circuit protection

All Types
Image for Circuit Breakers Circuit Breakers Image for Fuses Fuses Image for Resistors Resistors Image for Surge Protection Surge Protection Image for Disconnect Switches Disconnect Switches Image for Contactors Contactors Image for Load Centers Load Centers Image for Panelboards Panelboards
Filter
View Details Veris AH04 Fuse Pack | Triple | 1/2A | 600VAC | Slow-Blow | Blackhawk Supply
AH04 | Fuse Pack | Triple | 1 / 2A | 600VAC | Slow-Blow | Veris
Brand: Veris
SKU: AH04
$110.55 each
View Details Square D HOMT230230 Miniature Breaker Homeline, Quad, 120/240V, 10kA, 30/30A, UL Listed | Blackhawk Supply
HOMT230230 | Miniature Breaker Homeline, Quad, 120 / 240V, 10kA, 30 / 30A, UL Listed | Square D by Schneider Electric
Brand: Square D
SKU: HOMT230230
$74.00 each
View Details Square D HOMT230250 Miniature Breaker, Homeline, Quad, 120/240V, 10kA, 30/50A, UL Listed | Blackhawk Supply
HOMT230250 | Miniature Breaker, Homeline, Quad, 120 / 240V, 10kA, 30 / 50A, UL Listed | Square D by Schneider Electric
Brand: Square D
SKU: HOMT230250
$74.00 each
View Details Square D SDSA2040 SPD T1 SDSA 40KA 120/208V 3P4W | Blackhawk Supply
SDSA2040 | SPD T1 SDSA 40KA 120 / 208V 3P4W | Square D
Brand: Square D
SKU: SDSA2040
$155.04 each
View Details Square D URTRS213B METER SOCKET RING TYPE OH/UG 200A | Blackhawk Supply
URTRS213B | METER SOCKET RING TYPE OH / UG 200A | Square D
Brand: Square D
SKU: URTRS213B
$140.09 each
View Details Square D QO2225SL CIRCUIT BREAKER SUB-FEED LUG | Blackhawk Supply
QO2225SL | CIRCUIT BREAKER SUB-FEED LUG | Square D
Brand: Square D
SKU: QO2225SL
$143.57 each
View Details Functional Devices RIBXGTF Enclosed Split-Core AC Sensor, .35-150Amp, fixed, terminals | Blackhawk Supply
RIBXGTF | Enclosed Split-Core AC Sensor, .35-150Amp, fixed, terminals | Functional Devices
Brand: Functional Devices
SKU: RIBXGTF
$25.69 each
View Details Square D HOMT220220 Quad tandem mini circuit breaker, Homeline, 2 x 2 pole at 20A, 120/240 VAC, 10 kA AIR, plug in mount | Blackhawk Supply
HOMT220220 | Quad tandem mini circuit breaker, Homeline, 2 x 2 pole at 20A, 120 / 240 VAC, 10 kA AIR, plug in mount | Square D
Brand: Square D
SKU: HOMT220220
$74.00 each
View Details Veris H971 Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Blackhawk Supply
H971 | Current Sensor | DC | Split | 0-200A | Pulse Reset | Bi-Directional | Veris
Brand: Veris
SKU: H971
$163.09 each
View Details Square D MA4IMA24 Surge Protection Module, IMA, 240kA, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2 | Blackhawk Supply
MA4IMA24 | Surge Protection Module, IMA, 240kA, 480Y / 277V AC, 3-Phase, 4-Wire, NEMA 2 | Square D
Brand: Square D
SKU: MA4IMA24
$802.67 each
View Details Square D HOM3060M200PRBVP Homeline, LC, 200 A, 120/240 V, 1 PH, MB, PoN, 30 SP, N3R, surf, VP | Blackhawk Supply
HOM3060M200PRBVP | Homeline, LC, 200 A, 120 / 240 V, 1 PH, MB, PoN, 30 SP, N3R, surf, VP | Square D by Schneider Electric
Brand: Square D
SKU: HOM3060M200PRBVP
View Details
View Details Square D HOMT230240 Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 30A, 1 x 2 pole at 40A, 120/240 VAC, 10 kA AIR, plug in mount | Blackhawk Supply
HOMT230240 | Quad tandem mini circuit breaker, Homeline, 1 x 2 pole at 30A, 1 x 2 pole at 40A, 120 / 240 VAC, 10 kA AIR, plug in mount | Square D by Schneider Electric
Brand: Square D
SKU: HOMT230240
$74.00 each
View Details Square D QBP22200TM PowerPact Q Molded Case Circuit Breaker, 200A, 240V AC, 2-Pole, 10kA | Blackhawk Supply
QBP22200TM | PowerPact Q Molded Case Circuit Breaker, 200A, 240V AC, 2-Pole, 10kA | Square D
Brand: Square D
SKU: QBP22200TM
$217.61 each
View Details Square D MA4IMA16 Surge Protection Module, IMA, 160kA, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2 | Blackhawk Supply
MA4IMA16 | Surge Protection Module, IMA, 160kA, 480Y / 277V AC, 3-Phase, 4-Wire, NEMA 2 | Square D
Brand: Square D
SKU: MA4IMA16
$555.85 each
View Details Square D HOM230GFI MINIATURE CIRCUIT BREAKER, 2P, 120/240V, 30A | Blackhawk Supply
HOM230GFI | MINIATURE CIRCUIT BREAKER, 2P, 120 / 240V, 30A | Square D by Schneider Electric
Brand: Square D
SKU: HOM230GFI
View Details
View Details Square D HOMC30UC Homeline, Load Center cover replacement, 30 spaces | Blackhawk Supply
HOMC30UC | Homeline, Load Center cover replacement, 30 spaces | Square D by Schneider Electric
Brand: Square D
SKU: HOMC30UC
View Details
View Details Veris AV01 DIN Rail | 35mm X 1 m length | Aluminum | Blackhawk Supply
AV01 | DIN Rail | 35mm X 1 m length | Aluminum | Veris
Brand: Veris
SKU: AV01
$15.53 each
View Details Square D QOM2200MM Main breaker, QO, 200A, 2 pole, 120/240 VAC, 10 kA, bolt on mount, for metering devices | Blackhawk Supply
QOM2200MM | Main breaker, QO, 200A, 2 pole, 120 / 240 VAC, 10 kA, bolt on mount, for metering devices | Square D by Schneider Electric
Brand: Square D
SKU: QOM2200MM
$260.73 each
View Details Square D MA4IMA241 Surge mod IMA, 240kA, 480Y/277VAC, 3P4W, T1, CSA | Blackhawk Supply
MA4IMA241 | Surge mod IMA, 240kA, 480Y / 277VAC, 3P4W, T1, CSA | Square D by Schneider Electric
Brand: Square D
SKU: MA4IMA241
$802.67 each
View Details Square D MA4IMA12 Surge Protection Module, IMA, 120kA, 480Y/277V AC, 3-Phase, 4-Wire, NEMA 2 | Blackhawk Supply
MA4IMA12 | Surge Protection Module, IMA, 120kA, 480Y / 277V AC, 3-Phase, 4-Wire, NEMA 2 | Square D
Brand: Square D
SKU: MA4IMA12
$493.98 each
View Details Square D SDSA2040D SDSA Surge Protective Device, 240 V Delta, 3-phase, 3-wire | Blackhawk Supply
SDSA2040D | SDSA Surge Protective Device, 240 V Delta, 3-phase, 3-wire | Square D by Schneider Electric
Brand: Square D
SKU: SDSA2040D
$212.40 each
View Details Square D HOMT215225 Miniature Breaker, Homeline, Quad, 120/240V, 10kA, 15/25A, UL Listed | Blackhawk Supply
HOMT215225 | Miniature Breaker, Homeline, Quad, 120 / 240V, 10kA, 15 / 25A, UL Listed | Square D by Schneider Electric
Brand: Square D
SKU: HOMT215225
$54.50 each
View Details Square D SDSA4040 Surge Protect - 40kA, 480Y/277VAC, 3P4W, T4X | Blackhawk Supply
SDSA4040 | Surge Protect - 40kA, 480Y / 277VAC, 3P4W, T4X | Square D
Brand: Square D
SKU: SDSA4040
$212.40 each
View Details Square D SDSA4040D SDSA Surge Protective Device, 480 V Delta, 3-phase, 3-wire | Blackhawk Supply
SDSA4040D | SDSA Surge Protective Device, 480 V Delta, 3-phase, 3-wire | Square D
Brand: Square D
SKU: SDSA4040D
$212.40 each
Type
Accuracy
Amperage
Amps
Application
Brand
CV / GPM
Communication
Current Core
Current Measurement Accuracy
Current Measurement Range
Current Sensor Type
Description
Dimensions
Feature Level
Frequency Rating
Housing
Line
Measurement Type
Metering Product Family
Model
Monitored Wire Size
Mount
Mounting
NEMA
Operating Temperature
Output Specifications
Outputs
Poles
Power Monitoring
Product Type
Product Certification
Range
Sensor
Series
Size
Spaces
SubType
VFD Horsepower
VFD Phase
Valve Size
Voltage
Warranty
category
subcategory
Committed to customer satisfaction
as experts in Circuit Protection
(847) 773-0645
Recently Viewed

Popular Products

View all →
Square D 171CBU98090 UNITY M1E SERIAL 232/485 | Blackhawk Supply
171CBU98090 | UNITY M1E SERIAL 232/485 | Square D
Brand: Square D
SKU: 171CBU98090
$1,079.03 each
Graco D31211 Husky 307 AC 3/8" (9.52 mm) NPT Standard Pump, PP Center Section, AC Seats, PTFE Balls & PTFE Diaphragm | Blackhawk Supply
D31211 | Husky 307 AC 3/8" (9.52 mm) NPT Standard Pump, PP Center Section, AC Seats, PTFE Balls & PTFE Diaphragm | Graco
Brand: Graco
SKU: D31211
$742.05 each
Square D MA4IMA161 Surge protection module, Surgelogic, MA, 160kA, 480Y/277VAC, 3 phase, 4 wire, SPD type 1 | Blackhawk Supply
MA4IMA161 | Surge protection module, Surgelogic, MA, 160kA, 480Y/277VAC, 3 phase, 4 wire, SPD type 1 | Square D
Brand: Square D
SKU: MA4IMA161
$555.85 each
Square D D325NR Safety switch, general duty, fusible, 400A, 3 poles, 125hp, 240VAC, NEMA 3R, neutral factory installed | Blackhawk Supply
D325NR | Safety switch, general duty, fusible, 400A, 3 poles, 125hp, 240VAC, NEMA 3R, neutral factory installed | Square D by Schneider Electric
Brand: Square D
SKU: D325NR
$1,422.95 each
Keystone F89U-014 F89U-014 | Keystone (F89U-014 DA Actuator | 89U01401XXN14N2U00U34P0C) | Blackhawk Supply
F89U-014 | F89U-014 | Keystone (F89U-014 DA Actuator | 89U01401XXN14N2U00U34P0C) | Keystone
Brand: Keystone
SKU: F89U-014
$473.12 each
Veris HW2XA2C RH,Wall,2%,Temp,1K Pt | Blackhawk Supply
HW2XA2C | RH, Wall, 2%, Temp, 1K Pt | Veris
Brand: Veris
SKU: HW2XA2C
$164.89 each
Taco IU024Q6A1 Setpoint Actuator Head for Taco iSeries Mixing Valves | Blackhawk Supply
IU024Q6A1 | Setpoint Actuator Head for Taco iSeries Mixing Valves | Taco
Brand: Taco
SKU: IU024Q6A1
$415.23 each
Square D BMXDRA1605 Discrete output module X80, 16 outputs, relay, 24 V DC or 24...240 V AC | Blackhawk Supply
BMXDRA1605 | Discrete output module X80, 16 outputs, relay, 24 V DC or 24...240 V AC | Square D
Brand: Square D
SKU: BMXDRA1605
$313.21 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
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.