AJ1-B0-12-620-121-D The Littelfuse Inc. AJ1-B0-12-620-121-D is a panel mount circuit breaker. It features a 20A current rating and 277V voltage rating.
Mfr Part #:

AJ1-B0-12-620-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AJ1-B0-12-620-121-D is a panel mount circuit breaker. It features a 20A current rating and 277V voltage rating.
Stock on Request

AJ1-B0-12-620-121-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

AJ1-B0-12-620-121-D Description

Short technical summary and product information.

The Littelfuse Inc. AJ1-B0-12-620-121-D is a magnetic (hydraulic delay) circuit breaker designed for panel mounting. It has a current rating of 20A and a voltage rating of 277V. This single-pole breaker features a rocker actuator and no illumination.

 

Key specifications include a 20A current rating and a 277V voltage rating. The breaker type is magnetic with a hydraulic delay, and it has one pole. Mounting is achieved via a panel mount solution. Approval agencies include CCC, CSA, UL, and VDE.

 

This circuit breaker is suitable for applications requiring reliable overcurrent protection. Its panel mount design facilitates integration into various electrical enclosures and control panels. The magnetic trip mechanism provides fast response to fault conditions.

AJ1-B0-12-620-121-D Quick Information

Product Type: Circuit Breaker
Series: AJ1
Canonical Name: Littelfuse Inc. AJ1-B0-12-620-121-D Circuit Breaker

AJ1-B0-12-620-121-D Compliance

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

AJ1-B0-12-620-121-D Features

  • Rated for 20A continuous current.
  • Operates at 277V AC/DC.
  • Single-pole magnetic hydraulic delay design.
  • Panel mount with rocker actuator.
  • Approved by CCC, CSA, UL, VDE.

AJ1-B0-12-620-121-D Applications

  • Used in power distribution panels.
  • Ideal for industrial control circuits.
  • Suitable for equipment protection.
  • Applied in commercial building systems.

AJ1-B0-12-620-121-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of this circuit breaker?

20A.

What is the voltage rating?

277V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1 pole.

What is the mounting type?

Panel Mount.

What actuator type does it have?

Rocker.

What approvals does it have?

CCC, CSA, UL, VDE.

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