CA1-B2-42-620-121-D The Littelfuse Inc. CA1-B2-42-620-121-D is a 1-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

CA1-B2-42-620-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CA1-B2-42-620-121-D is a 1-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
Stock on Request
$ Price Range: $0.99

CA1-B2-42-620-121-D 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

CA1-B2-42-620-121-D Description

Short technical summary and product information.

This Littelfuse Inc. CA1-B2-42-620-121-D is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic hydraulic delay mechanism for reliable operation.

 

Key electrical specifications include a current rating of 20A and a voltage rating of 250V. The actuator type is a lever, and it does not feature illumination. The breaker is approved by CCC, CSA, UL, and VDE.

 

Environmental compliance includes RoHS3 compliance and an MSL rating of 1 Unlimited. REACH status is unaffected. The mounting type is panel mount, making it suitable for various enclosure installations.

CA1-B2-42-620-121-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. CA1-B2-42-620-121-D Circuit Breaker
Subcategory: Circuit Breaker

CA1-B2-42-620-121-D Compliance

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

CA1-B2-42-620-121-D Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

CA1-B2-42-620-121-D Features

  • 20A current rating for protection.
  • 250V voltage rating.
  • Magnetic hydraulic delay mechanism.
  • Panel mount design.
  • Lever actuator type.

CA1-B2-42-620-121-D Applications

  • Suitable for circuit protection in electronic devices.
  • Used in industrial control panels for overload protection.
  • Ideal for residential and commercial electrical systems.
  • Applicable in power distribution and safety circuits.

CA1-B2-42-620-121-D FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the CA1-B2-42-620-121-D circuit breaker?

The current rating is 20A.

What is the voltage rating for this circuit breaker?

The voltage rating is 250V.

What type of breaker mechanism does the CA1-B2-42-620-121-D use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the mounting type for this circuit breaker?

The mounting type is Panel Mount.

CA1-B2-42-620-121-D Alternate Parts

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BA1-B0-22-620-122-D
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The Littelfuse Inc. BA1-B0-22-620-122-D is a 1-pole circuit breaker rated for 20A and 250V. It features a magnetic hydraulic delay and a lever actuator.
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The Littelfuse Inc. BA1-B0-26-620-112-D is a magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 250V voltage rating.
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