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BA1-B2-12-625-221-D Littelfuse BA1-B2-12-625-221-D is a 25A, 277V single-pole magnetic hydraulic circuit breaker. It features panel mount, lever actuator, and is non-illuminated.
Mfr Part #:

BA1-B2-12-625-221-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse BA1-B2-12-625-221-D is a 25A, 277V single-pole magnetic hydraulic circuit breaker. It features panel mount, lever actuator, and is non-illuminated.
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BA1-B2-12-625-221-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
SVHC Present
Voltage Rating
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BA1-B2-12-625-221-D Description

Short technical summary and product information.

The Littelfuse BA1-B2-12-625-221-D is a single-pole circuit breaker designed for panel mount applications. It uses a magnetic hydraulic delay mechanism to provide reliable overcurrent protection with time-delayed tripping, making it suitable for circuits with moderate inrush currents.

 

The breaker is rated for 25A continuous current at 277V. The lever actuator allows manual switching, and the unit is non-illuminated. It is approved by CCC, CSA, UL, and VDE, ensuring compliance with major international safety standards.

 

This circuit breaker is ideal for branch circuit protection in industrial control panels, lighting distribution, and commercial equipment. The panel mount design facilitates easy installation in enclosures or distribution boards.

BA1-B2-12-625-221-D Quick Information

Product Type: Circuit Breaker
Series: BA1
Canonical Name: Littelfuse BA1-B2-12-625-221-D 25A 277V 1-Pole Magnetic (Hydraulic Delay) Circuit Breaker, Panel Mount, Lever Actuator, Non-Illuminated
Subcategory: Magnetic (Hydraulic Delay) Circuit Breakers

BA1-B2-12-625-221-D Compliance

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

BA1-B2-12-625-221-D Features

  • 25A current rating for moderate loads.
  • 277V voltage rating for lighting and equipment.
  • Single-pole design for phase protection.
  • Magnetic hydraulic delay breaker type.
  • Panel mount with lever actuator.

BA1-B2-12-625-221-D Applications

  • Used in industrial control panels.
  • Ideal for branch circuit protection.
  • Suitable for lighting and distribution boards.
  • Protects equipment in commercial buildings.

BA1-B2-12-625-221-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the BA1-B2-12-625-221-D?

25A.

What is the voltage rating?

277V.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay) circuit breaker.

How many poles does it have?

1 pole.

What is the mounting type?

Panel Mount.

What actuator type does it use?

Lever actuator.

What approvals does it have?

CCC, CSA, UL, VDE.

BA1-B2-12-625-221-D Alternate Parts

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Littelfuse BA1-B0-14-625-222-D is a 25A, 277V, 1-pole magnetic (hydraulic delay) circuit breaker designed for panel mounting with a lever actuator.
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