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AS1-B0-10-420-7G1-C 1-pole magnetic hydraulic delay circuit breaker rated 2A at 277V from Littelfuse. Features a lever actuator and panel mount design.
Mfr Part #:

AS1-B0-10-420-7G1-C

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
1-pole magnetic hydraulic delay circuit breaker rated 2A at 277V from Littelfuse. Features a lever actuator and panel mount design.
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AS1-B0-10-420-7G1-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
SVHC Present
Voltage Rating
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AS1-B0-10-420-7G1-C Description

Short technical summary and product information.

The Littelfuse AS1-B0-10-420-7G1-C is a 1-pole magnetic circuit breaker featuring hydraulic delay technology. It is rated for 2A continuous current and 277V AC operation, making it suitable for a variety of overcurrent protection applications in industrial and commercial equipment.

 

This breaker utilizes a magnetic hydraulic delay mechanism that provides precise time-current characteristics, allowing brief inrush currents without nuisance tripping while ensuring reliable protection against sustained overloads and short circuits. The lever actuator offers manual on/off control with clear visual status indication.

 

Panel mount design simplifies installation in control panels and enclosures. The unit is approved by CCC, CSA, and UL, meeting international safety standards. The breaker has no illumination.

AS1-B0-10-420-7G1-C Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse AS1-B0-10-420-7G1-C 1-Pole 2A 277V Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Hydraulic Delay Circuit Breaker

AS1-B0-10-420-7G1-C Compliance

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

AS1-B0-10-420-7G1-C Features

  • Magnetic hydraulic delay trip mechanism.
  • Rated for 2A at 277V AC.
  • Single-pole configuration.
  • Lever actuator for manual control.
  • Panel mount installation.

AS1-B0-10-420-7G1-C Applications

  • Overcurrent protection in industrial control panels.
  • Motor branch circuit protection with inrush handling.
  • Equipment requiring time-delay circuit breakers.
  • General commercial power distribution applications.

AS1-B0-10-420-7G1-C FAQs

7 frequently asked questions generated from this part’s specifications.
What is the current rating of this circuit breaker?

2A.

What is the voltage rating of this circuit breaker?

277V AC.

What type of circuit breaker is this?

Magnetic hydraulic delay circuit breaker.

How many poles does this circuit breaker have?

1 pole.

What is the actuator type?

Lever actuator.

What approvals does this circuit breaker have?

CCC, CSA, and UL.

What is the mounting style of this circuit breaker?

Panel mount.

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AA1-B0-26-420-3B2-C
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AA1-B0-42-420-1A1-C
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The Littelfuse Inc. AA1-B0-42-420-1A1-C is a 1-pole circuit breaker designed for panel mounting. It features a 2A current rating and a 277V voltage rating.
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AA1-B0-20-420-1L1-C
AA1-B0-20-420-1L1-C
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The Littelfuse Inc. AA1-B0-20-420-1L1-C is a single-pole, panel mount circuit breaker. It features a magnetic hydraulic delay mechanism and a 2A current rating.
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