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CA3100Y - 100Amp Circuit Breaker

  • 100 Amp
  • 10k @ 240VAC
  • 3 Pole
Circuit BreakersSKU: CA3100Y [NS]

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CA3100Y - 100Amp Circuit Breaker Description

CA3100Y - 100Amp Circuit Breaker

The CA3100Y is a 100 amp, 3 pole Type CA molded case circuit breaker commonly used in commercial and industrial electrical distribution equipment. If you're replacing an existing breaker, matching the original specifications is often the first priority. The CA3100Y combines a 100A rating, three-pole configuration, and a 10kA interrupting capacity at 240VAC, making it a suitable replacement for compatible Type CA installations.

This breaker features a non-interchangeable trip unit and comes with line-side lugs installed. Rated for operation in ambient temperatures up to 40°C (104°F), the CA3100Y is built for everyday service in working electrical systems.

For maintenance teams, electrical contractors, and facility managers, finding the right replacement breaker often comes down to the details.

Key Features and Benefits

  • 100 amp current rating
  • 3-pole configuration
  • Type CA molded case circuit breaker
  • 10kA interrupting capacity at 240VAC
  • Non-interchangeable trip unit
  • Includes line-side lugs
  • Rated for 40°C (104°F) ambient operation
  • Compatible with many existing Type CA installations
  • Built to last in commercial and industrial environments

Technical Specifications

  • Part Number: CA3100Y
  • Type: CA
  • Poles: 3
  • Amperage: 100A
  • Voltage Rating: 240VAC
  • Interrupting Capacity: 10kA @ 240VAC
  • Trip Unit: Non-Interchangeable
  • Ambient Temperature Rating: 40°C (104°F)
  • Dimensions:
    • Width: 4.13 in.
    • Height: 6.50 in.
    • Depth: 2.69 in.
  • Approximate Ship Weight: 5.75 lbs
  • Lugs: Includes Line-Side Lugs

Material Compliance and Certifications

This molded case circuit breaker is intended for electrical distribution and circuit protection applications. Compliance requirements vary by installation and jurisdiction.

Where It Works Best

The CA3100Y is commonly used in:

  • Commercial buildings
  • Industrial facilities
  • Manufacturing plants
  • Warehouses
  • Switchboards
  • Panelboards
  • Three-phase power distribution systems
  • Equipment maintenance projects
  • Repair and replacement applications requiring a Type CA breaker

When a project calls for a 100 amp, 3 pole Type CA breaker with line-side lugs, the CA3100Y offers the ratings, dimensions, and configuration needed to match compatible existing equipment.


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:4.13
  • Height:6.5
  • Depth:2.69
  • Poles:3
  • Amperes:100
  • A.I.C. Rating & Volts:10k @ 240VAC
  • Type:CA
  • Approx Dimensions:4.13"W x 6.50"L x 2.69"D
  • Additional Notes:40°C, Molded Case Circuit Breaker with Non-Interchangeable Trip Unit. Includes Line-Side Lugs

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).

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