onccy Electrical Co., Ltd
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shanghai, China

Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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4p 63A MCB 500V Solar Mini Circuit Breaker Battery Switch for PV System Battery Main Switch

US$ 1.68-1.75 / Piece
4 Pieces (MOQ)
Yueqing Long Road Electric Co., Ltd.
Yueqing Long Road Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

Secured Trading Service

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5(5.0)

"Fast Delivery"
Fast Delivery
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Low Voltage Circuit Breakers
Electric Type
High-Speed Circuit Breaker
Air
Fixed
MCB
Video 1/ 6

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1p 16A 20A 40A 63A DC MCB 250V Circuit Breaker for PV System C Curve Battery Main Switch

US$ 0.45-5.88 / Piece
10 Pieces (MOQ)
Mindian Electric Co., Ltd.
Mindian Electric Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China

  • Manufacturer/Factory & Trading Company

  • Others
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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Low Voltage Circuit Breakers
Manual Type
Normal Type Circuit Breaker
Air
Fixed
MCB
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Questions & Answers on Main Switch Circuit Breakers
Q
What benefits can we gain from sourcing circuit breakers wholesale?
A
Our Main Switch Circuit Breakers offers exceptional quality and style within the Circuit Breaker category.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.
Q
How can I find a reliable supplier for circuit breakers in China?
A
Discover the perfect addition to your Circuit Breaker with our Main Switch Circuit Breakers.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.
Q
What are the main types of circuit breakers commonly available for purchase?
A
The Main Switch Circuit Breakers is included in our comprehensive Circuit Breaker range.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.

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Sourcing Guide for Main Switch Circuit Breakers:

Our electronics supplier database is a comprehensive list of the key suppliers, manufacturers(factories), wholesalers, trading companies in the electronics industry. Import electrical products from our verified China suppliers with competitive prices. They would supply all of your electrical requirements; You’re sure to find what you need in our broad selection of electrical & electronics, including electronic components, electrical & Telecommunication equipment and electromechanical devices. Amongst the wide range of products for sale choice, Main Switch Circuit Breakers is one of the hot items. Design engineers or buyers might want to check out various Main Switch Circuit Breakers factory & manufacturers, who offer lots of related choices such as circuit breaker, mcb and miniature circuit breaker. You can also customize Main Switch Circuit Breakers orders from our OEM/ODM manufacturers. They are experienced China exporters for your online sourcing. Update your electrical products and buy from these credible suppliers with the latest China production technology. We hope to keep every buyer up to date with this fastest moving electronic industry and the latest products trends. You can also contact our buyer service and get some buying guides.

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