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
115 results
Sort by:
Best selling
Zinsco Q35 1 Pole Circuit Breaker
Zinsco Q35 - 35A 1 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: Q35
  • New
    $30.82
    No stock
Connecticut Electric UBIZ240 - 40A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ240
  • 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
Wadsworth B3020NI - 30/20A Tandem Miniature Circuit Breaker
Brand: Wadsworth
SKU: B3020NI
  • New
    $125.40
    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 QFP175-2 - 175A 2 Pole Molded Case Circuit Breaker
Zinsco QFP175-2 - 175A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP175-2
  • New
    $297.20
    No stock
Zinsco QFP2125T - 125A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP2125T
  • New
    $752.38
    In stock
Zinsco QFL23125 - 125A 3 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFL23125
  • New
    $1003.17
    In stock
Zinsco HAGF20 - 20A GFCI Miniature Circuit Breaker
Brand: Zinsco
SKU: HAGF20
  • New
    $42.00
    No stock
Zinsco HAGF15 - 15A GFCI Miniature Circuit Breaker
Brand: Zinsco
SKU: HAGF15
  • New
    $39.20
    In stock
Zinsco RC38-40 2 Pole Circuit Breaker
Zinsco RC38-40 - 40A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: RC38-40
Zinsco QC55 2 Pole Circuit Breaker
Zinsco QC55 - 55A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QC55
Zinsco QC40 2 Pole Circuit Breaker
Zinsco QC40 - 40A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QC40
Zinsco Q50 1 Pole Circuit Breaker
Zinsco Q50 - 50A 1 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: Q50
Connecticut Electric UBIF220N - 20A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF220
  • New
    $110.20
    In stock
Zinsco QFP2200K - 200A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP2200K
  • New
    $1035.18
    In stock
Connecticut Electric UBIZ1520 - 15/20A Tandem Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ1520
  • New
    $127.60
    In stock
Connecticut Electric UBIZ15 - 15A 1 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ15
  • New
    $57.42
    In stock
Connecticut Electric UBIF215N - 15A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF215
  • New
    $110.20
    In stock
Connecticut Electric UBIZ215 - 15A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ215
  • New
    $127.60
    In stock
Zinsco QFP3150 - 150A 3 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP3150
Zinsco UBIZ20 - 20A 1 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ20
  • New
    $57.42
    In stock
Connecticut Electric UBIF260N - 60A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF260
  • New
    $110.20
    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
Leviton LB230-EP - 30A GFEP Miniature Circuit Breaker
Brand: Leviton
SKU: LB230EP
  • New
    $179.91
    No stock
Leviton LB220-EP - 20A GFEP Miniature Circuit Breaker
Brand: Leviton
SKU: LB220EP
  • New
    $179.91
    No stock
Connecticut Electric UBIF0220N - 20A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF0220
  • New
    $107.30
    In stock
Connecticut Electric UBIF20N - 20A 1 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF20
  • New
    $53.94
    In stock
Connecticut Electric UBIF015N - 15A 1 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF015
  • New
    $53.94
    In stock
Zinsco UBIZ1515 - 15/15A Tandem Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ1515
  • New
    $86.80
    In stock
Connecticut Electric UBIF0250N - 50A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF0250
  • New
    $107.30
    In stock
Leviton LB260-GF - 60A GFCI Miniature Circuit Breaker
Brand: Leviton
SKU: LB260GF
  • New
    $147.42
    No stock
Leviton LB115-EST - 15A GFEP Miniature Circuit Breaker
Brand: Leviton
SKU: LB115-EST
  • New
    $333.50
    In stock
Leviton LB115-GST - 15A GFCI Miniature Circuit Breaker
Brand: Leviton
SKU: LB115-GST
  • New
    $304.50
    In stock
Connecticut Electric UBIZ0230 - 30A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIZ0230
  • New
    $127.60
    In stock
Connecticut Electric UBIF270N - 70A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF270
  • New
    $272.60
    In stock
Zinsco QFP2150K - 150A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP2150K
  • New
    $736.37
    No stock
Zinsco QFP2125K - 125A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP2125K
  • New
    $752.38
    In stock
Zinsco QFP100-2 - 100A 2 Pole Molded Case Circuit Breaker
Zinsco QFP100-2 - 100A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP100-2
  • New
    $277.20
    No stock
Connecticut Electric UBIF250N - 50A 2 Pole Miniature Circuit Breaker
Brand: Connecticut Electric
SKU: UBIF250
  • New
    $110.20
    In stock
Zinsco QFP125-2 - 125A 2 Pole Molded Case Circuit Breaker
Zinsco QFP125-2 - 125A 2 Pole Molded Case Circuit Breaker
Brand: Zinsco
SKU: QFP125-2
Zinsco UBIZ0250 - 50A 2 Pole Miniature Circuit Breaker
Brand: Zinsco
SKU: UBIZ0250
  • New
    $127.60
    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