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

CPP11S-52-3.00A-40099-3-V

CPP11S-52-3.00A-40099-3-V

Sensata Technologies – Airpax

Description

CIR BRKR MAG-HYDR PUSH-PULL

In Stock: 0

$16.32000

4230-T120-K0BU-15A

4230-T120-K0BU-15A

E-T-A

Description

CIR BRKR THERM 15A 480VAC/125VDC

In Stock: 0

$52.29000

4230-T120-K0DE-5A

4230-T120-K0DE-5A

E-T-A

Description

CIR BRK THERM-M 5A 480VAC/125VDC

In Stock: 0

$22.70000

W93-X112-50

W93-X112-50

TE Connectivity Potter & Brumfield Relays

Description

CIR BRKR MAG-HYDR 50A 277VAC

In Stock: 33

$112.67000

808-H-0.05A

808-H-0.05A

E-T-A

Description

CIR BRKR 50MA 120VAC 60VDC

In Stock: 0

$41.27400

106-M2-P10-014827-3.5A

106-M2-P10-014827-3.5A

E-T-A

Description

CIR BRKR THRM

In Stock: 0

$17.42300

4230-T120-K0DU-35A

4230-T120-K0DU-35A

E-T-A

Description

CIR BRKR THERM 35A 480VAC/125VDC

In Stock: 0

$52.29000

30056-30

30056-30

Wickmann / Littelfuse

Description

CIR BRKR 30A 12V MET HWD

In Stock: 78

$12.87000

W92-X112-40

W92-X112-40

TE Connectivity Potter & Brumfield Relays

Description

CIR BRKR MAG-HYDR 40A 277VAC

In Stock: 72

$67.48000

0914471

0914471

Phoenix Contact

Description

CIR BRKR THRMMAG 3A 250VAC 65VDC

In Stock: 263

$86.43000

3120-N321-P7T1-W19DG4-15A

3120-N321-P7T1-W19DG4-15A

E-T-A

Description

CIR BRKR THRM 15A 250VAC 50VDC

In Stock: 21

$47.54000

W58-XC4C12A-30

W58-XC4C12A-30

TE Connectivity Potter & Brumfield Relays

Description

CIR BRKR THRM 30A 250VAC 50VDC

In Stock: 0

$9.10000

TS-701-HT-12-K

TS-701-HT-12-K

Schurter

Description

CIR BRKR THRM 12A 250VAC 50VDC

In Stock: 99 300

$2.95000

CBW58-HL-25A

CBW58-HL-25A

OptiFuse

Description

CIR BRKR THRM 25A 250VAC 50VDC

In Stock: 297

$4.30000

4435.0209

4435.0209

Schurter

Description

CIR BRKR THRM 16A 240VAC 32VDC

In Stock: 33

$10.44000

T21-2-3.00A-01-10L

T21-2-3.00A-01-10L

Sensata Technologies – Airpax

Description

CIR BRKR MAG-HYDR 3A TOGGLE

In Stock: 0

$28.62000

4400.0547

4400.0547

Schurter

Description

CIR BRKR THRM 3.3A 240VAC 48VDC

In Stock: 53

$9.96000

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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