3120-N311-P7T1-W01D-10A

3120-N311-P7T1-W01D-10A

E-T-A

Description

CIR BRKR THRM 10A 250VAC 50VDC

In Stock: 0

$21.10000

R59-12A

R59-12A

NTE Electronics, Inc.

Description

CIR BRKR THRM 12A 250VAC 32VDC

In Stock: 49

$4.80000

DA2-B0-34-450-121-C

DA2-B0-34-450-121-C

Carling Technologies

Description

CIR BRKR MAGHYDR 5A 480VAC 65VDC

In Stock: 0

$124.96500

9926251001

9926251001

Weidmuller

Description

CIR BRKR MAG-HYDR 1A 120VAC

In Stock: 71

$32.53000

30056-50

30056-50

Wickmann / Littelfuse

Description

CIR BRKR 50A 12V MET HWD

In Stock: 76

$18.61000

IULK1-1-53-40.0-01

IULK1-1-53-40.0-01

Sensata Technologies – Airpax

Description

CIR BRKR MAG-HYDR 40A LEVER

In Stock: 0

$39.78000

2C50UL

2C50UL

Altech Corporation

Description

CIR BRKR THRM-MAG 50A LEVER

In Stock: 18

$56.00000

BR1C5UC

BR1C5UC

Weidmuller

Description

CB MCB 489 1P C 5A ACDC

In Stock: 6 975

$30.40000

4430.23

4430.23

Schurter

Description

CIR BRKR THRM 20A 240VAC 60VDC

In Stock: 118

$26.84000

3600-P10-SI-4A

3600-P10-SI-4A

E-T-A

Description

CIR BRKR THRMMAG 4A 250VAC 65VDC

In Stock: 0

$84.56400

4435.0218

4435.0218

Schurter

Description

CIR BRKR THRM 4A 240VAC 60VDC

In Stock: 10

$16.42000

W33-T2N1Q-15

W33-T2N1Q-15

TE Connectivity Potter & Brumfield Relays

Description

CIR BRKR THRM 15A 250VAC 50VDC

In Stock: 0

$53.16000

2-5700-IG1-P10-0.2A

2-5700-IG1-P10-0.2A

E-T-A

Description

CIR BRKR THRM 200MA 250VAC 50VDC

In Stock: 0

$18.70400

2907503

2907503

Phoenix Contact

Description

CIR BRKR 2A 480VAC 125VDC

In Stock: 440

$42.00000

W67-X2Q13-20

W67-X2Q13-20

TE Connectivity Potter & Brumfield Relays

Description

CIR BRKR MAG-HYDR 20A 277VAC

In Stock: 0

$25.51500

4230-T130-K0CU-8A

4230-T130-K0CU-8A

E-T-A

Description

CIR BRK THERM-M 8A 480VAC/125VDC

In Stock: 0

$81.50000

T11-3-.500A-01-21BL-V

T11-3-.500A-01-21BL-V

Sensata Technologies – Airpax

Description

CIR BRKR MAG-HYDR 500MA TOGGLE

In Stock: 33

$15.48000

4420.0325

4420.0325

Schurter

Description

CIR BRKR THRM MAG 1A 480V 65V

In Stock: 0

$67.31200

CBW58-HL4-15A-5

CBW58-HL4-15A-5

OptiFuse

Description

CIR BRKR THRM 15A 250VAC 50VDC

In Stock: 440

$3.81000

106-M2-P10-1.8A

106-M2-P10-1.8A

E-T-A

Description

CIR BRKR THRM 1.8A 250VAC 48VDC

In Stock: 37

$21.71000

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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