AC1-B2-54-485-4A1-C The Littelfuse Inc. AC1-B2-54-485-4A1-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Mfr Part #:

AC1-B2-54-485-4A1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AC1-B2-54-485-4A1-C is a 1-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a rocker actuator.
Stock on Request
$ Price Range: $0.99

AC1-B2-54-485-4A1-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
Storage Temperature
Tape & Reel
Voltage Rating

AC1-B2-54-485-4A1-C Description

Short technical summary and product information.

This Littelfuse Inc. AC1-B2-54-485-4A1-C is a single-pole circuit breaker with a current rating of 8.5A and a voltage rating of 277V. It utilizes a magnetic (hydraulic delay) tripping mechanism for reliable circuit protection.

 

The breaker is designed for panel mounting and features a rocker-style actuator for manual operation. It has received CCC, CSA, and UL approval agency certifications, indicating compliance with relevant safety standards.

 

Additional specifications include a moisture sensitivity level of 1 (unlimited) and RoHS3 compliance. The breaker is suitable for applications requiring a 1-pole, 8.5A, 277V circuit protection device with a panel mount configuration.

AC1-B2-54-485-4A1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AC1-B2-54-485-4A1-C Circuit Breaker
Subcategory: Circuit Breaker

AC1-B2-54-485-4A1-C Compliance

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

AC1-B2-54-485-4A1-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

AC1-B2-54-485-4A1-C Features

  • 8.5A current rating for circuit protection.
  • 277V voltage rating for various applications.
  • Magnetic hydraulic delay tripping mechanism.
  • Panel mount design with rocker actuator.
  • CCC, CSA, UL approved for safety.

AC1-B2-54-485-4A1-C Applications

  • Ideal for general purpose circuit protection.
  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Applicable in equipment requiring 1-pole breakers.

AC1-B2-54-485-4A1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AC1-B2-54-485-4A1-C circuit breaker?

The current rating is 8.5A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

How is the AC1-B2-54-485-4A1-C circuit breaker mounted?

It is designed for panel mounting.

What type of breaker mechanism does this unit use?

It uses a magnetic (hydraulic delay) mechanism.

How many poles does the AC1-B2-54-485-4A1-C have?

It has 1 pole.

What is the RoHS status of this component?

It is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The MSL is 1 Unlimited.

AC1-B2-54-485-4A1-C Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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AC1-B2-54-485-511-C
AC1-B2-54-485-511-C
Littelfuse Inc.
The Littelfuse Inc. AC1-B2-54-485-511-C is a magnetic (hydraulic delay) circuit breaker. It features an 8.5A current rating and a 277V voltage rating.
View Part
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