NEW Summer 2026 SuperGear! SuperPoints Accepted »

Specialty & Legacy Circuit Breakers

Filter Results

Specialty & Legacy Circuit Breakers

Applied Filters (1)

Sort by
Brand
Amperage
Voltage
Series
Mounting Style
Phase
Special Classification
Trip Technology
Poles
20 results
Sort by:
Best selling
Zinsco UBIZ2100 - 100A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ2100 - 100A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ2100
  • New
    $275.00
    In stock
Zinsco UBIZ260 - 60A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ260 - 60A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ260
  • New
    $127.60
    In stock
Zinsco UBIZ3030 2 Pole Circuit Breaker
Zinsco UBIZ3030 - 30/30A Tandem Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ3030
  • New
    $127.60
    In stock
Zinsco UBIZ250 - 50A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ250 - 50A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ250
  • New
    $96.87
    In stock
Zinsco UBIZ280 - 80A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ280 - 80A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ280
  • New
    $324.80
    In stock
Connecticut Electric UBIZ220 - 20A 2 Pole Miniature Circuit Breaker
Connecticut Electric UBIZ220 - 20A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ220
  • New
    $127.60
    In stock
Connecticut Electric UBIZ230 - 30A 2 Pole Miniature Circuit Breaker
Connecticut Electric UBIZ230 - 30A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ230
  • New
    $127.60
    In stock
Zinsco UBIZ290 - 90A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ290 - 90A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ290
  • New
    $324.80
    In stock
Zinsco UBIZ2125 - 125A 2 Pole Miniature Circuit Breaker
Zinsco UBIZ2125 - 125A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ2125
  • New
    $696.00
    In stock
Zinsco UBIZ20 - 20A 1 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ20
  • New
    $57.42
    In stock
Connecticut Electric UBIZ0225 - 25A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0225
  • New
    $130.50
    In stock
Connecticut Electric UBIZ0215 - 15A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0215
  • New
    $127.60
    In stock
Connecticut Electric UBIZ0245 - 45A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0245
  • New
    $130.50
    In stock
Connecticut Electric UBIZ0240 - 40A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0240
  • New
    $127.60
    In stock
Connecticut Electric UBIZ0220 - 20A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0220
  • New
    $127.60
    In stock
Connecticut Electric UBIZ0260 - 60A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0260
  • New
    $127.60
    In stock
Zinsco UBIZ1515 - 15/15A Tandem Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ1515
  • New
    $78.77
    In stock
Connecticut Electric UBIZ0230 - 30A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0230
  • New
    $127.60
    In stock
Zinsco UBIZ0250 - 50A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ0250
  • New
    $127.60
    In stock
Zinsco UBIZ2020 - 20/20A Tandem Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ2020
  • New
    $86.80
    In stock
Don’t see what you’re looking for?
Contact us today for expert assistance sourcing your part.
Get a Quote
    Show: 
    48 Items