DA1-B0-44-420-121-C The Littelfuse Inc. DA1-B0-44-420-121-C is a 1-pole circuit breaker rated for 2A and 277V. It features a magnetic (hydraulic delay) trip type and a lever actuator.
Mfr Part #:

DA1-B0-44-420-121-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. DA1-B0-44-420-121-C is a 1-pole circuit breaker rated for 2A and 277V. It features a magnetic (hydraulic delay) trip type and a lever actuator.
Stock on Request
$ Price Range: $0.99

DA1-B0-44-420-121-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

DA1-B0-44-420-121-C Description

Short technical summary and product information.

This Littelfuse Inc. DA1-B0-44-420-121-C is a single-pole circuit breaker designed for reliable circuit protection. It has a current rating of 2 Amps and a voltage rating of 277 Volts.

 

The breaker type is magnetic with a hydraulic delay, offering specific trip characteristics suitable for various applications. The actuator type is a lever, providing a clear visual indication of the circuit status. It is mounted on a DIN rail for easy installation in control panels and electrical enclosures.

 

Key specifications include a 2A current rating and a 277V voltage rating. The breaker is approved by CSA and UL agencies. It features no illumination and a lever actuator. The mounting type is DIN rail.

 

This circuit breaker is suitable for applications requiring precise overcurrent protection with a hydraulic delay mechanism. Its robust construction and agency approvals ensure reliable performance in industrial and commercial settings.

DA1-B0-44-420-121-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. DA1-B0-44-420-121-C Circuit Breaker
Subcategory: Circuit Breaker

DA1-B0-44-420-121-C Compliance

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

DA1-B0-44-420-121-C Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

DA1-B0-44-420-121-C Features

  • 2A current rating for circuit protection.
  • 277V voltage rating for electrical systems.
  • Magnetic breaker type with hydraulic delay.
  • Lever actuator for easy operation.
  • DIN rail mounting for convenience.

DA1-B0-44-420-121-C Applications

  • Used for overcurrent protection.
  • Suitable for industrial control panels.
  • Applicable in commercial electrical systems.
  • Provides reliable circuit interruption.

DA1-B0-44-420-121-C FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the DA1-B0-44-420-121-C circuit breaker?

The current rating is 2A.

What is the voltage rating for the DA1-B0-44-420-121-C?

The voltage rating is 277V.

What type of breaker is the DA1-B0-44-420-121-C?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does the DA1-B0-44-420-121-C have?

It has 1 pole.

What is the mounting type for this circuit breaker?

The mounting type is DIN Rail.

What agencies have approved the DA1-B0-44-420-121-C?

It is approved by CSA and UL.

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DA1-B0-22-420-121-C
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The Littelfuse Inc. DA1-B0-22-420-121-C is a 1-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It has a current rating of 2A and a voltage rating of 277V.
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