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CA1-B8-42-450-121-C The Littelfuse Inc. CA1-B8-42-450-121-C is a 1-pole magnetic circuit breaker rated for 5A and 480V. It features a panel mount design with a lever actuator.
Mfr Part #:

CA1-B8-42-450-121-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. CA1-B8-42-450-121-C is a 1-pole magnetic circuit breaker rated for 5A and 480V. It features a panel mount design with a lever actuator.
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CA1-B8-42-450-121-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
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CA1-B8-42-450-121-C Description

Short technical summary and product information.

This Littelfuse Inc. CA1-B8-42-450-121-C is a single-pole circuit breaker designed for panel mounting. It operates with a magnetic hydraulic delay mechanism and features a lever actuator.

 

Key electrical specifications include a current rating of 5A and a voltage rating of 480V. The breaker is approved by CCC, CSA, and UL agencies, indicating compliance with various safety standards.

 

Environmental compliance includes RoHS3 compliance, MSL 1 rating, and REACH unaffected status. The breaker is designed for general-purpose applications where reliable overcurrent protection is required.

CA1-B8-42-450-121-C Quick Information

Product Type: Circuit Breaker
Series: CA1
Canonical Name: Littelfuse Inc. CA1-B8-42-450-121-C Circuit Breaker

CA1-B8-42-450-121-C Compliance

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

CA1-B8-42-450-121-C Features

  • 5A current rating for protection.
  • 480V voltage rating for power systems.
  • Panel mount design for easy installation.
  • Lever actuator for operation.
  • CCC, CSA, UL approved.

CA1-B8-42-450-121-C Applications

  • Overcurrent protection for industrial control panels
  • Branch circuit protection in power distribution
  • Motor circuit protection for single-phase loads
  • Panelboard protection in commercial electrical systems

CA1-B8-42-450-121-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the CA1-B8-42-450-121-C?

5A.

What is the voltage rating of the CA1-B8-42-450-121-C?

480V.

What type of circuit breaker is this?

Magnetic hydraulic delay.

How many poles does it have?

1.

What is the actuator type?

Lever.

What mounting type is supported?

Panel mount.

What approvals does the CA1-B8-42-450-121-C have?

CCC, CSA, UL.

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