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20a Mini Circuit Breaker

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Dz47-63 3000A MCB AC Mini Home Circuit Breaker 120V/240V DIN Rail Mount

Dz47-63 3000A MCB AC Mini Home Circuit Breaker 120V/240V DIN Rail Mount

US $ 2.72-2.8 / Piece FOB
1,000 Pieces (MOQ)
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Zhejiang Tainihan Electrical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2017
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Photovolataic Protector 4p 1000V 40A 20A DC MCB Solar Power Protection Mini Circuit Breaker

Photovolataic Protector 4p 1000V 40A 20A DC MCB Solar Power Protection Mini Circuit Breaker

US $ 3.5-11.6 / Piece FOB
20 Pieces (MOQ)
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Onccy Electrical Co., Ltd

Shanghai, China Since 2022
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Reliable 32A 230V 1p+N Mini Circuit Breaker for Solar Systems

Reliable 32A 230V 1p+N Mini Circuit Breaker for Solar Systems

US $ 2.2-2.6 / Piece FOB
120 Pieces (MOQ)
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Taimu Electrical (Hangzhou)Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2015
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High Quality Thql Series Mini MCB Circuit Breaker 3p 15A 20A 30A 40A 50A 60A

High Quality Thql Series Mini MCB Circuit Breaker 3p 15A 20A 30A 40A 50A 60A

US $ 2.07-2.12 / pieces FOB
5 pieces (MOQ)
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Zhejiang Johnn Electrical Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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AC MCB 2p 400V 6ka Mini Circuit Breaker Air Switch 6A 10A 16A 20A 32A 40A 50A 63A Overload Short Protect

AC MCB 2p 400V 6ka Mini Circuit Breaker Air Switch 6A 10A 16A 20A 32A 40A 50A 63A Overload Short Protect

US $ 1.04 / Piece FOB
100 Pieces (MOQ)
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Wenzhou Senyi Electric Co., Ltd.

Zhejiang, China Since 2025
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DC MCB 6ka 1p 125V Mini Circuit Breaker

DC MCB 6ka 1p 125V Mini Circuit Breaker

US $ 1.3 / Piece FOB
5 Pieces (MOQ)
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Zhejiang Tongzheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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18mm Compact 6A 10A 16A 20A 25A 32A 30mA 10mA Single Pole Neutral Spn Dpn Mini Circuit Breaker

18mm Compact 6A 10A 16A 20A 25A 32A 30mA 10mA Single Pole Neutral Spn Dpn Mini Circuit Breaker

US $ 2-3 / pieces FOB
1 pieces (MOQ)
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HUANGHUA GROUP CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2017
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Fixed Mini OEM Seaway Tnh60-63 Electric Circuit Breaker MCB

Fixed Mini OEM Seaway Tnh60-63 Electric Circuit Breaker MCB

US $ 0.66-0.7 / Piece FOB
3,000 Pieces (MOQ)
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Zhejiang Tainihan Electrical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2017
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Thqc 1p 20A Mini Electrical Circuit Breaker

Thqc 1p 20A Mini Electrical Circuit Breaker

US $ 0.91 / pieces FOB
5 pieces (MOQ)
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Zhejiang Johnn Electrical Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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DC Photovolataic Protector 4p 1000V 40A 20A DC MCB Mini Circuit Breaker

DC Photovolataic Protector 4p 1000V 40A 20A DC MCB Mini Circuit Breaker

US $ 3.7-11.5 / Piece FOB
30 Pieces (MOQ)
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Onccy Electrical Co., Ltd

Shanghai, China Since 2022
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Tomzn 2p DC MCB 6ka 440V Mini Circuit Breaker

Tomzn 2p DC MCB 6ka 440V Mini Circuit Breaker

US $ 2.5 / Piece FOB
5 Pieces (MOQ)
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Zhejiang Tongzheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Photovolataic Protector 1000V 40A 20A DC MCB Solar Power Protection Mini Circuit Breaker

Photovolataic Protector 1000V 40A 20A DC MCB Solar Power Protection Mini Circuit Breaker

US $ 3.5-11.6 / Piece FOB
20 Pieces (MOQ)
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Onccy Electrical Co., Ltd

Shanghai, China Since 2022
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230V 400V 6A 10A 16A 20A 25A 40A 50A 63A 6ka Mini Miniature Circuit Breaker

230V 400V 6A 10A 16A 20A 25A 40A 50A 63A 6ka Mini Miniature Circuit Breaker

US $ 0.52 / Piece FOB
100 Pieces (MOQ)
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Wenzhou Senyi Electric Co., Ltd.

Zhejiang, China Since 2025
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Thqc 2p 20A Mini Circuit Breaker

Thqc 2p 20A Mini Circuit Breaker

US $ 1.88 / pieces FOB
5 pieces (MOQ)
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Zhejiang Johnn Electrical Co., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Best Quality IEC60947 Mrl7-63 1p 2p 3p 4p 10A 16A 20A Electrical Type 12V 1000V MCB Mini DC Circuit Breaker

Best Quality IEC60947 Mrl7-63 1p 2p 3p 4p 10A 16A 20A Electrical Type 12V 1000V MCB Mini DC Circuit Breaker

US $ 8.25 / Piece FOB
100 Pieces (MOQ)
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YUEQING MEANRAY ELECTRIC CO., LTD.

Manufacturer/Factory

Zhejiang, China Since 2016
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Singi DC Dz47-63 2p 20A Electrical MCB Miniature Circuit Breaker

Singi DC Dz47-63 2p 20A Electrical MCB Miniature Circuit Breaker

US $ 0.54-1.8 / Piece FOB
2,000 Pieces (MOQ)
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ZHEJIANG SINGI ELECTRICAL LLC

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
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ATO Atc Mini Blade Style Fuse Circuit Breaker E39 T3 Manual Reset DC 32V 28V 20A 25A 30A UL Grade 94V0 Thermoplastic for Marine

ATO Atc Mini Blade Style Fuse Circuit Breaker E39 T3 Manual Reset DC 32V 28V 20A 25A 30A UL Grade 94V0 Thermoplastic for Marine

US $ 1.45-1.48 / Piece FOB
100 Pieces (MOQ)
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Dongguan Tianrui Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Single Phase MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 220V/400V Mini Circuit Breaker C Curve

Single Phase MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 220V/400V Mini Circuit Breaker C Curve

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Chint Cheapest MCB Nxb-63 3p 1A 2A 3A 4A 6A 10A 16A 20A 32A 40A 50A 63A Type B Type C Type D Chnt Mini Circuit Breaker

Chint Cheapest MCB Nxb-63 3p 1A 2A 3A 4A 6A 10A 16A 20A 32A 40A 50A 63A Type B Type C Type D Chnt Mini Circuit Breaker

US $ 2.5-2.6 / Piece FOB
10 Pieces (MOQ)
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ANSHAN XBHY TRADING CO., LTD.

Trading Company

Liaoning, China Since 2023
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Chint Original Nb1-63 6ka Nb1-63h 10ka 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p Chnt CCC CE CB Semko UL UL1077 SAA Mini Circuit Breaker

Chint Original Nb1-63 6ka Nb1-63h 10ka 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p Chnt CCC CE CB Semko UL UL1077 SAA Mini Circuit Breaker

US $ 1.65-7.3 / Piece FOB
200 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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Moreday Mdb1-63 1p 2p 3p 4p Mini MCB 20A 16A 10A 32A 25A 40A 63A AC MCB Miniature Circuit Breaker with CE CB Semko

Moreday Mdb1-63 1p 2p 3p 4p Mini MCB 20A 16A 10A 32A 25A 40A 63A AC MCB Miniature Circuit Breaker with CE CB Semko

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Chint Nbh8-40 Nbh4-40h MCB 1p+N Dpn 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A Chnt Chint Nbh8 Mini Circuit Breaker

Chint Nbh8-40 Nbh4-40h MCB 1p+N Dpn 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A Chnt Chint Nbh8 Mini Circuit Breaker

US $ 2.4-2.8 / Piece FOB
200 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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Dz47-63 10A 16A 20A 25A 32A 40A 50A 63A 2p AC 400V Mini Circuit Breaker MCB Cutout Switch Breaker Switch

Dz47-63 10A 16A 20A 25A 32A 40A 50A 63A 2p AC 400V Mini Circuit Breaker MCB Cutout Switch Breaker Switch

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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About 20a Mini Circuit Breaker FAQ

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

    The 20a Mini Circuit Breaker is an essential part of our Circuit Breaker offerings.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.

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

    Our 20a Mini Circuit Breaker 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.

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

    Discover the perfect addition to your Circuit Breaker with our 20a Mini Circuit Breaker.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.

Dz47-63z DC MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p 12VDC 24VDC 36VDC 48VDC 60VDC 250VDC 500VDC 750VDC 1000VDC DC Mini Circuit Breaker

Dz47-63z DC MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p 12VDC 24VDC 36VDC 48VDC 60VDC 250VDC 500VDC 750VDC 1000VDC DC Mini Circuit Breaker

US $ 1-1.3 / Piece FOB
300 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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2p DC 1000V Solar Mini Circuit Breaker Battery Switch 6A 10A 16A 20A 25A 32A 40A 50A 63A DC MCB for Photovoltaic PV System

2p DC 1000V Solar Mini Circuit Breaker Battery Switch 6A 10A 16A 20A 25A 32A 40A 50A 63A DC MCB for Photovoltaic PV System

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Audited Supplier
Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
Chat Now Send Inquiry
Chint Nb1z-63 AC DC MCB 6ka 10ka 1p 2p 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 12V 24V 48V 60V 110V 220V Chnt DC Mini Circuit Breaker

Chint Nb1z-63 AC DC MCB 6ka 10ka 1p 2p 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 12V 24V 48V 60V 110V 220V Chnt DC Mini Circuit Breaker

US $ 1.7-1.9 / Piece FOB
300 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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L7 63 1p 2p 3p 4p MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A AC DC Electrical Mini Miniature Circuit Breakers

L7 63 1p 2p 3p 4p MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A AC DC Electrical Mini Miniature Circuit Breakers

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Audited Supplier
Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Chint Nb1-63 Nb1-63h CCC CE CB UL Semko VDE MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p 6ka 10ka Chnt Mini Miniature Circuit Breaker

Chint Nb1-63 Nb1-63h CCC CE CB UL Semko VDE MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p 6ka 10ka Chnt Mini Miniature Circuit Breaker

US $ 1.65-7.3 / Piece FOB
100 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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DIN Rail Dz47-63 AC 230V-400V 1p 2p 3p 4p MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 80A 100A 125A Mini Circuit Breaker Air Switch

DIN Rail Dz47-63 AC 230V-400V 1p 2p 3p 4p MCB 6A 10A 16A 20A 25A 32A 40A 50A 63A 80A 100A 125A Mini Circuit Breaker Air Switch

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Audited Supplier
Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
Chat Now Send Inquiry
Chint Original Nb1-63 6ka Nb1-63h 10ka MCB 1p 2p 3p 4p 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A Type B Type C Type D Chnt Mini Circuit Breaker

Chint Original Nb1-63 6ka Nb1-63h 10ka MCB 1p 2p 3p 4p 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A Type B Type C Type D Chnt Mini Circuit Breaker

US $ 1.65-7.3 / Piece FOB
200 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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DIN Rail 30mA 50mA 100mA Earth Leakage and Safe Mini Residual Current Circuit Breaker with Over Load Current Protection Compact RCBO

DIN Rail 30mA 50mA 100mA Earth Leakage and Safe Mini Residual Current Circuit Breaker with Over Load Current Protection Compact RCBO

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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4p DC MCB 1000V Direct Current Mini Circuit Breaker 3A 6A 10A 16A 20A 25A 32A 40A 50A 63A for Solar PV System

4p DC MCB 1000V Direct Current Mini Circuit Breaker 3A 6A 10A 16A 20A 25A 32A 40A 50A 63A for Solar PV System

US $ 0.85-8.58 / Piece FOB
12 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Ibs-1r 5A-20A 125/250VAC/32VDC 3 Pin Mini Refrigerator Overload Protector Manual on off Switch Thermal Circuit Breaker 16A

Ibs-1r 5A-20A 125/250VAC/32VDC 3 Pin Mini Refrigerator Overload Protector Manual on off Switch Thermal Circuit Breaker 16A

US $ 0.4-0.5 / Piece FOB
100 Pieces (MOQ)
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YUEQING AIBEIKEN ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
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dB1-63z DC MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p Sp Dp Tp 12V 24V 36V 48V 60V 250V 500V 1000V 1500V Solar PV DC Mini Circuit Breaker

dB1-63z DC MCB 1A 2A 3A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A 1p 2p 3p 4p Sp Dp Tp 12V 24V 36V 48V 60V 250V 500V 1000V 1500V Solar PV DC Mini Circuit Breaker

US $ 1.05-1.35 / Piece FOB
300 Pieces (MOQ)
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Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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New Moreday Mdb1-63 Dpn MCB 2p 6A 10A 16A 20A 25A 32A 40A 63A 220V AC Mini Circuit Breaker Dpn 6ka 10ka

New Moreday Mdb1-63 Dpn MCB 2p 6A 10A 16A 20A 25A 32A 40A 63A 220V AC Mini Circuit Breaker Dpn 6ka 10ka

US $ 0.2-2.25 / Piece FOB
50 Pieces (MOQ)
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Mindian Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Qovs 1 Pole 10A 16A 20A 32A 40A 50A 63A Qo110vsc6 Qo116vsc6 Qo120vsc6 Qo132vsc6 Qo140vsc6 Qo150vsc6 Qo163vsc6 Plug on Mini Circuit Breaker

Qovs 1 Pole 10A 16A 20A 32A 40A 50A 63A Qo110vsc6 Qo116vsc6 Qo120vsc6 Qo132vsc6 Qo140vsc6 Qo150vsc6 Qo163vsc6 Plug on Mini Circuit Breaker

US $ 1.1-2 / Piece FOB
300 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shanghai Newtrend Electric Co., Ltd.

Shanghai, China Since 2022
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