AF1-B0-42-620-2B1-I The Littelfuse Inc. AF1-B0-42-620-2B1-I is a circuit breaker designed for protection applications. It features a 20A current rating and a 250V voltage rating.
Mfr Part #:

AF1-B0-42-620-2B1-I

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AF1-B0-42-620-2B1-I is a circuit breaker designed for protection applications. It features a 20A current rating and a 250V voltage rating.
Stock on Request

AF1-B0-42-620-2B1-I Specifications Quick View

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

AF1-B0-42-620-2B1-I Description

Short technical summary and product information.

The Littelfuse Inc. AF1-B0-42-620-2B1-I is a single-pole circuit breaker with a magnetic (hydraulic delay) type. It is rated for 20A current and 250V AC voltage, with an additional AC rating of 277V and DC rating of 80V.

 

This circuit breaker is designed for panel mounting and features a rocker actuator. It has received approvals from CCC, CSA, UL1077, and UL1500, indicating its suitability for various applications requiring reliable circuit protection.

 

The component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1, signifying unlimited shelf life under recommended storage conditions. The REACH status is unaffected.

 

This circuit breaker is suitable for applications requiring robust overcurrent protection and compliance with international safety standards.

AF1-B0-42-620-2B1-I Quick Information

Product Type: Circuit Breaker
Series: AF1
Canonical Name: Littelfuse Inc. AF1-B0-42-620-2B1-I Circuit Breaker

AF1-B0-42-620-2B1-I Compliance

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

AF1-B0-42-620-2B1-I Features

  • 20A current rating for circuit protection.
  • 250V AC voltage rating.
  • Panel mountable design.
  • Magnetic (hydraulic delay) breaker type.
  • CCC, CSA, UL1077, UL1500 approved.

AF1-B0-42-620-2B1-I Applications

  • Ideal for power distribution and control panels.
  • Suitable for industrial equipment with motor inrush currents.
  • Used in auxiliary circuits requiring overcurrent protection.
  • Applicable in marine and automotive environments (UL1500).
  • Provides branch circuit protection in UL1077 applications.

AF1-B0-42-620-2B1-I FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AF1-B0-42-620-2B1-I circuit breaker?

The circuit breaker is rated for 277V AC and 80V DC.

What is the current rating of this circuit breaker?

The current rating is 20A.

What type of circuit breaker is the AF1-B0-42-620-2B1-I?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does this circuit breaker have?

It is a single-pole circuit breaker.

What actuator type does the AF1-B0-42-620-2B1-I use?

It features a rocker actuator.

What approvals does this circuit breaker have?

It carries approvals from CCC, CSA, UL1077, and UL1500.

What is the mounting type and packaging of this circuit breaker?

It is panel mount and supplied in bulk packaging.

AF1-B0-42-620-2B1-I Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
AF1-B9-26-620-2B1-I
AF1-B9-26-620-2B1-I
Littelfuse Inc.
The AF1-B9-26-620-2B1-I is a panel mount circuit breaker rated for 20A at 250V, with a rocker actuator and magnetic hydraulic delay mechanism.
View Part
C21-B0-34-620-3A1-I
C21-B0-34-620-3A1-I
Littelfuse Inc.
The C21-B0-34-620-3A1-I is a circuit breaker manufactured by Littelfuse Inc. with a 20A current rating and 250V voltage rating. It features a rocker actuator and panel mounting type.
View Part
Home
Account

Categories