BA1-B0-44-450-121-D The Littelfuse Inc. BA1-B0-44-450-121-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) tripping mechanism and a 5A current rating.
Mfr Part #:

BA1-B0-44-450-121-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BA1-B0-44-450-121-D is a single-pole, panel mount circuit breaker. It features a magnetic (hydraulic delay) tripping mechanism and a 5A current rating.
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BA1-B0-44-450-121-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-B0-44-450-121-D Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number BA1-B0-44-450-121-D, is designed for panel mounting. It operates with a 5A current rating and a voltage rating of 250V.

 

The breaker type is magnetic with a hydraulic delay, suitable for applications requiring specific trip characteristics. It has a single pole configuration and a lever actuator. The illumination feature is none.

 

Compliance is noted with CCC, CSA, UL, and VDE approvals. Environmental compliance includes RoHS3 compliance, MSL 1, and REACH unaffected status, though these are considered low confidence due to lack of verification.

 

This component is part of the broader circuit protection category, specifically within circuit breakers.

BA1-B0-44-450-121-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BA1-B0-44-450-121-D Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

BA1-B0-44-450-121-D Compliance

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

BA1-B0-44-450-121-D Features

  • 5A current rating for protection.
  • 250V voltage rating.
  • Magnetic (hydraulic delay) tripping.
  • Panel mount design.
  • Lever actuator type.

BA1-B0-44-450-121-D Applications

  • Used in industrial control panels.
  • Suitable for power distribution equipment.
  • Ideal for automotive and marine applications.
  • Protects against overloads and short circuits.
  • Applicable in telecommunications equipment.

BA1-B0-44-450-121-D FAQs

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

250V.

What is the current rating?

5A.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

How many poles does it have?

1.

What actuator type is used?

Lever.

What is the mounting type?

Panel Mount.

What approvals does this circuit breaker have?

CCC, CSA, UL, VDE.

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