BA1-B0-12-420-121-D The Littelfuse Inc. BA1-B0-12-420-121-D is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 2A and 277V. It features a panel mount design with a lever actuator.
Mfr Part #:

BA1-B0-12-420-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-12-420-121-D is a single-pole, magnetic (hydraulic delay) circuit breaker rated for 2A and 277V. It features a panel mount design with a lever actuator.
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BA1-B0-12-420-121-D 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

BA1-B0-12-420-121-D Description

Short technical summary and product information.

This Littelfuse Inc. BA1-B0-12-420-121-D is a single-pole circuit breaker designed for panel mounting. It utilizes a magnetic (hydraulic delay) mechanism for overcurrent protection and is rated for a current of 2A and a voltage of 277V.

 

The breaker features a lever actuator for manual operation and is approved by CCC, CSA, UL, and VDE. Its mounting type is panel mount, making it suitable for integration into various electrical enclosures and control panels.

 

Environmental compliance includes RoHS3 compliance, an MSL of 1, and REACH unaffected status. The part number for this component is BA1-B0-12-420-121-D, with a distributor part number of 432-BA1-B0-12-420-121-D-ND.

BA1-B0-12-420-121-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-12-420-121-D Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Circuit Breaker

BA1-B0-12-420-121-D Compliance

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

BA1-B0-12-420-121-D Features

  • 2A current rating for protection.
  • 277V voltage rating for power systems.
  • Magnetic (hydraulic delay) breaker type.
  • Panel mount design for easy integration.
  • Lever actuator for operation.

BA1-B0-12-420-121-D Applications

  • Used in control panel assemblies.
  • Suitable for power distribution units.
  • Applicable in industrial equipment.
  • Can be used in building automation.

BA1-B0-12-420-121-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-12-420-121-D?

The current rating is 2A.

What is the voltage rating of the BA1-B0-12-420-121-D?

The voltage rating is 277V.

What type of circuit breaker is the BA1-B0-12-420-121-D?

It is a magnetic (hydraulic delay) circuit breaker.

How many poles does the BA1-B0-12-420-121-D have?

It has 1 pole.

What is the mounting type of the BA1-B0-12-420-121-D?

It is panel mounted.

What actuator type does the BA1-B0-12-420-121-D use?

It uses a lever actuator.

What approvals does the BA1-B0-12-420-121-D carry?

It carries CCC, CSA, UL, and VDE approvals.

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