Mfr Part #:

AJ1-B0-12-430-121-D

Magnetic (Hydraulic Delay) circuit breaker rated 3A at 277V, 1-pole, panel mount with rocker actuator. Approved by CCC, CSA, UL, VDE.

Stock on Request

AJ1-B0-12-430-121-D Description

Short technical summary and product information.

The AJ1-B0-12-430-121-D is a single-pole magnetic hydraulic delay circuit breaker from Littelfuse. It is rated for 3A continuous current at 277V. This breaker features a rocker actuator and is designed for panel mount installation. It is non-illuminated. The breaker holds approvals from CCC, CSA, UL, and VDE, ensuring compliance with international standards. Ideal for overcurrent protection in control panels, power distribution systems, and industrial equipment.

AJ1-B0-12-430-121-D Quick Information

Product Type: Circuit Breaker

Series: AJ1

Canonical Name: Littelfuse AJ1-B0-12-430-121-D 1-Pole 3A 277V Magnetic Hydraulic Delay Circuit Breaker

Subcategory: Panel Mount Circuit Breakers

AJ1-B0-12-430-121-D Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

AJ1-B0-12-430-121-D Features

Rated 3A at 277V continuous.
Single-pole magnetic hydraulic delay.
Panel mount with rocker actuator.
Approved by CCC, CSA, UL, VDE.
Non-illuminated actuator.

AJ1-B0-12-430-121-D Applications

Overcurrent protection in industrial control panels.
Power distribution in commercial equipment.
Panel-mounted circuit protection in machinery.
Suitable for branch circuit protection.

AJ1-B0-12-430-121-D FAQs

7 frequently asked questions generated from this part’s specifications.

What is the current rating of this circuit breaker?

The current rating is 3A.

What is the voltage rating?

The voltage rating is 277V.

How many poles does this breaker have?

This breaker has 1 pole.

What type of circuit breaker is this?

It is a Magnetic (Hydraulic Delay) circuit breaker.

What is the mounting type?

The mounting type is Panel Mount.

What are the agency approvals for this breaker?

It is approved by CCC, CSA, UL, and VDE.

What is the actuator type?

The actuator type is Rocker.

AJ1-B0-12-430-121-D Alternate Parts

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AJ1-B0-14-430-124-D

Littelfuse Inc.

The Littelfuse Inc. AJ1-B0-14-430-124-D is a single-pole, magnetic (hydraulic delay) circuit breaker designed for panel mounting. It features a 3A current rating and a 277V voltage rating.

View Part

AJ1-B2-14-430-124-D