CB4-B0-44-630-921-C The Littelfuse Inc. CB4-B0-44-630-921-C is a 4-pole circuit breaker. It features a 30A current rating and a 480V voltage rating.
Mfr Part #:

CB4-B0-44-630-921-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CB4-B0-44-630-921-C is a 4-pole circuit breaker. It features a 30A current rating and a 480V voltage rating.
Stock on Request
$ Price Range: $0.99

CB4-B0-44-630-921-C Specifications Quick View

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

CB4-B0-44-630-921-C Description

Short technical summary and product information.

This Littelfuse Inc. CB4-B0-44-630-921-C is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It offers a robust 30A current rating and a 480V voltage rating, suitable for various industrial and commercial applications.

 

The breaker is a 4-pole unit with a lever actuator and no illumination. It is specified as RoHS3 Compliant, with an MSL of 1 Unlimited, and REACH Unaffected. Approval agencies include CCC, CSA, and UL.

 

This component is ideal for applications requiring reliable overcurrent protection with a specific hydraulic delay characteristic. Its panel mount design facilitates integration into control panels and electrical enclosures.

CB4-B0-44-630-921-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CB4-B0-44-630-921-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

CB4-B0-44-630-921-C Compliance

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

CB4-B0-44-630-921-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

CB4-B0-44-630-921-C Features

  • 4-pole magnetic hydraulic delay circuit breaker.
  • Rated for 30A current and 480V voltage.
  • Panel mount design with lever actuator.
  • Approved by CCC, CSA, and UL agencies.
  • RoHS3 compliant and MSL 1 rated.

CB4-B0-44-630-921-C Applications

  • Provides overcurrent protection in control panels.
  • Suitable for industrial power distribution.
  • Used in electrical enclosure systems.
  • Offers reliable circuit interruption.

CB4-B0-44-630-921-C FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CB4-B0-44-630-921-C circuit breaker?

The current rating is 30A.

What is the voltage rating for this circuit breaker?

The voltage rating is 480V.

How many poles does the CB4-B0-44-630-921-C have?

It has 4 poles.

What type of breaker mechanism does this unit use?

It uses a Magnetic (Hydraulic Delay) mechanism.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

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