MS1-B-12-440-2-1CA-A-0AA The Littelfuse Inc. MS1-B-12-440-2-1CA-A-0AA is a magnetic circuit breaker with a 4A current rating and 240V voltage rating. It is designed for panel mounting.
Mfr Part #:

MS1-B-12-440-2-1CA-A-0AA

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. MS1-B-12-440-2-1CA-A-0AA is a magnetic circuit breaker with a 4A current rating and 240V voltage rating. It is designed for panel mounting.
Stock on Request
$ Price Range: $0.99

MS1-B-12-440-2-1CA-A-0AA Specifications Quick View

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

MS1-B-12-440-2-1CA-A-0AA Description

Short technical summary and product information.

This Littelfuse Inc. MS1-B-12-440-2-1CA-A-0AA is a single-pole magnetic circuit breaker with a hydraulic delay mechanism. It offers a current rating of 4A and a voltage rating of 240V.

 

The breaker features a panel mount design and a toggle actuator. It does not include illumination.

 

Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status, though these are unverified. The part is suitable for general circuit protection applications where a reliable magnetic trip mechanism is required.

MS1-B-12-440-2-1CA-A-0AA Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. MS1-B-12-440-2-1CA-A-0AA Magnetic Circuit Breaker
Subcategory: Magnetic

MS1-B-12-440-2-1CA-A-0AA Compliance

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

MS1-B-12-440-2-1CA-A-0AA Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

MS1-B-12-440-2-1CA-A-0AA Features

  • 4A current rating for circuit protection.
  • 240V voltage rating for various applications.
  • Panel mount design for easy installation.
  • Magnetic breaker with hydraulic delay.
  • Single pole configuration.

MS1-B-12-440-2-1CA-A-0AA Applications

  • Suitable for general circuit protection.
  • Ideal for panel mounted systems.
  • Used in electrical control panels.
  • Provides overcurrent protection.

MS1-B-12-440-2-1CA-A-0AA FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the MS1-B-12-440-2-1CA-A-0AA circuit breaker?

The current rating is 4A.

What is the voltage rating for this circuit breaker?

The voltage rating is 240V.

How is the MS1-B-12-440-2-1CA-A-0AA circuit breaker mounted?

It is designed for panel mounting.

What type of breaker is the MS1-B-12-440-2-1CA-A-0AA?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This circuit breaker has 1 pole.

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