Manufacturer: Altech Corporation × Clear Filters Showing 2 247 of 63 594 products
GFR4D20300

GFR4D20300

Altech Corporation

Description

EGFP+OL 20A480Y277V AC 300MA D T

In Stock: 0

$198.54000

3CU05L

3CU05L

Altech Corporation

Description

3CU05L0.5AMCBCCHAR3P 480Y/277VAC

In Stock: 0

$72.00000

1G05UM

1G05UM

Altech Corporation

Description

1G05UM0.5A CIRCUIT BREAKER G CHA

In Stock: 0

$19.80000

GFR2D30030

GFR2D30030

Altech Corporation

Description

EGFP+OL 30A277V AC 30MA D TRIP 1

In Stock: 0

$100.07000

MS063

MS063

Altech Corporation

Description

MS063 MANUAL MOTOR CONTROLLER 04

In Stock: 0

$63.22500

1C10DL

1C10DL

Altech Corporation

Description

1C10DL 10A CIRCUIT BREAKER C CHA

In Stock: 0

$25.90000

GFL2B150302

GFL2B150302

Altech Corporation

Description

MCCB+EGFP 15A240V AC 30MA B TRIP

In Stock: 156

$85.32000

3D5UL

3D5UL

Altech Corporation

Description

3D5UL 5A CIRCUIT BREAKER D CHAR3

In Stock: 52

$78.00000

2B12UR

2B12UR

Altech Corporation

Description

2B12UR 12A MCB B CHAR 2 P 480Y/2

In Stock: 0

$25.60000

2B30UR

2B30UR

Altech Corporation

Description

2B30UR 30A MCB B CHAR 2 P 480Y/2

In Stock: 0

$25.60000

2D25DL

2D25DL

Altech Corporation

Description

2D25DL 25A CIRCUIT BREAKER D CHA

In Stock: 18

$53.20000

2BU4R

2BU4R

Altech Corporation

Description

2BU4R 4A MCBBCHAR2P 480Y/277VACU

In Stock: 0

$24.00000

3B12UR

3B12UR

Altech Corporation

Description

CIRCUIT BREAKER 12A B 3P 277V UL

In Stock: 0

$40.32000

GFR2D05010

GFR2D05010

Altech Corporation

Description

EGFP+OL 5A277V AC 10MA D TRIP 1P

In Stock: 2

$98.15000

UTE100N-FMU-100

UTE100N-FMU-100

Altech Corporation

Description

CIRCUIT BREAKER 100A 3P

In Stock: 7

$446.44000

GFL2B20030SN

GFL2B20030SN

Altech Corporation

Description

MCCB+EGFP 20A120240V AC 30MA B T

In Stock: 0

$105.75000

3CU16L

3CU16L

Altech Corporation

Description

3CU16L16AMCBCCHAR3P 480Y/277VACU

In Stock: 0

$72.00000

GFL2B08100S

GFL2B08100S

Altech Corporation

Description

MCCB+EGFP 8A120240V AC 100MA B T

In Stock: 0

$122.16667

1D32UR

1D32UR

Altech Corporation

Description

1D32UR 32A MCB D CHAR 1 P 277VAC

In Stock: 12

$14.08000

GFL2C15100SN

GFL2C15100SN

Altech Corporation

Description

MCCB+EGFP 15A120240V AC 100MA C

In Stock: 0

$122.16667

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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