Manufacturer: Weidmuller × Clear Filters Showing 1 415 of 63 594 products
BR3C50UC

BR3C50UC

Weidmuller

Description

CB MCB 489 3P C 50A ACDC

In Stock: 270

$86.84000

BR3D4UC

BR3D4UC

Weidmuller

Description

CB MCB 489 3P D 4A ACDC

In Stock: 4

$86.84000

9926252501

9926252501

Weidmuller

Description

CIR BRKR MAG-HYDR 1A 480VAC

In Stock: 0

$57.58333

9124213500

9124213500

Weidmuller

Description

CIR BRKR 16A 250VAC 80VDC

In Stock: 523

$62.81000

9926252001

9926252001

Weidmuller

Description

CIR BRKR MAG-HYDR 1A 240VAC

In Stock: 5 558

$61.95000

9124163500

9124163500

Weidmuller

Description

CIR BRKR 3.5A 250VAC 80VDC

In Stock: 7 135

$62.81000

BR3C2UC

BR3C2UC

Weidmuller

Description

CB MCB 489 3P C 2A ACDC

In Stock: 687

$86.84000

SU1D3UC

SU1D3UC

Weidmuller

Description

CB PROTECTOR 1077 1P D 3A ACDC

In Stock: 1 162

$23.61000

1279030000

1279030000

Weidmuller

Description

CIR BRKR THRM 5A 250VAC 65VDC

In Stock: 0

$21.10000

BR3C15UC

BR3C15UC

Weidmuller

Description

CB MCB 489 3P C 15A ACDC

In Stock: 1 164

$86.84000

6720005310

6720005310

Weidmuller

Description

CIR BRKR THRM 10A 24VDC SLD SWCH

In Stock: 335

$119.29000

BR3C5UC

BR3C5UC

Weidmuller

Description

CB MCB 489 3P C 5A ACDC

In Stock: 4 168

$86.84000

9926252005

9926252005

Weidmuller

Description

CIR BRKR MAG-HYDR 5A 240VAC

In Stock: 148 654

$61.95000

SU1C1UC

SU1C1UC

Weidmuller

Description

CB PROTECTOR 1077 1P C 1A ACDC

In Stock: 6 091 757

$23.61000

9926252003

9926252003

Weidmuller

Description

CIR BRKR MAG-HYDR 3A 240VAC

In Stock: 6 119

$61.95000

SU1C20UC

SU1C20UC

Weidmuller

Description

CB PROTECTOR 1077 1P C 20A ACDC

In Stock: 24 810

$23.61000

9926252504

9926252504

Weidmuller

Description

CIR BRKR MAG-HYDR 4A 480VAC

In Stock: 34

$57.58333

SU1C4UC

SU1C4UC

Weidmuller

Description

CB PROTECTOR 1077 1P C 4A ACDC

In Stock: 32 187

$23.61000

SU3C30UC

SU3C30UC

Weidmuller

Description

CB PROTECTOR 1077 3P C 30A ACDC

In Stock: 4 122

$54.48000

SU2C10UC

SU2C10UC

Weidmuller

Description

CB PROTECTOR 1077 2P C 10A ACDC

In Stock: 7 951

$38.14000

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.

Top