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MA1-B-12-620-1-A26-B-E 20A 250V 1-pole magnetic circuit breaker with hydraulic delay, panel mount, rocker actuator.
Mfr Part #:

MA1-B-12-620-1-A26-B-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
20A 250V 1-pole magnetic circuit breaker with hydraulic delay, panel mount, rocker actuator.
Stock on Request

MA1-B-12-620-1-A26-B-E 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
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MA1-B-12-620-1-A26-B-E Description

Short technical summary and product information.

The Littelfuse MA1-B-12-620-1-A26-B-E is a single-pole magnetic circuit breaker with hydraulic delay, designed for overcurrent protection in panel-mounted applications. Rated at 20A and 250V, it features a rocker actuator and is non-illuminated. The hydraulic delay mechanism provides time-delayed tripping characteristics suitable for handling inrush currents without nuisance tripping. This breaker is approved by UL, CSA, CCC, and TUV, ensuring compliance with international safety standards. It is intended for use in industrial control panels, power distribution, and equipment requiring reliable circuit protection.

MA1-B-12-620-1-A26-B-E Quick Information

Product Type: Circuit Breaker
Series: MA1
Canonical Name: Littelfuse MA1-B-12-620-1-A26-B-E 20A 250V 1-Pole Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Hydraulic-Magnetic Circuit Breaker

MA1-B-12-620-1-A26-B-E Compliance

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

MA1-B-12-620-1-A26-B-E Features

  • Rated for 20A at 250V AC/DC.
  • Single-pole magnetic hydraulic delay breaker.
  • Panel mount with rocker actuator.
  • Approved by UL, CSA, CCC, TUV.
  • Non-illuminated rocker actuator design.

MA1-B-12-620-1-A26-B-E Applications

  • Used in industrial control panels.
  • Suitable for power distribution protection.
  • Ideal for equipment requiring reliable overcurrent protection.
  • Panel mount for easy installation.

MA1-B-12-620-1-A26-B-E 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?

20A.

How many poles does this breaker have?

1 pole.

What type of actuator does it use?

Rocker actuator.

What is the breaker type?

Magnetic (Hydraulic Delay).

What safety approvals does this breaker have?

CCC, CSA, TUV, UL.

What is the mounting type?

Panel mount.

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