Skip to content
  • Product Image of CBB1020 - 20Amp Circuit Breaker #1
** Picture is for identification purposes only and may not represent the actual amperage of the product listed **
scroll for more

CBB1020 - 20Amp Circuit Breaker

  • 20 Amp
  • 10k @ 120VAC
  • 1 Pole
Circuit BreakersSKU: CBB1020

Purchase Options: Brand New

CBB1020 - 20Amp Circuit Breaker Description

CBB1020 - 20Amp Circuit Breaker

The CBB1020 is a 20 amp, 1-pole bolt-on molded case circuit breaker used to protect 120VAC circuits from overloads and short circuits. Its bolt-on design provides a secure connection within compatible electrical panels, making it a solid choice for applications where reliable circuit protection is required.

The compact design helps conserve panel space, while its 40°C rating allows it to be used in a wide range of operating environments.

Whether you're replacing a breaker that has reached the end of its service life or maintaining an existing electrical system, the CBB1020 provides the protection needed for everyday electrical distribution applications.

Key Features and Benefits

  • 20 amp protection for 120VAC circuits
  • Single-pole design for branch circuit applications
  • Bolt-on mounting for a secure panel connection
  • 10kA interrupting capacity at 120VAC
  • HACR rated for heating, air conditioning, and refrigeration equipment
  • Compact size for use in compatible panelboards and distribution equipment
  • Rated for operation in ambient temperatures up to 40°C
  • Molded case construction for reliable circuit protection

Technical Specifications

  • Part Number: CBB1020
  • Type: CBB
  • Poles: 1
  • Amperage: 20 Amps
  • Voltage Rating: 120VAC
  • Interrupting Capacity (A.I.C.): 10kA @ 120VAC
  • Mounting Style: Bolt-On
  • Circuit Breaker Type: Molded Case Circuit Breaker
  • HACR Rated: Yes
  • Ambient Temperature Rating: 40°C
  • Dimensions:
    • Width: 1.00 in.
    • Height: 3.41 in.
    • Depth: 2.92 in.
  • Approximate Dimensions: 1.00"W x 3.41"L x 2.92"D
  • Approximate Ship Weight: 1.75 lbs

Material Compliance and Certifications

  • HACR Rated
  • Molded case circuit breaker construction
  • Intended for use in electrical distribution and branch circuit protection applications

Where It Works Best

  • The CBB1020 is frequently used in commercial buildings, warehouses, manufacturing facilities, schools, and other properties that rely on 120VAC branch circuits. Common applications include lighting circuits, HVAC equipment, refrigeration systems, control panels, and general electrical distribution systems that require a 20 amp, 1-pole bolt-on circuit breaker.

Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.

Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.

Specifications

  • Width:1.0
  • Height:3.41
  • Depth:2.92
  • Poles:1
  • Amperes:20
  • A.I.C. Rating & Volts:10k @ 120VAC
  • Type:CBB
  • Approx Dimensions:1.00"W x 3.41"L x 2.92"D
  • Additional Notes:HACR rated, Bolt-on Molded Case Circuit Breaker, 40ºC

Returns are easy

You may return unused items within 30 days of delivery for a full refund.

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

Similar Products

Why Us?

Free Shipping

Free shipping on orders over $100

100k+ Happy Customers

4.9 Google rating

Secure Shopping

Feel protected with every transaction