30055-50 The Littelfuse 30055-50 is a single pole circuit breaker rated for 50A at 12V DC. It features an automatic reset actuator and chassis mount packaging.
Mfr Part #:

30055-50

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse 30055-50 is a single pole circuit breaker rated for 50A at 12V DC. It features an automatic reset actuator and chassis mount packaging.
Stock on Request

30055-50 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

30055-50 Description

Short technical summary and product information.

The Littelfuse 30055-50 is a single pole circuit breaker designed for 12V DC systems with a 50A current rating. It uses an automatic reset actuator, which allows the breaker to reset itself after a fault condition clears, making it suitable for applications where manual reset is impractical.

 

This circuit breaker is chassis mounted, providing a secure and stable installation in a variety of equipment enclosures. The part is RoHS3 compliant, supporting use in environmentally conscious designs.

 

With its 50A rating and 12V operating voltage, this breaker is appropriate for protecting DC circuits in automotive, marine, and industrial applications where overcurrent protection is required. The automatic reset feature helps minimize downtime in systems that may experience temporary overloads.

 

The unilluminated actuator keeps the design simple and reduces power consumption. This circuit breaker is a straightforward choice for engineers needing reliable overcurrent protection in a compact, chassis-mountable package.

30055-50 Quick Information

Product Type: Circuit Breaker
Canonical Name: 50A 12V Single Pole Automatic Reset Circuit Breaker
Subcategory: Circuit Breakers

30055-50 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

30055-50 Features

  • 50A current rating for 12V systems.
  • Single pole automatic reset design.
  • Chassis mount for secure installation.
  • RoHS3 compliant for environmental standards.
  • Unilluminated actuator for simple operation.

30055-50 Applications

  • Protects 12V DC automotive circuits.
  • Suitable for marine electrical systems.
  • Used in industrial control panels.
  • Ideal for battery protection applications.

30055-50 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the Littelfuse 30055-50?

The Littelfuse 30055-50 has a current rating of 50A.

What is the voltage rating of the Littelfuse 30055-50?

The Littelfuse 30055-50 has a voltage rating of 12V.

How many poles does the Littelfuse 30055-50 have?

The Littelfuse 30055-50 is a single pole circuit breaker.

What type of actuator does the Littelfuse 30055-50 use?

The Littelfuse 30055-50 uses an automatic reset actuator.

What is the mounting type for the Littelfuse 30055-50?

The Littelfuse 30055-50 is designed for chassis mounting.

30055-50 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
ACBP-12-V-50A
ACBP-12-V-50A
OptiFuse
The OptiFuse ACBP-12-V-50A is a 50A, 12V circuit breaker designed for chassis mounting. It features an automatic reset type.
View Part
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