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CA1-B0-34-620-121-E Littelfuse CA1-B0-34-620-121-E is a 20A, 250V, 1-pole magnetic (hydraulic delay) circuit breaker with panel mount and lever actuator.
Mfr Part #:

CA1-B0-34-620-121-E

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
Littelfuse CA1-B0-34-620-121-E is a 20A, 250V, 1-pole magnetic (hydraulic delay) circuit breaker with panel mount and lever actuator.
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CA1-B0-34-620-121-E 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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CA1-B0-34-620-121-E Description

Short technical summary and product information.

The CA1-B0-34-620-121-E from Littelfuse is a single-pole magnetic circuit breaker with hydraulic delay, rated for 20A at 250V. It features a panel mount design with a lever actuator for manual reset. This breaker is approved by CCC, CSA, TUV, and UL, ensuring compliance with major safety standards. The hydraulic-magnetic mechanism provides time-delayed overcurrent protection, making it suitable for a variety of applications requiring reliable circuit interruption. The compact single-pole form factor simplifies installation in control panels and distribution boards.

CA1-B0-34-620-121-E Quick Information

Product Type: Circuit Breaker
Series: CA1
Canonical Name: CA1-B0-34-620-121-E Circuit Breaker, Magnetic (Hydraulic Delay), 20A, 250V, 1 Pole, Panel Mount, Lever
Subcategory: Magnetic Circuit Breaker

CA1-B0-34-620-121-E Compliance

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

CA1-B0-34-620-121-E Features

  • Rated 20A at 250V AC/DC.
  • Single-pole magnetic hydraulic delay breaker.
  • Panel mount with lever actuator.
  • Approved by CCC, CSA, TUV, UL.
  • No illumination.

CA1-B0-34-620-121-E Applications

  • Used for overcurrent protection in industrial controls.
  • Suitable for power distribution panels.
  • Ideal for motor branch circuit protection.
  • Employed in lighting and HVAC systems.

CA1-B0-34-620-121-E FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the CA1-B0-34-620-121-E?

250V.

What is the current rating of this circuit breaker?

20A.

What is the mounting type?

Panel mount.

How many poles does the circuit breaker have?

1 pole.

What type of circuit breaker is the CA1-B0-34-620-121-E?

Magnetic (Hydraulic Delay).

What type of actuator does it have?

Lever actuator.

What approvals does the CA1-B0-34-620-121-E have?

CCC, CSA, TUV, UL.

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