Manufacturer: OptiFuse × Clear Filters Showing 604 of 63 594 products
MOCBM-PX-50A

MOCBM-PX-50A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE II, 50A

In Stock: 0

$6.52000

MOCB2-PL-35A

MOCB2-PL-35A

OptiFuse

Description

FUSE FOOTPRINT CB-TYPE II , 35A

In Stock: 0

$6.69000

ACBP-24-N-15A

ACBP-24-N-15A

OptiFuse

Description

NO BRACKET-TYPE I AUTO,15A 24V

In Stock: 0

$2.83000

MOCB-12-V-25A

MOCB-12-V-25A

OptiFuse

Description

VER. BRACKET-TYPE II MOD,25A 12V

In Stock: 0

$3.97000

MRCBP-24-V-15A

MRCBP-24-V-15A

OptiFuse

Description

VER. BRACKET - TYPE III, 15A 24V

In Stock: 0

$4.53000

MRCBM-PL-15A

MRCBM-PL-15A

OptiFuse

Description

REG. FUSE FOOTPR CB-TYPE III,15A

In Stock: 0

$3.34000

MOCBM-PX-20A

MOCBM-PX-20A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE II, 20A

In Stock: 0

$6.52000

CBW57-HS-18A

CBW57-HS-18A

OptiFuse

Description

CIR BRKR THRM 18A 250VAC 32VDC

In Stock: 331

$2.34000

CBW57-ES-10A-5XB

CBW57-ES-10A-5XB

OptiFuse

Description

CIR BRKR THRM 10A 250VAC 32VDC

In Stock: 0

$2.30000

141025

141025

OptiFuse

Description

HIGH AMPS CB - TYPE I AUTO, 25A

In Stock: 0

$22.00000

MOCB2-PL2-10A

MOCB2-PL2-10A

OptiFuse

Description

FUSE FOOTPRINT CB-TYPE II , 10A

In Stock: 0

$6.69000

CBW57-EJ-15A

CBW57-EJ-15A

OptiFuse

Description

CIR BRKR THRM 15A 250VAC 32VDC

In Stock: 350

$2.28000

153140

153140

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL,140A

In Stock: 0

$23.14000

MOCB2-PL3-8A

MOCB2-PL3-8A

OptiFuse

Description

FUSE FOOTPRINT CB-TYPE II , 8A

In Stock: 0

$4.83000

353250

353250

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL,250A

In Stock: 0

$33.76000

MRCB-24-N-35A

MRCB-24-N-35A

OptiFuse

Description

NO BRACKET - TYPE III, 35A 24V

In Stock: 0

$4.53000

CBW57-ES-7A-5H

CBW57-ES-7A-5H

OptiFuse

Description

CIR BRKR THRM 7A 250VAC 32VDC

In Stock: 1 994

$2.69000

ACBP-24-H-25A

ACBP-24-H-25A

OptiFuse

Description

HOR. BRACKET-TYPE I AUTO,25A 24V

In Stock: 0

$3.11000

ACBM-PX-40A

ACBM-PX-40A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE I, 40A

In Stock: 0

$5.77000

MRCBM-2PX-40A

MRCBM-2PX-40A

OptiFuse

Description

MAXI FUSE FOOTPR.-TYPE III, 40A

In Stock: 389

$6.37000

Circuit Breakers for Reliable Overcurrent Protection and Resettable Safety

Circuit breakers provide dependable protection against overload and short circuits while allowing easy reset and reuse. They are widely used in industrial, automotive, and electronic systems requiring reliable circuit protection.

In-Stock Circuit Breakers with Fast Delivery

We offer a broad range of circuit breakers with strong inventory and stable supply channels. Whether for prototyping or large-scale production, we support fast quotation, no minimum order quantity, and BOM sourcing services. We also assist in sourcing obsolete or hard-to-find components to ensure supply continuity.

Product Features and Engineering Advantages

  • Reliable overcurrent and short-circuit protection
  • Resettable design for repeated use
  • Available in thermal, magnetic, and thermal-magnetic types
  • Wide current and voltage ratings
  • High safety and durability for critical applications
  • In-stock availability with fast global delivery
  • No MOQ required for flexible purchasing
  • Support for small batch and bulk orders
  • BOM quotation and component sourcing services
  • Alternative solutions for discontinued components
  • Original quality with third-party testing support

Applications in Power Distribution and Industrial Systems

Circuit breakers are widely used in power distribution systems, industrial equipment, automotive systems, and electronic devices to provide safe and reliable protection against electrical faults.

Quality Assurance and After-Sales Support

All products come with a 180-day warranty. In case of quality issues, customers must provide valid supporting materials such as authorized test reports, images, or videos. Any claims must be submitted within the warranty period. We ensure fast response and effective resolution.

FAQ

1. What is a circuit breaker used for?

A circuit breaker is used to protect electrical circuits from overload and short circuits by automatically interrupting current flow.

2. What is the difference between a fuse and a circuit breaker?

A fuse must be replaced after operation, while a circuit breaker can be reset and reused multiple times.

3. What types of circuit breakers are available?

Common types include thermal, magnetic, and thermal-magnetic circuit breakers, each suited for different protection requirements.

4. How do I choose the right circuit breaker?

Selection depends on current rating, voltage rating, trip characteristics, and application environment.

5. Do you support sourcing discontinued circuit breakers?

Yes, we help source obsolete or hard-to-find circuit breakers and can recommend suitable alternatives.

6. What is your quality assurance policy?

All products come with a 180-day warranty. Customers must provide authorized test reports or visual evidence for any claims within the valid period.

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