CB4-B0-44-630-121-E The Littelfuse Inc. CB4-B0-44-630-121-E is a 4-pole magnetic circuit breaker with a 30A current rating and 250V voltage rating. It is designed for panel mounting.
Mfr Part #:

CB4-B0-44-630-121-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CB4-B0-44-630-121-E is a 4-pole magnetic circuit breaker with a 30A current rating and 250V voltage rating. It is designed for panel mounting.
Stock on Request
$ Price Range: $0.99

CB4-B0-44-630-121-E 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-B0-44-630-121-E Description

Short technical summary and product information.

This Littelfuse Inc. CB4-B0-44-630-121-E is a 4-pole circuit breaker featuring a magnetic (hydraulic delay) tripping mechanism. It offers a current rating of 30A and a voltage rating of 250V.

 

The breaker is designed for panel mounting and has a lever actuator. It is classified under the 'Circuit Breakers' category.

 

Key specifications include a 30A current rating and a 250V voltage rating. The breaker type is magnetic with a hydraulic delay, and it has 4 poles. The mounting type is panel mount, and the actuator type is a lever. Illumination is not provided.

 

Environmental compliance includes RoHS3 compliance, Moisture Sensitivity Level 1, and REACH unaffected status. Approval agencies listed are CCC, CSA, TUV, and UL.

CB4-B0-44-630-121-E Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CB4-B0-44-630-121-E Circuit Breaker
Subcategory: Circuit Breaker

CB4-B0-44-630-121-E Compliance

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

CB4-B0-44-630-121-E Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

CB4-B0-44-630-121-E Features

  • 30A current rating for power control.
  • 250V voltage rating for electrical systems.
  • Magnetic (hydraulic delay) breaker type.
  • 4-pole configuration for multi-circuit protection.
  • Panel mount design for easy installation.

CB4-B0-44-630-121-E Applications

  • Used in electrical distribution panels.
  • Suitable for industrial control systems.
  • Applicable in machinery safety circuits.
  • Ideal for power supply protection.

CB4-B0-44-630-121-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CB4-B0-44-630-121-E circuit breaker?

The current rating is 30A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker is the CB4-B0-44-630-121-E?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 4 poles.

How is the CB4-B0-44-630-121-E mounted?

It is designed for Panel Mount.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

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