1-Pole Circuit Breaker
nassaunationalcable.com/en-ca/collections/1-pole-circuit-breaker?page=5
Items in Cart ()
View cart

1-Pole Circuit Breaker

Description:

A 1-pole circuit breaker is a type of electrical protection device designed to control and protect a single hot wire in an electrical circuit. It safeguards against overcurrent, short circuits, and electrical faults by interrupting the flow of electricity when a fault is detected. These circuit breakers are commonly used in residential, commercial, and industrial electrical systems to protect circuits with lower voltage and current demands.

Applications of 1-Pole Circuit Breakers:

Residential Electrical Systems: Protect individual branch circuits like lighting, outlets, and small appliances.
Commercial Spaces: Used in low-load circuits for lighting, small machinery, and office equipment.
Industrial Equipment: Protects low-power, single-phase equipment like pumps, fans, and motors.
Solar and Renewable Energy: Used in photovoltaic (solar) systems to protect DC circuits.
Control Panels: These are found in industrial and automation panels to protect low-power control circuits.
Portable Generators: Protects circuits in portable or backup generator systems.

  • Siemens US2-Q3020 1 Pole 30/20 Amp 120 VAC 10 kA Mini Plug In Duplex Circuit Breaker
    $23.05
    $23.05
  • Siemens US2-Q2020 Type QT 1 Pole 20/20 Amp 120 VAC 10 kA Plug In Duplex Circuit Breaker
    $19.65
    $19.65
  • Siemens Q160 Type QP 1 Pole 60 Amp 120 VAC 10 kA Plug In Circuit Breaker
    $16.25
    $16.25
  • Siemens US2-Q1515 1 Pole 15/15 Amp 120 VAC 10 kA Mini Plug In Duplex Circuit Breaker
    $325.00
    $325.00
  • Siemens Q150 Type QP 1 Pole 50 Amp 120 VAC 10 kA Plug In Circuit Breaker
    $10.57
    $10.57
  • Siemens Q140 Type QP 1 Pole 40 Amp 120 VAC 10 kA Plug In Circuit Breaker
    $11.83
    $11.83
  • Siemens Q130H Type QPH 1 Pole 30 Amp 120 VAC 22 kA Plug In Circuit Breaker
    $31.85
    $31.85
  • Siemens Q13000S01 Type QP 1 Pole 30 Amp 120 VAC 10 kA Plug In Circuit Breaker Shunt Trip
    $138.65
    $138.65
  • Siemens Q130 Type QP 1 Pole 30 Amp 120 VAC 10 kA Plug In Circuit Breaker
    $9.80
    $9.80
  • Siemens Q12000S01 Type QP 1 Pole 20 Amp 120 VAC 10 kA Plug In Circuit Breaker Shunt Trip
    $128.53
    $128.53
  • Siemens Q120 Type QP 1 Pole 20 Amp 120 VAC 10 kA Plug In Circuit Breaker
    $9.80
    $9.80

BestSellers

2-2-2-4 Dyke Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
$1.86
$1.86
4-4-4-4 Tulsa Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
$1.37
$1.37
2-2-4 Stephens Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
$1.32
$1.32
2 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$0.71
$0.71
4/0 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.90
$1.90
4 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$0.62
$0.62
6 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$0.59
$0.59
1 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.00
$1.00
1/0 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.04
$1.04
250' 10 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $2.50 USD
$117.50
$117.50
2/0 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.19
$1.19
250' 12 AWG THHN THWN-2 Solid Copper Building Wire
250 FT Save $0.00 USD
$92.50
$92.50
250' 2-2-2-4 Dyke Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$462.50
$462.50
250' 12 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $0.00 USD
$82.50
$82.50
500' 12 AWG THHN THWN-2 Stranded Copper Building Wire
500 FT Save $10.00 USD
$155.00
$155.00
250' 6 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $2.50 USD
$307.50
$307.50
250' 10 AWG THHN THWN-2 Solid Copper Building Wire
250 FT Save $-2.50 USD
$102.50
$102.50
250' 8 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $2.50 USD
$207.50
$207.50
500' 10 AWG THHN THWN-2 Stranded Copper Building Wire
500 FT Save $15.00 USD
$225.00
$225.00
250' 12/2 W/GRND NM-B 600V Solid Yellow
250 FT Save $5.00 USD
$192.50
$192.50
500' 12 AWG THHN THWN-2 Solid Copper Building Wire
500 FT Save $15.00 USD
$170.00
$170.00
500' 2-2-2-4 Dyke Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
500 FT Save $10.00 USD
$920.00
$920.00
250 MCM THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.99
$1.99
250' 4-4-4 Vassar Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$265.00
$265.00
3 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$0.65
$0.65
250' 14 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $0.00 USD
$80.00
$80.00
250' 6-6-6 Erskine Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$182.50
$182.50
250' 2-2-2-4 Aluminum Mobile Home Feeder Cable
250 FT Save $2.50 USD
$485.00
$485.00
1000' 10 AWG THHN THWN-2 Stranded Copper Building Wire
1000 FT Save $40.00 USD
$440.00
$440.00
100' 10 AWG THHN THWN-2 Stranded Copper Building Wire
$49.00
$49.00
3/0 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$1.39
$1.39
500' 12/2 UF-B Solid Copper Underground Feeder Cable Gray 600V
500 FT Save $30.00 USD
$455.00
$455.00
500' 12/2 W/GRND NM-B 600V Solid Yellow
500 FT Save $15.00 USD
$380.00
$380.00
1000' 2-2-2-4 Dyke Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
1000 FT Save $30.00 USD
$1,830.00
$1,830.00
250' 6/3 UF-B Stranded Copper Underground Feeder Cable Gray 600V
250 FT Save $35.00 USD
$1,255.00
$1,255.00
250' 14/2 W/GRND NM-B 600V Solid White
250 FT Save $2.50 USD
$125.00
$125.00
500' 4/0-4/0-2/0 Sweetbriar Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
500 FT Save $10.00 USD
$1,590.00
$1,590.00
250' 2-2-2 Ramapo Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$332.50
$332.50
1000' 12/2 W/GRND NM-B 600V Solid Yellow
1000 FT Save $40.00 USD
$750.00
$750.00
250' 2-2-2-4 ALUMINUM SER CABLE
250 FT Save $5.00 USD
$425.00
$425.00
8 AWG THHN/THWN-2 Aluminum Building Wire PVC Insulation Nylon Jacket 600V
$0.39
$0.39
250' 4 AWG THHN THWN-2 Stranded Copper Building Wire
250 FT Save $2.50 USD
$480.00
$480.00
250' 4/0-4/0-4/0-2/0 ALUMINUM SER CABLE
250 FT Save $45.00 USD
$1,255.00
$1,255.00
250' 12/2 UF-B Solid Copper Underground Feeder Cable Gray 600V
250 FT Save $5.00 USD
$237.50
$237.50
250' 2-2-4 Stephens Triplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$327.50
$327.50
250' 6-6-6-6 ALUMINUM SER CABLE
250 FT Save $5.00 USD
$295.00
$295.00
250' 1/0-1/0-1/0-2 Notre Dame Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$640.00
$640.00
250' 4-4-4-6 ALUMINUM SER CABLE
250 FT Save $5.00 USD
$310.00
$310.00
250' 2-2-4-6 Aluminum Mobile Home Feeder Cable
250 FT Save $2.50 USD
$495.00
$495.00
250' 4/0-4/0-4/0-2/0 Wake Forest Quadruplex Aluminum Conductor Underground Direct Burial 600V URD Cable
250 FT Save $2.50 USD
$1,107.50
$1,107.50