Manufacturer: Weidmuller × Clear Filters Showing 1 415 of 63 594 products
BR3D15UC

BR3D15UC

Weidmuller

Description

CB MCB 489 3P D 15A ACDC

In Stock: 623

$86.84000

9104183500

9104183500

Weidmuller

Description

CIR BRKR 200MA 250VAC 80VDC

In Stock: 28

$62.81000

BR2C4UC

BR2C4UC

Weidmuller

Description

CB MCB 489 2P C 4A ACDC

In Stock: 4 130

$57.90000

9926252520

9926252520

Weidmuller

Description

CIR BRKR MAG-HYDR 20A 480VAC

In Stock: 420

$59.13000

BR1D3UC

BR1D3UC

Weidmuller

Description

CB MCB 489 1P D 3A ACDC

In Stock: 271 126

$30.40000

1279020000

1279020000

Weidmuller

Description

CIR BRKR THRM 4A 250VAC 65VDC

In Stock: 1 865

$21.10000

9101203500

9101203500

Weidmuller

Description

CIR BRKR THRMMAG 1A 250VAC 80VDC

In Stock: 17 127

$55.71000

BR2D5UC

BR2D5UC

Weidmuller

Description

CB MCB 489 2P D 5A ACDC

In Stock: 18 164

$57.90000

9926251540

9926251540

Weidmuller

Description

CIR BRKR MAG-HYDR 40A 240VAC

In Stock: 12

$28.01417

1279010000

1279010000

Weidmuller

Description

CIR BRKR THRM 3.5A 250VAC 65VDC

In Stock: 545

$21.10000

BR3C10UC

BR3C10UC

Weidmuller

Description

CB MCB 489 3P C 10A ACDC

In Stock: 29 637

$86.84000

6720005354

6720005354

Weidmuller

Description

ESX10-TC-114-DC12V-4A-E

In Stock: 519

$119.29000

1279050000

1279050000

Weidmuller

Description

CIR BRKR THRM 7A 250VAC 65VDC

In Stock: 365

$21.10000

1278920000

1278920000

Weidmuller

Description

CIR BRKR THRM 600MA 250VAC 65VDC

In Stock: 5

$21.10000

9926251510

9926251510

Weidmuller

Description

CIR BRKR MAG-HYDR 10A 240VAC

In Stock: 1 930

$31.80000

9926251001

9926251001

Weidmuller

Description

CIR BRKR MAG-HYDR 1A 120VAC

In Stock: 71

$32.53000

BR1C5UC

BR1C5UC

Weidmuller

Description

CB MCB 489 1P C 5A ACDC

In Stock: 6 975

$30.40000

9926251007

9926251007

Weidmuller

Description

CIR BRKR MAG-HYDR 7A 120VAC

In Stock: 19

$32.53000

BR1D5UC

BR1D5UC

Weidmuller

Description

CB MCB 489 1P D 5A ACDC

In Stock: 16 326

$30.40000

6720005306

6720005306

Weidmuller

Description

CIR BRKR THRM 6A 24VDC SLD SWCH

In Stock: 0

$119.29000

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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