AK2-B0-26-650-521-C The AK2-B0-26-650-521-C is a 2-pole magnetic (hydraulic delay) circuit breaker from Littelfuse Inc., rated for 50A at 277V. It features a rocker actuator, panel mount design, and no illumination.
Mfr Part #:

AK2-B0-26-650-521-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The AK2-B0-26-650-521-C is a 2-pole magnetic (hydraulic delay) circuit breaker from Littelfuse Inc., rated for 50A at 277V. It features a rocker actuator, panel mount design, and no illumination.
Stock on Request

AK2-B0-26-650-521-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

AK2-B0-26-650-521-C Description

Short technical summary and product information.

The AK2-B0-26-650-521-C is a 2-pole magnetic circuit breaker manufactured by Littelfuse Inc. It uses a hydraulic delay mechanism to provide overcurrent protection with a continuous current rating of 50A and a voltage rating of 277V.

 

The breaker features a rocker actuator and is designed for panel mounting. It has no illumination. The unit carries approval agency certifications from CCC, CSA, and UL.

 

As a magnetic (hydraulic delay) breaker, this device is suited for applications requiring repeatable trip characteristics. The 2-pole configuration allows simultaneous disconnection of both poles, which is important for protecting loads connected across two lines.

 

The panel mount design enables installation into a panel cutout, making it suitable for equipment enclosures and control panels. The rocker actuator provides a simple manual on/off interface.

AK2-B0-26-650-521-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Magnetic (Hydraulic Delay) Circuit Breaker
Subcategory: Magnetic Circuit Breaker

AK2-B0-26-650-521-C Compliance

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

AK2-B0-26-650-521-C Features

  • Rated for 50A continuous current operation.
  • 277V voltage rating for AC applications.
  • Two-pole magnetic hydraulic delay breaker.
  • Rocker actuator for manual control.
  • Panel mount design for enclosure installation.

AK2-B0-26-650-521-C Applications

  • Suitable for panel-mounted equipment protection.
  • Used in two-pole AC power distribution.
  • Ideal for overcurrent protection in control panels.
  • Fits industrial and commercial electrical enclosures.

AK2-B0-26-650-521-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the AK2-B0-26-650-521-C?

The circuit breaker is rated for 277V.

What is the current rating of the AK2-B0-26-650-521-C?

The circuit breaker is rated for 50A continuous current.

What type of circuit breaker is the AK2-B0-26-650-521-C?

It is a magnetic circuit breaker with hydraulic delay.

How many poles does the AK2-B0-26-650-521-C have?

It is a 2-pole circuit breaker.

What actuator type does the AK2-B0-26-650-521-C use?

It uses a rocker actuator.

What mounting type is the AK2-B0-26-650-521-C designed for?

It is designed for panel mounting.

What agency approvals does the AK2-B0-26-650-521-C carry?

It carries CCC, CSA, and UL approvals.

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The Littelfuse AC2-B0-24-650-5H1-C is a 2-pole magnetic circuit breaker rated for 50A and 277V. It features a panel mount design with a rocker actuator.
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AD2-B0-24-650-5F1-C
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AF2-B0-44-650-531-C
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The Littelfuse Inc. AF2-B0-44-650-531-C is a 2-pole circuit breaker with a 50A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism and panel mount design.
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The Littelfuse AJ2-B0-24-650-533-C is a 2-pole circuit breaker with a 50A current rating and 277V voltage rating. It features a magnetic hydraulic delay mechanism and a panel mount design.
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