Manufacturer: OptiFuse × Clear Filters Showing 604 of 63 594 products
ACBP-24-V-40A

ACBP-24-V-40A

OptiFuse

Description

VER. BRACKET-TYPE I AUTO,40A 24V

In Stock: 0

$3.11000

141140

141140

OptiFuse

Description

HIGH AMPS CB - TYPE I AUTO, 140A

In Stock: 0

$22.00000

ACB-12-V-35A

ACB-12-V-35A

OptiFuse

Description

VER. BRACKET-TYPE I AUTO,35A 12V

In Stock: 0

$3.11000

253200

253200

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL,200A

In Stock: 0

$26.17000

MOCB-12-H-30A

MOCB-12-H-30A

OptiFuse

Description

HOR. BRACKET-TYPE II MOD,30A 12V

In Stock: 0

$3.49000

ACBM-2PX-30A

ACBM-2PX-30A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE I, 30A

In Stock: 0

$5.77000

MRCB-24-V-20A

MRCB-24-V-20A

OptiFuse

Description

VER. BRACKET - TYPE III, 20A 24V

In Stock: 0

$4.53000

143030

143030

OptiFuse

Description

HIGH AMP CB-TYPE III MANUAL, 30A

In Stock: 0

$22.00000

MOCB2-PL3-10A

MOCB2-PL3-10A

OptiFuse

Description

FUSE FOOTPRINT CB-TYPE II , 10A

In Stock: 380

$4.83000

MOCB-12-V-20A

MOCB-12-V-20A

OptiFuse

Description

VER. BRACKET-TYPE II MOD,20A 12V

In Stock: 0

$3.97000

CBW68-HF-70A-5P

CBW68-HF-70A-5P

OptiFuse

Description

CIR BRKR THRM 70A 250VAC 50VDC

In Stock: 37

$11.40000

CBW57-PF-20A-5X

CBW57-PF-20A-5X

OptiFuse

Description

CIR BRKR THRM 20A 250VAC 32VDC

In Stock: 89

$3.11000

MRCBM-2PX-8A

MRCBM-2PX-8A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE III, 8A

In Stock: 0

$6.37000

MRCBM-2PX-6A

MRCBM-2PX-6A

OptiFuse

Description

MAXI FUSE FOOTPRINT-TYPE III, 6A

In Stock: 0

$6.37000

141080

141080

OptiFuse

Description

HIGH AMPS CB - TYPE I AUTO, 80A

In Stock: 0

$22.00000

ACB-12-N-10A

ACB-12-N-10A

OptiFuse

Description

NO BRACKET-TYPE I AUTO, 10A 12V

In Stock: 1

$2.83000

CBW58-HS-12A-W

CBW58-HS-12A-W

OptiFuse

Description

CIR BRKR THRM 12A 250VAC 50VDC

In Stock: 75

$3.48000

MRCB-24-H-50A

MRCB-24-H-50A

OptiFuse

Description

HOR. BRACKET - TYPE III, 50A 24V

In Stock: 485

$4.53000

MOCB-24-H-30A

MOCB-24-H-30A

OptiFuse

Description

HOR. BRACKET-TYPE II MOD,30A 24V

In Stock: 0

$3.68000

MOCB2-PCL-20A

MOCB2-PCL-20A

OptiFuse

Description

FUSE CLIP FOOTPR. CB-TYPE II.20A

In Stock: 340

$6.69000

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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