AF1-B0-21-450-231-C The Littelfuse Inc. AF1-B0-21-450-231-C is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 277V voltage rating.
Mfr Part #:

AF1-B0-21-450-231-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AF1-B0-21-450-231-C is a single-pole, magnetic (hydraulic delay) circuit breaker. It features a 5A current rating and a 277V voltage rating.
Stock on Request
$ Price Range: $0.99

AF1-B0-21-450-231-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

AF1-B0-21-450-231-C Description

Short technical summary and product information.

This Littelfuse Inc. AF1-B0-21-450-231-C is a single-pole circuit breaker designed for panel mounting. It operates with a 5A current rating and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, offering specific protection characteristics. The actuator type is a rocker, providing a clear manual interface for operation. It is approved by CCC, CSA, and UL agencies, indicating compliance with relevant safety standards.

 

This component is suitable for applications requiring reliable circuit protection with defined current and voltage limits. Its panel mount design facilitates integration into various electrical enclosures and systems.

AF1-B0-21-450-231-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AF1-B0-21-450-231-C Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AF1-B0-21-450-231-C Compliance

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

AF1-B0-21-450-231-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

AF1-B0-21-450-231-C Features

  • 5A current rating for circuit protection.
  • 277V voltage rating for electrical systems.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy integration.
  • Rocker actuator for manual operation.

AF1-B0-21-450-231-C Applications

  • Used in electrical distribution panels.
  • Suitable for industrial control systems.
  • Applied in commercial building circuits.
  • General purpose circuit protection needs.

AF1-B0-21-450-231-C FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the AF1-B0-21-450-231-C circuit breaker?

The current rating is 5A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AF1-B0-21-450-231-C use?

It uses a magnetic (hydraulic delay) mechanism.

How is this circuit breaker mounted?

It is designed for panel mounting.

What agencies have approved this circuit breaker?

It is approved by CCC, CSA, and UL.

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