Manufacturer: OptiFuse × Clear Filters Showing 604 of 63 594 products
MOCB2-PL3-25A

MOCB2-PL3-25A

OptiFuse

Description

FUSE FOOTPRINT CB-TYPE II , 25A

In Stock: 0

$4.83000

MOCB-12-H-10A

MOCB-12-H-10A

OptiFuse

Description

HOR. BRACKET-TYPE II MOD,10A 12V

In Stock: 0

$3.49000

153040

153040

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL, 40A

In Stock: 573

$23.14000

MRCBM-2PX-15A

MRCBM-2PX-15A

OptiFuse

Description

MAXI FUSE FOOTPR.-TYPE III, 15A

In Stock: 0

$6.37000

CBW58-HS-20A-5C

CBW58-HS-20A-5C

OptiFuse

Description

CIR BRKR THRM 20A 250VAC 50VDC

In Stock: 19

$3.66000

353040

353040

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL, 40A

In Stock: 0

$25.79000

MOCB-12-N-30A

MOCB-12-N-30A

OptiFuse

Description

NO BRACKET-TYPE II MOD, 30A 12V

In Stock: 0

$3.97000

CBW58-HL4-35A-5X

CBW58-HL4-35A-5X

OptiFuse

Description

CIR BRKR THRM 35A 250VAC 50VDC

In Stock: 642

$5.66000

MOCB-12-V-10A

MOCB-12-V-10A

OptiFuse

Description

VER. BRACKET-TYPE II MOD,10A 12V

In Stock: 0

$3.97000

ACBM-PX-50A

ACBM-PX-50A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE I, 50A

In Stock: 0

$5.77000

MOCBM-PL-25A

MOCBM-PL-25A

OptiFuse

Description

REG. FUSE FOOTPR CB-TYPE II, 25A

In Stock: 0

$3.00000

ACBP-24-N-40A

ACBP-24-N-40A

OptiFuse

Description

NO BRACKET-TYPE I AUTO,40A 24V

In Stock: 0

$2.83000

ACB-24-N-50A

ACB-24-N-50A

OptiFuse

Description

NO BRACKET-TYPE I AUTO, 50A 24V

In Stock: 0

$2.83000

253070

253070

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL, 70A

In Stock: 0

$24.66000

ACB-12-V-25A

ACB-12-V-25A

OptiFuse

Description

VER. BRACKET-TYPE I AUTO,25A 12V

In Stock: 82

$3.11000

MOCBM-PL-10A

MOCBM-PL-10A

OptiFuse

Description

REG. FUSE FOOTPR CB-TYPE II, 10A

In Stock: 0

$3.00000

MRCB-24-V-10A

MRCB-24-V-10A

OptiFuse

Description

VER. BRACKET - TYPE III, 10A 24V

In Stock: 0

$4.53000

CBW58-HL4-10A-5C

CBW58-HL4-10A-5C

OptiFuse

Description

CIR BRKR THRM 10A 250VAC 50VDC

In Stock: 95

$4.47000

ACBP-24-V-10A

ACBP-24-V-10A

OptiFuse

Description

VER. BRACKET-TYPE I AUTO,10A 24V

In Stock: 0

$3.11000

CBW58-BL-40A-5X

CBW58-BL-40A-5X

OptiFuse

Description

CIR BRKR THRM 40A 250VAC 50VDC

In Stock: 2

$8.31000

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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