Circuit breakers 20a Amps

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 QO1201021 Mini circuit breaker, QO, 20A, 1 pole, 120/240 VAC, 10 kA, plug in mount, AC shunt trip | Blackhawk Supply
QO1201021 | Mini circuit breaker, QO, 20A, 1 pole, 120 / 240 VAC, 10 kA, plug in mount, AC shunt trip | Square D by Schneider Electric
Brand: Square D
SKU: QO1201021
View Details
View Details Square D HOM220GFI MINIATURE CIRCUIT BREAKER , 2P, 120/240V, 20A | Blackhawk Supply
HOM220GFI | MINIATURE CIRCUIT BREAKER , 2P, 120 / 240V, 20A | Square D by Schneider Electric
Brand: Square D
SKU: HOM220GFI
View Details
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
$199.88 each
View Details Square D QO320GFI MINIATURE CIRCUIT BREAKER, QO, 20 A, 3P, 208Y/120 V, 10 kA, Plug in, GFI | Blackhawk Supply
QO320GFI | MINIATURE CIRCUIT BREAKER, QO, 20 A, 3P, 208Y / 120 V, 10 kA, Plug in, GFI | Square D by Schneider Electric
Brand: Square D
SKU: QO320GFI
View Details
View Details Square D HOM220CAFI MINIATURE CIRCUIT BREAKER, 120/240V, 20A | Blackhawk Supply
HOM220CAFI | MINIATURE CIRCUIT BREAKER, 120 / 240V, 20A | Square D by Schneider Electric
Brand: Square D
SKU: HOM220CAFI
View Details
View Details Square D HOM120PDF Homeline Miniature Circuit Breaker, 20A, 120V AC, Plug-in, 1-Pole, 10kA | Blackhawk Supply
HOM120PDF | Homeline Miniature Circuit Breaker, 20A, 120V AC, Plug-in, 1-Pole, 10kA | Square D by Schneider Electric
Brand: Square D
SKU: HOM120PDF
View Details
View Details Square D QOU220 Miniature Circuit Breaker120/240V 20A | Blackhawk Supply
QOU220 | Miniature Circuit Breaker120 / 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QOU220
View Details
View Details Square D QOB120VH MINIATURE CIRCUIT BREAKER 120/240V 20A | Blackhawk Supply
QOB120VH | MINIATURE CIRCUIT BREAKER 120 / 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QOB120VH
$30.51 each
View Details Square D QO320 MINIATURE CIRCUIT BREAKER 240V 20A | Blackhawk Supply
QO320 | MINIATURE CIRCUIT BREAKER 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QO320
$144.26 each
View Details Square D HOM120GFI MINIATURE CIRCUIT BREAKER, 1P, 120V 20A | Blackhawk Supply
HOM120GFI | MINIATURE CIRCUIT BREAKER, 1P, 120V 20A | Square D by Schneider Electric
Brand: Square D
SKU: HOM120GFI
View Details
View Details Square D QOU120 QO Miniature Circuit Breaker, 20A, 1-Pole, 120V, 10kA, Plug-in Mount | Blackhawk Supply
QOU120 | QO Miniature Circuit Breaker, 20A, 1-Pole, 120V, 10kA, Plug-in Mount | Square D by Schneider Electric
Brand: Square D
SKU: QOU120
View Details
View Details Square D QOB320 MINIATURE CIRCUIT BREAKER 240V 20A | Blackhawk Supply
QOB320 | MINIATURE CIRCUIT BREAKER 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QOB320
$212.05 each
View Details Square D QOB320VH Mini circuit breaker, QO, 20A, 3 pole, 120/240 VAC, 22 kA, bolt on mount | Blackhawk Supply
QOB320VH | Mini circuit breaker, QO, 20A, 3 pole, 120 / 240 VAC, 22 kA, bolt on mount | Square D by Schneider Electric
Brand: Square D
SKU: QOB320VH
$248.55 each
View Details Square D QO220 QO Miniature Circuit Breaker, 20A, 2-Pole, 120/240V, 10kA, Plug-in Mount | Blackhawk Supply
QO220 | QO Miniature Circuit Breaker, 20A, 2-Pole, 120 / 240V, 10kA, Plug-in Mount | Square D by Schneider Electric
Brand: Square D
SKU: QO220
View Details
View Details Square D QO120 MINIATURE CIRCUIT BREAKER 120/240V 20A | Blackhawk Supply
QO120 | MINIATURE CIRCUIT BREAKER 120 / 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QO120
$23.59 each
View Details Square D QO120DF Mini circuit breaker, QO, 20A, 1 pole, 120 VAC, 10 kA, dual function, pigtail, plug in mount | Blackhawk Supply
QO120DF | Mini circuit breaker, QO, 20A, 1 pole, 120 VAC, 10 kA, dual function, pigtail, plug in mount | Square D by Schneider Electric
Brand: Square D
SKU: QO120DF
View Details
View Details Square D HOM220 MINIATURE CIRCUIT BREAKER 120/240V 20A | Blackhawk Supply
HOM220 | MINIATURE CIRCUIT BREAKER 120 / 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: HOM220
View Details
View Details Square D QO220GFI MINIATURE CIRCUIT BREAKER, 120/240V, 20A | Blackhawk Supply
QO220GFI | MINIATURE CIRCUIT BREAKER, 120 / 240V, 20A | Square D by Schneider Electric
Brand: Square D
SKU: QO220GFI
$175.20 each
View Details Square D QOB220 MINIATURE CIRCUIT BREAKER 120/240V 20A | Blackhawk Supply
QOB220 | MINIATURE CIRCUIT BREAKER 120 / 240V 20A | Square D by Schneider Electric
Brand: Square D
SKU: QOB220
$54.84 each
View Details Square D HOM120PCAFI Homeline Miniature Circuit Breaker, 20A, 120V AC, Plug-in, 1-Pole, 10kA | Blackhawk Supply
HOM120PCAFI | Homeline Miniature Circuit Breaker, 20A, 120V AC, Plug-in, 1-Pole, 10kA | Square D by Schneider Electric
Brand: Square D
SKU: HOM120PCAFI
View Details
View Details Square D HOM120CAFI MINIATURE CIRCUIT BREAKER 120V 20A | Blackhawk Supply
HOM120CAFI | MINIATURE CIRCUIT BREAKER 120V 20A | Square D by Schneider Electric
Brand: Square D
SKU: HOM120CAFI
View Details
Mount
Poles
Series
Voltage
Committed to customer satisfaction
as experts in Circuit Breakers
(847) 773-0645
Recently Viewed

Popular Products

View all →
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
Siemens 587-187 Room Temperature Sensor, Full HMI, For Use With Siemens Talon Controllers | Blackhawk Supply
587-187 | Room Temperature Sensor, Full HMI, For Use With Siemens Talon Controllers | Siemens
Brand: Siemens
SKU: 587-187
$315.73 each
Johnson Controls P599VCPS105K 0 TO 500 PSIS PRESS; P599 PRESSURE TRANSDUCER WITH WIRE HARNESS KIT | Blackhawk Supply
P599VCPS105K | 0 TO 500 PSIS PRESS; P599 PRESSURE TRANSDUCER WITH WIRE HARNESS KIT | Johnson Controls
Brand: Johnson Controls
SKU: P599VCPS105K
$140.56 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.