C21-B0-34-620-3A1-I The C21-B0-34-620-3A1-I is a circuit breaker manufactured by Littelfuse Inc. with a 20A current rating and 250V voltage rating. It features a rocker actuator and panel mounting type.
Mfr Part #:

C21-B0-34-620-3A1-I

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The C21-B0-34-620-3A1-I is a circuit breaker manufactured by Littelfuse Inc. with a 20A current rating and 250V voltage rating. It features a rocker actuator and panel mounting type.
Stock on Request
$ Price Range: $0.99

C21-B0-34-620-3A1-I 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

C21-B0-34-620-3A1-I Description

Short technical summary and product information.

The C21-B0-34-620-3A1-I is a circuit breaker designed for electrical protection applications. It is rated for 20A current and 250V voltage, suitable for panel mounting. The breaker employs a magnetic (hydraulic delay) mechanism for tripping and features a rocker actuator for operation. Approved by CCC, CSA, UL1077, and UL1500, it complies with RoHS3 standards and has a moisture sensitivity level of 1 Unlimited. The device is used in electrical systems requiring reliable circuit interruption and protection. Its compact panel mount design makes it suitable for various industrial and commercial applications, ensuring safety and compliance with international standards.

C21-B0-34-620-3A1-I Quick Information

Product Type: Circuit Breaker
Canonical Name: C21-B0-34-620-3A1-I Circuit Breaker

C21-B0-34-620-3A1-I Compliance

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

C21-B0-34-620-3A1-I Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

C21-B0-34-620-3A1-I Features

  • Rated for 20A current
  • 250V voltage rating
  • Panel mount design
  • Magnetic hydraulic delay trip
  • Rocker actuator

C21-B0-34-620-3A1-I Applications

  • Used in electrical distribution panels
  • Provides overcurrent protection
  • Suitable for control circuit applications
  • Ideal for industrial circuit protection

C21-B0-34-620-3A1-I FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the C21-B0-34-620-3A1-I?

The current rating is 20A.

What is the voltage rating of this circuit breaker?

The voltage rating is 250 V.

What mounting type does this breaker use?

It uses panel mounting.

Is this circuit breaker RoHS compliant?

Yes, it is RoHS3 compliant.

What approval agencies have certified this breaker?

It is approved by CCC, CSA, UL1077, and UL1500.

C21-B0-34-620-3A1-I Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
AF1-B9-26-620-2B1-I
AF1-B9-26-620-2B1-I
Littelfuse Inc.
The AF1-B9-26-620-2B1-I is a panel mount circuit breaker rated for 20A at 250V, with a rocker actuator and magnetic hydraulic delay mechanism.
View Part
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