Now through 9/24 Get 15% off $500 or more with code: FIFTEEN500

1 Pole Circuit Breakers

1194 results
Sort by:
Best selling
Federal Pacific NA20 1 Pole Circuit Breaker
Federal Pacific NA20 1 Pole Circuit Breaker
Brand: Federal Pacific
SKU: NA20-R
  • $14.99
    In stock
Square D QOB120 1 Pole Circuit Breaker
Square D QOB120 1 Pole Circuit Breaker
Brand: Square D
SKU: QOB120
  • $15.98
    In stock
  • $11.95
    In stock
Eaton/Cutler-Hammer BAB1020 1 Pole Circuit Breaker
Eaton/Cutler-Hammer BAB1020 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: BAB1020
  • $21.95
    In stock
  • Inquire
    No stock
Square D QO120 1 Pole Circuit Breaker
Square D QO120 1 Pole Circuit Breaker
Brand: Square D
SKU: QO120
  • $10.36
    In stock
  • Inquire
    No stock
  • $65.99
    In stock
  • Inquire
    No stock
General Electric THQB1120 1 Pole Circuit Breaker
General Electric THQB1120 1 Pole Circuit Breaker
Brand: General Electric
SKU: THQB1120
  • $12.49
    In stock
  • Inquire
    No stock
  • $129.05
    In stock
Square D QO2020 1 Pole Circuit Breaker
Square D QO2020 1 Pole Circuit Breaker
Brand: Square D
SKU: QO2020
  • $89.98
    In stock
Eaton/Cutler-Hammer CH120 1 Pole Circuit Breaker
Eaton/Cutler-Hammer CH120 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: CH120
  • Inquire
    No stock
Siemens B120 1 Pole Circuit Breaker
Siemens B120 1 Pole Circuit Breaker
Brand: Siemens
SKU: B120
  • $11.13
    In stock
  • Inquire
    No stock
  • $79.99
    In stock
  • $78.30
    In stock
  • $102.30
    In stock
  • Inquire
    No stock
General Electric THQB1120GFT 1 Pole Circuit Breaker
General Electric THQB1120GFT 1 Pole Circuit Breaker
Brand: General Electric
SKU: THQB1120GFT
  • $99.99
    In stock
Square D QO115 1 Pole Circuit Breaker
Square D QO115 1 Pole Circuit Breaker
Brand: Square D
SKU: QO115
  • $9.89
    In stock
  • $4.01
    In stock
  • $77.46
    In stock
  • $71.30
    In stock
Square D QOU120 1 Pole Circuit Breaker
Square D QOU120 1 Pole Circuit Breaker
Brand: Square D
SKU: QOU120
  • $18.43
    In stock
  • Inquire
    No stock
Eaton/Cutler-Hammer CHFCAF120 1 Pole Circuit Breaker
Eaton/Cutler-Hammer CHFCAF120 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: CHFCAF120
  • $95.70
    In stock
Square D QOU110 1 Pole Circuit Breaker
Square D QOU110 1 Pole Circuit Breaker
Brand: Square D
SKU: QOU110
  • $21.95
    In stock
General Electric THQL1120GF 1 Pole Circuit Breaker
General Electric THQL1120GF 1 Pole Circuit Breaker
Brand: General Electric
SKU: THQL1120GF
  • $79.80
    In stock
Square D QOB130 1 Pole Circuit Breaker
Square D QOB130 1 Pole Circuit Breaker
Brand: Square D
SKU: QOB130
  • $15.33
    In stock
  • $7.02
    In stock
General Electric THQL1120 1 Pole Circuit Breaker
General Electric THQL1120 1 Pole Circuit Breaker
Brand: General Electric
SKU: THQL1120
  • $5.60
    In stock
  • Inquire
    No stock
Eaton/Cutler-Hammer CHT2020 1 Pole Circuit Breaker
Eaton/Cutler-Hammer CHT2020 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: CHT2020
  • $55.10
    In stock
  • Inquire
    No stock
Square D EHB14020 1 Pole Circuit Breaker
Square D EHB14020 1 Pole Circuit Breaker
Brand: Square D
SKU: EHB14020
  • $301.60
    In stock
  • $49.95
    In stock
Siemens BQ1B020 1 Pole Circuit Breaker
Siemens BQ1B020 1 Pole Circuit Breaker
Brand: Siemens
SKU: BQ1B020
  • $15.49
    In stock
  • Inquire
    No stock
  • $66.36
    In stock
Eaton/Cutler-Hammer BAB1030 1 Pole Circuit Breaker
Eaton/Cutler-Hammer BAB1030 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: BAB1030
  • $26.53
    In stock
  • Inquire
    No stock
  • $214.20
    In stock
  • Inquire
    No stock
Siemens Q120 1 Pole Circuit Breaker
Siemens Q120 1 Pole Circuit Breaker
Brand: Siemens
SKU: Q120
  • $6.65
    In stock
  • Inquire
    No stock
Eaton/Cutler-Hammer CHFCAF115 1 Pole Circuit Breaker
Eaton/Cutler-Hammer CHFCAF115 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: CHFCAF115
  • $104.40
    In stock
Square D EDB14020 1 Pole Circuit Breaker
Square D EDB14020 1 Pole Circuit Breaker
Brand: Square D
SKU: EDB14020
  • $88.20
    In stock
  • $23.94
    In stock
Eaton/Cutler-Hammer BR120 1 Pole Circuit Breaker
Eaton/Cutler-Hammer BR120 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: BR120
  • $7.75
    In stock
  • Inquire
    No stock
Square D QO120PCAFI 1 Pole Circuit Breaker
Square D QO120PCAFI 1 Pole Circuit Breaker
Brand: Square D
SKU: QO120PCAFI
  • $35.87
    In stock
  • $41.99
    In stock
Square D QO130 1 Pole Circuit Breaker
Square D QO130 1 Pole Circuit Breaker
Brand: Square D
SKU: QO130
  • $11.00
    In stock
  • $4.07
    In stock
Siemens BQD120 1 Pole Circuit Breaker
Siemens BQD120 1 Pole Circuit Breaker
Brand: Siemens
SKU: BQD120
  • $55.57
    In stock
  • $28.99
    In stock
  • $78.40
    In stock
  • Inquire
    No stock
Square D QOU115 1 Pole Circuit Breaker
Square D QOU115 1 Pole Circuit Breaker
Brand: Square D
SKU: QOU115
  • $20.54
    In stock
  • Inquire
    No stock
Siemens QF120A 1 Pole Circuit Breaker
Siemens QF120A 1 Pole Circuit Breaker
Brand: Siemens
SKU: QF120A
  • $59.95
    In stock
  • $350.00
    In stock
  • $139.99
    In stock
Eaton/Cutler-Hammer GFCB120 1 Pole Circuit Breaker
Eaton/Cutler-Hammer GFCB120 1 Pole Circuit Breaker
Brand: Eaton/Cutler-Hammer
SKU: GFCB120
  • $75.60
    In stock
  • Inquire
    No stock
General Electric THQL1120GFT 1 Pole Circuit Breaker
General Electric THQL1120GFT 1 Pole Circuit Breaker
Brand: General Electric
SKU: THQL1120GFT
  • $79.80
    In stock
  • $93.16
    In stock
Square D QOU130 1 Pole Circuit Breaker
Square D QOU130 1 Pole Circuit Breaker
Brand: Square D
SKU: QOU130
  • $20.54
    In stock
  • Inquire
    No stock
  • $56.95
    In stock
Square D HOM120 1 Pole Circuit Breaker
Square D HOM120 1 Pole Circuit Breaker
Brand: Square D
SKU: HOM120
  • $9.39
    In stock
  • $2.70
    In stock
Eaton BRN115AF 1 Pole Circuit Breaker
Eaton BRN115AF 1 Pole Circuit Breaker
Brand: Eaton
SKU: BRN115AF
  • $57.40
    In stock
Don’t see what you’re looking for?
Contact us today for expert assistance sourcing your part.