AA1-B0-12-450-M92-MK The Littelfuse Inc. AA1-B0-12-450-M92-MK is a 1-pole circuit breaker rated for 5A and 277V. It features a magnetic hydraulic delay mechanism and panel mount.
Mfr Part #:

AA1-B0-12-450-M92-MK

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. AA1-B0-12-450-M92-MK is a 1-pole circuit breaker rated for 5A and 277V. It features a magnetic hydraulic delay mechanism and panel mount.
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$ Price Range: $0.99

AA1-B0-12-450-M92-MK 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-B0-12-450-M92-MK Description

Short technical summary and product information.

This Littelfuse Inc. circuit breaker, part number AA1-B0-12-450-M92-MK, is designed for reliable circuit protection. It operates with a current rating of 5A and a voltage rating of 277V.

 

The breaker type is magnetic with a hydraulic delay, offering specific trip characteristics suitable for various applications. It is a single-pole unit, designed for panel mounting, and features a lever actuator for ease of use. The illumination is none.

 

This component is approved by CCC, UL489A, and VDE agencies, indicating compliance with relevant safety standards. It is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 Unlimited. The REACH status is unaffected.

 

Key specifications include a 5A current rating and a 277V voltage rating. The mounting type is panel mount, and the actuator type is a lever. Approval agencies include CCC, UL489A, and VDE.

AA1-B0-12-450-M92-MK Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. AA1-B0-12-450-M92-MK Circuit Breaker

AA1-B0-12-450-M92-MK Compliance

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

AA1-B0-12-450-M92-MK Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

AA1-B0-12-450-M92-MK Features

  • 5A current rating for circuit protection.
  • 277V voltage rating for system compatibility.
  • Magnetic hydraulic delay for controlled tripping.
  • Panel mount design with lever actuator.
  • Approved by CCC, UL489A, and VDE.

AA1-B0-12-450-M92-MK Applications

  • Suitable for industrial control panels.
  • Used in power distribution systems.
  • Applicable in machinery safety circuits.
  • Ideal for protecting sensitive equipment.

AA1-B0-12-450-M92-MK FAQs

6 frequently asked questions generated from this part’s specifications.
What is the current rating of the AA1-B0-12-450-M92-MK circuit breaker?

The current rating is 5A.

What is the voltage rating for this Littelfuse circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the AA1-B0-12-450-M92-MK use?

It uses a magnetic breaker type with a hydraulic delay.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the mounting type for the AA1-B0-12-450-M92-MK?

The mounting type is Panel Mount.

Which approval agencies have certified this circuit breaker?

It is approved by CCC, UL489A, and VDE.

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