circuit breakers

All Types
Image for Accessories Accessories Image for Miniature Circuit Breakers Miniature Circuit Breakers Image for Molded Case Circuit Breakers Molded Case Circuit Breakers Image for Thermal Magnetic Circuit Breakers Thermal Magnetic Circuit Breakers Image for Motor Circuit Breakers Motor Circuit Breakers
Filter
View Details Square D QOB3125VH MINIATURE CIRCUIT BREAKER 240V 125A | Blackhawk Supply
QOB3125VH | MINIATURE CIRCUIT BREAKER 240V 125A | Square D
Brand: Square D
SKU: QOB3125VH
$582.65 each
View Details Square D QBM22150TN PowerPact Q Molded case circuit breaker, 2-pole, 10 kA, 240 V, 150 A | Blackhawk Supply
QBM22150TN | PowerPact Q Molded case circuit breaker, 2-pole, 10 kA, 240 V, 150 A | Square D by Schneider Electric
Brand: Square D
SKU: QBM22150TN
$431.66 each
View Details Square D QOB3401021 Miniature Circuit Breakers QO, 40 A, 3P, 120/240 V, 10 kA, Bolt on, Shunt Trip | Blackhawk Supply
QOB3401021 | Miniature Circuit Breakers QO, 40 A, 3P, 120 / 240 V, 10 kA, Bolt on, Shunt Trip | Square D
Brand: Square D
SKU: QOB3401021
$341.78 each
View Details Square D 9422A1 OPERATING MECHANISM HANDLE NEMA | Blackhawk Supply
9422A1 | OPERATING MECHANISM HANDLE NEMA | Square D by Schneider Electric
Brand: Square D
SKU: 9422A1
$162.30 each
View Details Square D LV426843 Shunt trip (spring) MX, 110...130 V AC 50/60Hz, 125 V DC | Blackhawk Supply
LV426843 | Shunt trip (spring) MX, 110...130 V AC 50 / 60Hz, 125 V DC | Square D by Schneider Electric
Brand: Square D
SKU: LV426843
$465.63 each
View Details Square D HOMT1515240 Tandem mini circuit breaker, Homeline, 2 x 1 pole at 15A, 1 x 2 pole at 40A, 120/240 VAC, 10 kA AIR, plug in mount | Blackhawk Supply
HOMT1515240 | Tandem mini circuit breaker, Homeline, 2 x 1 pole at 15A, 1 x 2 pole at 40A, 120 / 240 VAC, 10 kA AIR, plug in mount | Square D
Brand: Square D
SKU: HOMT1515240
$38.64 each
View Details Square D HOMT215220 Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 15A, 1 x 2 pole at 20A, 120/240 VAC, 10 kA AIR, plug in mount | Blackhawk Supply
HOMT215220 | Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 15A, 1 x 2 pole at 20A, 120 / 240 VAC, 10 kA AIR, plug in mount | Square D by Schneider Electric
Brand: Square D
SKU: HOMT215220
$50.46 each
View Details Square D QBL22100 Circuit breaker, PowerPact Q, unit mount, thermal magnetic, 100A, 2 pole, 240VAC, 10kA | Blackhawk Supply
QBL22100 | Circuit breaker, PowerPact Q, unit mount, thermal magnetic, 100A, 2 pole, 240VAC, 10kA | Square D by Schneider Electric
Brand: Square D
SKU: QBL22100
$189.62 each
View Details Square D HGA36125 PowerPact H I-Line Circuit Breaker, ThermMagn, 125A, 3P, 600V, 18kA | Blackhawk Supply
HGA36125 | PowerPact H I-Line Circuit Breaker, ThermMagn, 125A, 3P, 600V, 18kA | Square D by Schneider Electric
Brand: Square D
SKU: HGA36125
$2,786.86 each
View Details Square D HOM220GFI MINIATURE CIRCUIT BREAKER , 2P, 120/240V, 20A | Blackhawk Supply
HOM220GFI | MINIATURE CIRCUIT BREAKER , 2P, 120 / 240V, 20A | Square D
Brand: Square D
SKU: HOM220GFI
$173.45 each
View Details Square D QOE250GFINM ENCLOSED CIR BRKR 120/240VAC 50AMP GFCI | Blackhawk Supply
QOE250GFINM | ENCLOSED CIR BRKR 120 / 240VAC 50AMP GFCI | Square D by Schneider Electric
Brand: Square D
SKU: QOE250GFINM
$349.66 each
View Details Square D NF21SBRG3 Powerlink G3 Control Bus Strip, 21 Circuits, Right Side Only | Blackhawk Supply
NF21SBRG3 | Powerlink G3 Control Bus Strip, 21 Circuits, Right Side Only | Square D by Schneider Electric
Brand: Square D
SKU: NF21SBRG3
$1,246.09 each
View Details Square D QO250GFI MINIATURE CIRCUIT BREAKER 120/240V 50A | Blackhawk Supply
QO250GFI | MINIATURE CIRCUIT BREAKER 120 / 240V 50A | Square D by Schneider Electric
Brand: Square D
SKU: QO250GFI
$188.04 each
View Details Square D M9F22105 Multi 9 - C60SP Miniature circuit-breaker, 1P, 5 A, C Curve, 277 V, 10 kA, UL 1077 | Blackhawk Supply
M9F22105 | Multi 9 - C60SP Miniature circuit-breaker, 1P, 5 A, C Curve, 277 V, 10 kA, UL 1077 | Square D
Brand: Square D
SKU: M9F22105
$67.01 each
View Details Square D HOMT215240 Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 15A, 1 x 2 pole at 40A, 120/240 VAC, 10 kA AIR, plug in mount | Blackhawk Supply
HOMT215240 | Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 15A, 1 x 2 pole at 40A, 120 / 240 VAC, 10 kA AIR, plug in mount | Square D
Brand: Square D
SKU: HOMT215240
$50.46 each
View Details Square D HOM215CAFI Mini circuit breaker, Homeline, 15A, 2 pole, 120 VAC, 10 kA AIR, combo arc fault, pigtail neutral, plug in mount | Blackhawk Supply
HOM215CAFI | Mini circuit breaker, Homeline, 15A, 2 pole, 120 VAC, 10 kA AIR, combo arc fault, pigtail neutral, plug in mount | Square D
Brand: Square D
SKU: HOM215CAFI
$542.04 each
View Details Square D S434206 Trip accessory, PowerPacT H, J, L, pocket tester | Blackhawk Supply
S434206 | Trip accessory, PowerPacT H, J, L, pocket tester | Square D by Schneider Electric
Brand: Square D
SKU: S434206
$879.70 each
View Details Square D QO120EPD MINIATURE CIRCUIT BREAKER 120V 20A | Blackhawk Supply
QO120EPD | MINIATURE CIRCUIT BREAKER 120V 20A | Square D
Brand: Square D
SKU: QO120EPD
$226.67 each
View Details Square D QO2030 MINIATURE CIRCUIT BREAKER 240V 20/30A | Blackhawk Supply
QO2030 | MINIATURE CIRCUIT BREAKER 240V 20 / 30A | Square D
Brand: Square D
SKU: QO2030
$66.62 each
View Details Square D QOU240 MINIATURE CIRCUIT BREAKERS QOU, 40A, 2P, 120/240V, 10kA | Blackhawk Supply
QOU240 | MINIATURE CIRCUIT BREAKERS QOU, 40A, 2P, 120 / 240V, 10kA | Square D
Brand: Square D
SKU: QOU240
$42.58 each
View Details Square D QO130EPD MINIATURE CIRCUIT-BREAKER, QO, 30 A, 1P, 120 V, 10 KA, PLUG IN, EPD | Blackhawk Supply
QO130EPD | MINIATURE CIRCUIT-BREAKER, QO, 30 A, 1P, 120 V, 10 KA, PLUG IN, EPD | Square D by Schneider Electric
Brand: Square D
SKU: QO130EPD
$216.42 each
View Details Square D PDC3HD2 Circuit Breaker Power Distribution Connector; 15-100 Amp | Blackhawk Supply
PDC3HD2 | Circuit Breaker Power Distribution Connector; 15-100 Amp | Square D by Schneider Electric
Brand: Square D
SKU: PDC3HD2
$302.74 each
View Details Square D JDL36200 PowerPact J-Frame breaker, thermal-magnetic, 200 A, 3P, 14 kA at 600 VAC | Blackhawk Supply
JDL36200 | PowerPact J-Frame breaker, thermal-magnetic, 200 A, 3P, 14 kA at 600 VAC | Square D by Schneider Electric
Brand: Square D
SKU: JDL36200
$1,861.30 each
View Details Square D GV2P32 TeSys GV2 Motor Circuit Breaker, Thermal Magnetic, 3-Pole, 32A, 690VAC, Screw Clamp Terminals, IP20 | Blackhawk Supply
GV2P32 | TeSys GV2 Motor Circuit Breaker, Thermal Magnetic, 3-Pole, 32A, 690VAC, Screw Clamp Terminals, IP20 | Square D by Schneider Electric
Brand: Square D
SKU: GV2P32
$302.13 each
Type
Amps
Application
Current Core
Current Measurement Accuracy
Current Measurement Range
Housing
Model
Monitored Wire Size
Mount
Mounting
Output Specifications
Outputs
Poles
Product Type
Product Certification
Range
Sensor
Series
VFD Phase
Voltage
category
subcategory
Committed to customer satisfaction
as experts in Circuit Breakers
(847) 773-0645
Recently Viewed

Popular Products

View all →
Veris H321 Split Core | Span Adj. | Range: 0-800AAC | Output: 4-20mA | Loop | Blackhawk Supply
H321 | Split Core | Span Adj. | Range: 0-800AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H321
$177.08 each
Belimo LF120-S US Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Blackhawk Supply
LF120-S US | Damper Actuator | 35 in-lb | Spg Rtn | 120V | On/Off | Belimo
Brand: Belimo
SKU: LF120-S US
$316.80 each
Viconics VT8650U5000B Roof Top & Heat Pump Unit Controller w/ IAQ, Economizer, Humidity & Scheduling | Blackhawk Supply
VT8650U5000B | Roof Top & Heat Pump Unit Controller w/ IAQ, Economizer, Humidity & Scheduling | Viconics
Brand: Viconics
SKU: VT8650U5000B
$412.21 each
Square D MD3604X Switch Motor Disconnect 60A 3P NEMA 4X | Blackhawk Supply
MD3604X | Switch Motor Disconnect 60A 3P NEMA 4X | Square D
Brand: Square D
SKU: MD3604X
$111.82 each
Contemporary Controls EIBA5-100T/R 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Blackhawk Supply
EIBA5-100T/R | 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIBA5-100T/R
$115.32 each
Belimo S2A Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Blackhawk Supply
S2A | Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Belimo
Brand: Belimo
SKU: S2A
$104.85 each
Viconics VT7225 Room Controller Heating Analog Output and PWM Output; Replaces C1025 & T920 | Blackhawk Supply
VT7225 | Room Controller Heating Analog Output and PWM Output; Replaces C1025 & T920 | Viconics
Brand: Viconics
SKU: VT7225
$151.11 each
KMC BAC-5051AE Router: BACnet, IP/Dual Enet/Single MSTP | Blackhawk Supply
BAC-5051AE | Router: BACnet, IP/Dual Enet/Single MSTP | KMC
Brand: KMC
SKU: BAC-5051AE
$471.41 each
Sign in to your account

Don't have an account? Create an account

Show

Forgot password?

Register New Account

Already have an account? Sign In instead.

Show
Show

Sign In

Your Cart
0 items
$0.00
Are you from Chicago?
Yes / No
Chicago Change
Shipping Estimates
Shipping:
The product has been added to cart.
There are 0 items in your cart.
Scroll to view all
Continue to Cart ($0.00) Quote these products
You can order without authorization. The system will remember your information after completion.