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AJ1-A0-03-630-1A3-C Single pole 30A, 277V circuit breaker from Littelfuse with panel mount and rocker actuator. It is a switch-only type breaker with CCC, CSA, and UL approvals.
Mfr Part #:

AJ1-A0-03-630-1A3-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Single pole 30A, 277V circuit breaker from Littelfuse with panel mount and rocker actuator. It is a switch-only type breaker with CCC, CSA, and UL approvals.
Stock on Request

AJ1-A0-03-630-1A3-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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AJ1-A0-03-630-1A3-C Description

Short technical summary and product information.

The Littelfuse AJ1-A0-03-630-1A3-C is a single pole circuit breaker rated for 30A continuous current at 277VAC. It features a rocker actuator and is designed for panel mount installation. This breaker is classified as a switch-only type, meaning it functions as a manual on/off switch without automatic trip protection.

 

The component is approved by CCC, CSA, and UL, ensuring compliance with international safety standards. It has a non-illuminated actuator and is listed as RoHS3 compliant, with REACH unaffected status and MSL level 1.

 

This circuit breaker is suitable for applications requiring reliable manual switching in industrial and commercial environments. The panel mount design allows for easy integration into control panels and power distribution systems.

AJ1-A0-03-630-1A3-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse AJ1-A0-03-630-1A3-C Circuit Breaker, 30A, 277V, 1 Pole, Panel Mount, Rocker Actuator
Subcategory: Switch Type Circuit Breaker

AJ1-A0-03-630-1A3-C Compliance

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

AJ1-A0-03-630-1A3-C Features

  • Rated for 30A continuous current at 277V.
  • Single pole design for manual on/off control.
  • Panel mount with rocker actuator.
  • Non-illuminated actuator.
  • Approved by CCC, CSA, and UL.

AJ1-A0-03-630-1A3-C Applications

  • Panel mount disconnect for industrial controls.
  • Suitable for 277V lighting circuit switching.
  • Used in HVAC equipment power isolation.
  • Ideal for 30A branch circuit manual switching.

AJ1-A0-03-630-1A3-C FAQs

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

30A.

What is the voltage rating?

277V.

How many poles does this circuit breaker have?

1 pole.

What type of actuator does it use?

Rocker actuator.

What is the mounting type?

Panel mount.

What approvals does this circuit breaker have?

CCC, CSA, and UL.

What is the breaker type?

Switch only.

AJ1-A0-03-630-1A3-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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AK1-A0-03-630-121-C
AK1-A0-03-630-121-C
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This Littelfuse circuit breaker is a 1-pole, 30A, 277V switch-only type with a rocker actuator. It is designed for panel mount applications and holds CCC, CSA, and UL approvals.
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AK1-A0-03-630-423-C
AK1-A0-03-630-423-C
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Littelfuse AK1-A0-03-630-423-C is a 30A, 277V, 1-pole switch only circuit breaker with rocker actuator and panel mount. It is approved by CCC, CSA, and UL.
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AC1-A0-03-630-131-C
AC1-A0-03-630-131-C
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The Littelfuse Inc. AC1-A0-03-630-131-C is a hydraulic-magnetic circuit breaker. It offers a 30A current rating and a 277V voltage rating.
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AC1-A0-03-630-1F3-C
AC1-A0-03-630-1F3-C
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The Littelfuse Inc. AC1-A0-03-630-1F3-C is a single-pole circuit breaker designed for panel mounting. It features a 30A current rating and a 277V voltage rating.
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