AA1-B0-14-620-QD1-MT The Littelfuse Inc. AA1-B0-14-620-QD1-MT is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Mfr Part #:

AA1-B0-14-620-QD1-MT

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-14-620-QD1-MT is a single-pole, magnetic hydraulic delay circuit breaker. It features a 20A current rating and a 277V voltage rating.
Stock on Request
$ Price Range: $0.99

AA1-B0-14-620-QD1-MT 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

AA1-B0-14-620-QD1-MT Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-14-620-QD1-MT, is designed for circuit protection applications. It operates with a 20A current rating and a 277V voltage rating.

 

The breaker type is magnetic with a hydraulic delay, and it has a single pole configuration. The actuator type is a lever, and it is designed for panel mounting.

 

Key approvals include CCC and UL489A, indicating compliance with relevant safety standards. The RoHS status is reported as RoHS3 Compliant, and the Moisture Sensitivity Level (MSL) is 1 Unlimited.

AA1-B0-14-620-QD1-MT Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-14-620-QD1-MT Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Magnetic (Hydraulic Delay)

AA1-B0-14-620-QD1-MT Compliance

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

AA1-B0-14-620-QD1-MT Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

AA1-B0-14-620-QD1-MT Features

  • 20A current rating for protection.
  • 277V voltage rating for power circuits.
  • Magnetic trip with hydraulic delay.
  • Panel mount with lever actuator.
  • CCC and UL489A approved.

AA1-B0-14-620-QD1-MT Applications

  • Suitable for general circuit protection.
  • Used in systems requiring 20A capacity.
  • Ideal for 277V power distribution.
  • Panel-mounted installations.

AA1-B0-14-620-QD1-MT FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-14-620-QD1-MT circuit breaker?

The current rating is 20A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker is the AA1-B0-14-620-QD1-MT?

It is a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

It has 1 pole.

What is the mounting type for the AA1-B0-14-620-QD1-MT?

The mounting type is Panel Mount.

What are the approval agencies for this circuit breaker?

The approval agencies are CCC and UL489A.

Is the AA1-B0-14-620-QD1-MT RoHS compliant?

The RoHS status is RoHS3 Compliant.

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