Mfr Part #:

AA1-B0-42-610-2B1-C

This Littelfuse AA1-B0-42-610-2B1-C is a single-pole circuit breaker rated for 10A at 277V. It features a magnetic hydraulic delay breaker type and panel mount lever actuator.

Stock on Request

AA1-B0-42-610-2B1-C Description

Short technical summary and product information.

This Littelfuse AA1-B0-42-610-2B1-C is a single-pole magnetic hydraulic delay circuit breaker designed for overcurrent protection. It is rated for 10A continuous current at 277V, providing reliable interruption of fault currents.

The breaker uses a hydraulic-magnetic trip mechanism that offers precise time-current characteristics and is temperature-stable. It features a lever actuator for manual on/off control and is panel mounted for secure installation.

The device is non-illuminated and carries safety approvals from CCC, CSA, and UL. It is compliant with RoHS, REACH, and has an MSL of 1, though these compliance statuses are unverified.

AA1-B0-42-610-2B1-C Quick Information

Product Type: Circuit Breaker

Series: AA1

Canonical Name: AA1-B0-42-610-2B1-C Magnetic Hydraulic Delay Circuit Breaker, 10A, 277V, 1-Pole, Panel Mount

Subcategory: Hydraulic-Magnetic Circuit Breaker

AA1-B0-42-610-2B1-C Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

Lead Free: No

AA1-B0-42-610-2B1-C Features

Rated for 10A at 277V.
Single-pole hydraulic-magnetic breaker.
Panel mount with lever actuator.
Approved to CCC, CSA, UL standards.
Non-illuminated design.

AA1-B0-42-610-2B1-C Applications

Overcurrent protection for lighting circuits.
Suitable for industrial control panels.
Protects HVAC equipment branch circuits.
Ideal for power distribution in buildings.
Motor circuit protection in machinery.

AA1-B0-42-610-2B1-C FAQs

7 frequently asked questions generated from this part’s specifications.

What is the current rating of the AA1-B0-42-610-2B1-C?

10A.

What is the voltage rating?

277V.

How many poles does this breaker have?

1 pole.

What type of circuit breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type on this breaker?

Lever.

What safety approvals does this breaker have?

CCC, CSA, UL.

What is the mounting type of this breaker?

Panel mount.

Category	Circuit Breakers
Manufacturer Name	Littelfuse Inc.
AEC Qualified	No
Actuator Type	Lever
Approval Agency	CCC, CSA, UL
Automotive Grade	No
Breaker Type	Magnetic (Hydraulic Delay)
Current Rating	10A
Current Rating (Amps)	10A
Halogen Free	No
Illumination	None
Industrial Grade	No
Medical Grade	No
Military Grade	No
Mounting Type	Panel Mount
Number of Poles	1
SVHC Present	Not Present
Voltage Rating	277V