BA1-B0-12-420-125-D Magnetic (Hydraulic Delay) circuit breaker rated for 2A at 277V. Single pole, panel mount with lever actuator, non-illuminated.
Mfr Part #:

BA1-B0-12-420-125-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Magnetic (Hydraulic Delay) circuit breaker rated for 2A at 277V. Single pole, panel mount with lever actuator, non-illuminated.
Stock on Request

BA1-B0-12-420-125-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-B0-12-420-125-D Description

Short technical summary and product information.

The BA1-B0-12-420-125-D is a magnetic (hydraulic delay) circuit breaker from Littelfuse Inc. designed for overcurrent protection in electrical circuits. Key specifications include a current rating of 2A and a voltage rating of 277V. The breaker is a single-pole device with a panel mount, snap-in installation method. The actuator type is a lever, and the unit is non-illuminated. It is certified by CCC, CSA, UL, and VDE, ensuring compliance with international standards.

 

The panel mount design allows for easy installation into control panels or equipment enclosures. The snap-in feature simplifies mounting without additional hardware. The lever actuator provides clear visual indication of the breaker status. The hydraulic delay mechanism provides time-delay characteristics to handle inrush currents without nuisance tripping while ensuring fast response to short circuits.

BA1-B0-12-420-125-D Quick Information

Product Type: Circuit Breaker
Series: BA1
Canonical Name: 1-Pole Magnetic (Hydraulic Delay) Circuit Breaker, 2A, 277V, Panel Mount
Subcategory: Magnetic (Hydraulic Delay) Circuit Breaker

BA1-B0-12-420-125-D Compliance

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

BA1-B0-12-420-125-D Features

  • Rated for 2A continuous current at 277V AC.
  • Single-pole magnetic hydraulic delay trip mechanism.
  • Panel mount with snap-in installation.
  • Lever actuator for manual reset.
  • Non-illuminated design.

BA1-B0-12-420-125-D Applications

  • Used in commercial lighting control panels.
  • Suitable for industrial machine overcurrent protection.
  • Ideal for HVAC equipment branch circuits.
  • Applied in power distribution units.

BA1-B0-12-420-125-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B0-12-420-125-D?

2A.

What is the voltage rating of this circuit breaker?

277V.

How many poles does it have?

1 pole.

What type of breaker is this?

Magnetic (Hydraulic Delay).

What is the mounting type?

Panel Mount, Snap-In.

What is the actuator type?

Lever.

What approvals does this circuit breaker have?

CCC, CSA, UL, VDE.

BA1-B0-12-420-125-D Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
BA1-B2-14-420-1C5-D
BA1-B2-14-420-1C5-D
Littelfuse Inc.
The Littelfuse Inc. BA1-B2-14-420-1C5-D is a single-pole, magnetic hydraulic delay circuit breaker. It features a 2A current rating and a 277V voltage rating.
View Part
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