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
Brand: Square D
SKU: QO1201021
$114.72 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 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 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
Brand: Square D
SKU: QO320GFI
$562.14 each
View Details Square D HOM220CAFI MINIATURE CIRCUIT BREAKER, 120/240V, 20A | Blackhawk Supply
HOM220CAFI | MINIATURE CIRCUIT BREAKER, 120 / 240V, 20A | Square D
Brand: Square D
SKU: HOM220CAFI
$542.04 each
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
Brand: Square D
SKU: HOM120PDF
$79.23 each
View Details Square D HOM220 MINIATURE CIRCUIT BREAKER 120/240V 20A | Blackhawk Supply
HOM220 | MINIATURE CIRCUIT BREAKER 120 / 240V 20A | Square D
Brand: Square D
SKU: HOM220
$17.23 each
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
$42.58 each
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
$23.26 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
$163.59 each
View Details Square D HOM120GFI MINIATURE CIRCUIT BREAKER, 1P, 120V 20A | Blackhawk Supply
HOM120GFI | MINIATURE CIRCUIT BREAKER, 1P, 120V 20A | Square D
Brand: Square D
SKU: HOM120GFI
$63.46 each
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
$15.42 each
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
$240.48 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
$281.85 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
Brand: Square D
SKU: QO220
$35.09 each
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
$15.42 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
Brand: Square D
SKU: QO120DF
$91.07 each
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
$198.68 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
$50.85 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
Brand: Square D
SKU: HOM120PCAFI
$68.59 each
View Details Square D HOM120CAFI MINIATURE CIRCUIT BREAKER 120V 20A | Blackhawk Supply
HOM120CAFI | MINIATURE CIRCUIT BREAKER 120V 20A | Square D
Brand: Square D
SKU: HOM120CAFI
$69.38 each
Mount
Poles
Series
Voltage
Committed to customer satisfaction
as experts in Circuit Breakers
(847) 773-0645
Recently Viewed

Popular Products

View all →
iO HVAC Controls iO-TWIN Universal Twinning Kit | Blackhawk Supply
iO-TWIN | Universal Twinning Kit | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TWIN
$239.29 each
Siemens SKD62U Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Blackhawk Supply
SKD62U | Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Siemens
Brand: Siemens
SKU: SKD62U
$846.69 each
Belimo B220+LF120 US CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply
B220+LF120 US | CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Belimo
Brand: Belimo
SKU: B220+LF120 US
$413.10 each
Belimo ZIP-BT-NFC Bluetooth to NFC converter for temporary wireless operation | Blackhawk Supply
ZIP-BT-NFC | Bluetooth to NFC converter for temporary wireless operation | Belimo
Brand: Belimo
SKU: ZIP-BT-NFC
$191.25 each
Belimo NMB24-SR Damper Actuator | 90 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply
NMB24-SR | Damper Actuator | 90 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: NMB24-SR
$259.20 each
Siemens QVM62.1 Air Velocity Sensor, 0 to 10 Vdc | Blackhawk Supply
QVM62.1 | Air Velocity Sensor, 0 to 10 Vdc | Siemens
Brand: Siemens
SKU: QVM62.1
$193.86 each
Belimo LRB24-SR Valve Actuator | Non-Spg | 24V | Modulating | Blackhawk Supply
LRB24-SR | Valve Actuator | Non-Spg | 24V | Modulating | Belimo
Brand: Belimo
SKU: LRB24-SR
$225.45 each
Belimo FSNF120 US Fire & Smoke Actuator | 70 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Blackhawk Supply
FSNF120 US | Fire & Smoke Actuator | 70 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Belimo
Brand: Belimo
SKU: FSNF120 US
$527.85 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.