Square-d Molded case circuit breakers Subcategory

We have 6600+ Square-D products ranging from circuit breakers and load centers to soft starters and VFDs. Shop today for Square-D products!
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View Details Square D QBL32200LU PowerPact Q Molded Case Circuit Breaker, 200A, 240V AC, 3-Pole, 10kA | Blackhawk Supply
QBL32200LU | PowerPact Q Molded Case Circuit Breaker, 200A, 240V AC, 3-Pole, 10kA | Square D by Schneider Electric
Brand: Square D
SKU: QBL32200LU
each
View Details Square D QBL32150 PowerPact Q Molded Case Circuit Breaker, 150A, 240V AC, 3-Pole, 10kA | Blackhawk Supply
QBL32150 | PowerPact Q Molded Case Circuit Breaker, 150A, 240V AC, 3-Pole, 10kA | Square D by Schneider Electric
Brand: Square D
SKU: QBL32150
$1,496.48 each
View Details Square D QBL32000S22LW POWERPACT Q AUTOMATIC MOLDED CASE SWITCH, 3-POLE, 10 KA, 240 V, 225 A | Blackhawk Supply
QBL32000S22LW | POWERPACT Q AUTOMATIC MOLDED CASE SWITCH, 3-POLE, 10 KA, 240 V, 225 A | Square D by Schneider Electric
Brand: Square D
SKU: QBL32000S22LW
$667.58 each
View Details Square D PLA34080 MOLDED CASE CIRCUIT BREAKER 480V | Blackhawk Supply
PLA34080 | MOLDED CASE CIRCUIT BREAKER 480V | Square D by Schneider Electric
Brand: Square D
SKU: PLA34080
$1,430.66 each
View Details Square D PKA36100U44A MOLDED CASE CIRCUIT BREAKER 600V 1000A | Blackhawk Supply
PKA36100U44A | MOLDED CASE CIRCUIT BREAKER 600V 1000A | Square D by Schneider Electric
Brand: Square D
SKU: PKA36100U44A
$12,098.70 each
View Details Square D PJL36120U44A MOLDED CASE CIRCUIT BREAKER 600V, 3P, 1200A | Blackhawk Supply
PJL36120U44A | MOLDED CASE CIRCUIT BREAKER 600V, 3P, 1200A | Square D by Schneider Electric
Brand: Square D
SKU: PJL36120U44A
$21,739.39 each
View Details Square D PJL36100U44A MOLDED CASE CIRCUIT BREAKER 600V 1000A | Blackhawk Supply
PJL36100U44A | MOLDED CASE CIRCUIT BREAKER 600V 1000A | Square D by Schneider Electric
Brand: Square D
SKU: PJL36100U44A
$18,678.60 each
View Details Square D PJL36000S80 TOMATIC MOLDED CASE SWITCH 600V 800A | Blackhawk Supply
PJL36000S80 | TOMATIC MOLDED CASE SWITCH 600V 800A | Square D by Schneider Electric
Brand: Square D
SKU: PJL36000S80
$18,678.60 each
View Details Square D PGL36100 MOLDED CASE CIRCUIT BREAKER 600V 1000A | Blackhawk Supply
PGL36100 | MOLDED CASE CIRCUIT BREAKER 600V 1000A | Square D by Schneider Electric
Brand: Square D
SKU: PGL36100
$5,351.74 each
View Details Square D PGL36060 MOLDED CASE CIRCUIT BREAKER 600V 600A | Blackhawk Supply
PGL36060 | MOLDED CASE CIRCUIT BREAKER 600V 600A | Square D by Schneider Electric
Brand: Square D
SKU: PGL36060
$14,088.26 each
View Details Square D PGA36120 PowerPact P Molded Case Circuit Breaker, 1200A, 600V, 3-Poles | Blackhawk Supply
PGA36120 | PowerPact P Molded Case Circuit Breaker, 1200A, 600V, 3-Poles | Square D by Schneider Electric
Brand: Square D
SKU: PGA36120
$2,677.39 each
View Details Square D PDC3JD20 PowerPact Circuit Breaker Power Distribution Connector; 150 - 250 Amp | Blackhawk Supply
PDC3JD20 | PowerPact Circuit Breaker Power Distribution Connector; 150 - 250 Amp | Square D by Schneider Electric
Brand: Square D
SKU: PDC3JD20
$14,793.64 each
View Details Square D LJA36400U44X MOLDED CASE CIRCUIT BREAKER 600V 400A | Blackhawk Supply
LJA36400U44X | MOLDED CASE CIRCUIT BREAKER 600V 400A | Square D by Schneider Electric
Brand: Square D
SKU: LJA36400U44X
$348.64 each
View Details Square D LGL36400U31X MOLDED CASE CIRCUIT BREAKER 600V 400A | Blackhawk Supply
LGL36400U31X | MOLDED CASE CIRCUIT BREAKER 600V 400A | Square D by Schneider Electric
Brand: Square D
SKU: LGL36400U31X
$7,606.24 each
View Details Square D LAL36350 MOLDED CASE CIRCUIT BREAKER 600V 350A | Blackhawk Supply
LAL36350 | MOLDED CASE CIRCUIT BREAKER 600V 350A | Square D by Schneider Electric
Brand: Square D
SKU: LAL36350
$3,757.73 each
View Details Square D LAL36300 MOLDED CASE CIRCUIT BREAKER | Blackhawk Supply
LAL36300 | MOLDED CASE CIRCUIT BREAKER | Square D by Schneider Electric
Brand: Square D
SKU: LAL36300
$1,677.71 each
View Details Square D LAL36250 3P 600VAC/250VDC 250A, LAL FA/LA MOLDED CASE CIRCUIT BREAKER | Blackhawk Supply
LAL36250 | 3P 600VAC / 250VDC 250A, LAL FA / LA MOLDED CASE CIRCUIT BREAKER | Square D by Schneider Electric
Brand: Square D
SKU: LAL36250
$2,730.38 each
View Details Square D LA11121 120VAC LA/LH/Q4 UNDER VOLTAGE TRIP | Blackhawk Supply
LA11121 | 120VAC LA / LH / Q4 UNDER VOLTAGE TRIP | Square D by Schneider Electric
Brand: Square D
SKU: LA11121
View Details
View Details Square D JJL36250U31X MOLDED CASE CIRCUIT BREAKER | Blackhawk Supply
JJL36250U31X | MOLDED CASE CIRCUIT BREAKER | Square D by Schneider Electric
Brand: Square D
SKU: JJL36250U31X
$1,678.73 each
View Details Square D JJL36200 I-Line PowerPact Molded Case Circuit Breaker: 200A, 600 Volt AC, 250 Volt DC, 3-Pole, Unit Mount | Blackhawk Supply
JJL36200 | I-Line PowerPact Molded Case Circuit Breaker: 200A, 600 Volt AC, 250 Volt DC, 3-Pole, Unit Mount | Square D by Schneider Electric
Brand: Square D
SKU: JJL36200
$4,185.34 each
View Details Square D JJL36150 PowerPact J Thermal Magnetic Circuit Breaker, 150A, 600 Volt AC, 250 Volt DC, 3-Pole, Unit Mount | Blackhawk Supply
JJL36150 | PowerPact J Thermal Magnetic Circuit Breaker, 150A, 600 Volt AC, 250 Volt DC, 3-Pole, Unit Mount | Square D by Schneider Electric
Brand: Square D
SKU: JJL36150
$4,017.26 each
View Details Square D JJA36250SA MOLDED CASE CIRCUIT BREAKER 600V 250A | Blackhawk Supply
JJA36250SA | MOLDED CASE CIRCUIT BREAKER 600V 250A | Square D by Schneider Electric
Brand: Square D
SKU: JJA36250SA
$4,017.26 each
View Details Square D JJA36225 MOLDED CASE CIRCUIT BREAKER 600V 225A | Blackhawk Supply
JJA36225 | MOLDED CASE CIRCUIT BREAKER 600V 225A | Square D by Schneider Electric
Brand: Square D
SKU: JJA36225
$7,732.46 each
View Details Square D JJA36200 I-Line Powerpact Molded Case Circuit Breaker: 200 Amp, 600 Volt AC, 250 Volt DC, 3-Pole, Plug-On Mount | Blackhawk Supply
JJA36200 | I-Line Powerpact Molded Case Circuit Breaker: 200 Amp, 600 Volt AC, 250 Volt DC, 3-Pole, Plug-On Mount | Square D by Schneider Electric
Brand: Square D
SKU: JJA36200
$3,536.66 each
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Brand: ACI
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Square D 9001K35 Joystick Controller - 30mm - 5 Positions Spring Return - Without Contact | Blackhawk Supply
9001K35 | Joystick Controller - 30mm - 5 Positions Spring Return - Without Contact | Square D by Schneider Electric
Brand: Square D
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Saginaw SCE-20H1608LP NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 20H x 16W x 8D | Blackhawk Supply
SCE-20H1608LP | NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 20H x 16W x 8D | Saginaw
Brand: Saginaw
SKU: SCE-20H1608LP
$279.29 each
Saginaw SCE-24N2406LP+SCE-24N24MPP NEMA1 | 24H x 24W x 6D | Subpanel: Perforated | Knockouts: No | Keyed: No | Blackhawk Supply
SCE-24N2406LP+SCE-24N24MPP | NEMA1 | 24H x 24W x 6D | Subpanel: Perforated | Knockouts: No | Keyed: No | Saginaw
Brand: Saginaw
SKU: SCE-24N2406LP+SCE-24N24MPP
$236.81 each
Siemens QFM3160 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply
QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160
$239.04 each
Johnson Controls VG1275CP+943GGA 1" 2W BALL VALVE 18.7CV; SS TRIM; SWEAT END CONN;PROP; SP CLOSED; W/O SW | Blackhawk Supply
VG1275CP+943GGA | 1" 2W BALL VALVE 18.7CV; SS TRIM; SWEAT END CONN;PROP; SP CLOSED; W/O SW | Johnson Controls
Brand: Johnson Controls
SKU: VG1275CP+943GGA
$323.71 each
Siemens GRD221.1U Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Blackhawk Supply
GRD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD221.1U
$150.02 each
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