Square-d Circuit breakers Category

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 HOM270 MINIATURE CIRCUIT BREAKER, 2P, 120/240V 70A | Blackhawk Supply
HOM270 | MINIATURE CIRCUIT BREAKER, 2P, 120 / 240V 70A | Square D
Brand: Square D
SKU: HOM270
$54.01 each
View Details Square D HOM290 MINIATURE CIRCUIT BREAKER, 2P, 120/240V 90A | Blackhawk Supply
HOM290 | MINIATURE CIRCUIT BREAKER, 2P, 120 / 240V 90A | Square D
Brand: Square D
SKU: HOM290
$85.55 each
View Details Square D RKF36160U44AYP MOLDED CASE CIRCUIT BREAKER 600V 1600A | Blackhawk Supply
RKF36160U44AYP | MOLDED CASE CIRCUIT BREAKER 600V 1600A | Square D
Brand: Square D
SKU: RKF36160U44AYP
$35,673.41 each
View Details Square D RLF36250CU31A Molded Case Circuit Breaker 600V 2500A 3 Poles | Blackhawk Supply
RLF36250CU31A | Molded Case Circuit Breaker 600V 2500A 3 Poles | Square D
Brand: Square D
SKU: RLF36250CU31A
$11,971.80 each
View Details Square D RLF36200U44AYP MOLDED CASE CIRCUIT BREAKER 600V 2000A | Blackhawk Supply
RLF36200U44AYP | MOLDED CASE CIRCUIT BREAKER 600V 2000A | Square D
Brand: Square D
SKU: RLF36200U44AYP
$5,860.69 each
View Details Square D PGL36060 MOLDED CASE CIRCUIT BREAKER 600V 600A | Blackhawk Supply
PGL36060 | MOLDED CASE CIRCUIT BREAKER 600V 600A | Square D
Brand: Square D
SKU: PGL36060
$2,677.39 each
View Details Square D M9F17101 MULTI 9 - C60L MINIATURE CIRCUIT-BREAKER, 1P, 1 A, C CURVE, 240 V, 25 KA Pack of 12 | Blackhawk Supply
M9F17101 | MULTI 9 - C60L MINIATURE CIRCUIT-BREAKER, 1P, 1 A, C CURVE, 240 V, 25 KA Pack of 12 | Square D
Brand: Square D
SKU: M9F17101
$482.52 each
View Details Square D BGF16020 PowerPact Molded Case Circuit Breaker, 20A, 1-Pole, 240 VAC 50/60Hz | Blackhawk Supply
BGF16020 | PowerPact Molded Case Circuit Breaker, 20A, 1-Pole, 240 VAC 50 / 60Hz | Square D
Brand: Square D
SKU: BGF16020
$499.84 each
View Details Square D HOM115GFI MINIATURE CIRCUIT BREAKER, 1P, 120V 15A | Blackhawk Supply
HOM115GFI | MINIATURE CIRCUIT BREAKER, 1P, 120V 15A | Square D
Brand: Square D
SKU: HOM115GFI
$63.46 each
View Details Square D S33669 CB UNDERVOLTAGE TRIP 48-60V AC/DC | Blackhawk Supply
S33669 | CB UNDERVOLTAGE TRIP 48-60V AC / DC | Square D by Schneider Electric
Brand: Square D
SKU: S33669
$835.14 each
View Details Square D S29450 Auxiliary Switch; for H; J; L; M; P and R Frame PowerPact Breakers | Blackhawk Supply
S29450 | Auxiliary Switch; for H; J; L; M; P and R Frame PowerPact Breakers | Square D by Schneider Electric
Brand: Square D
SKU: S29450
$218.82 each
View Details Square D S29386 CIRCUIT BREAKER SHUNT TRIP 110-130V AC | Blackhawk Supply
S29386 | CIRCUIT BREAKER SHUNT TRIP 110-130V AC | Square D by Schneider Electric
Brand: Square D
SKU: S29386
$500.67 each
View Details Square D S144A 6.0A LSIG CIRCUIT BREAKER MICROLOGIC TRIP UNIT | Blackhawk Supply
S144A | 6.0A LSIG CIRCUIT BREAKER MICROLOGIC TRIP UNIT | Square D by Schneider Electric
Brand: Square D
SKU: S144A
$8,317.17 each
View Details Square D QOU130 MINIATURE CIRCUIT BREAKER 120/240V 30A | Blackhawk Supply
QOU130 | MINIATURE CIRCUIT BREAKER 120 / 240V 30A | Square D by Schneider Electric
Brand: Square D
SKU: QOU130
$18.60 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 QO350EPD MINIATURE CIRCUIT BREAKER, QO, 50 A, 3P, 240 V, 10 kA, Plug in, EPD | Blackhawk Supply
QO350EPD | MINIATURE CIRCUIT BREAKER, QO, 50 A, 3P, 240 V, 10 kA, Plug in, EPD | Square D
Brand: Square D
SKU: QO350EPD
$1,059.24 each
View Details Square D QO330 QO mini breaker, 30 A, 3 pole, 120/240 V, 10 kA, plug in | Blackhawk Supply
QO330 | QO mini breaker, 30 A, 3 pole, 120 / 240 V, 10 kA, plug in | Square D
Brand: Square D
SKU: QO330
$163.59 each
View Details Square D QO315 MINIATURE CIRCUIT BREAKER, 240V, 15A | Blackhawk Supply
QO315 | MINIATURE CIRCUIT BREAKER, 240V, 15A | Square D by Schneider Electric
Brand: Square D
SKU: QO315
$108.80 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 QO215CP QO Miniature Circuit Breaker 15A 2P 120/240V 10kA Plug-in Mount | Blackhawk Supply
QO215CP | QO Miniature Circuit Breaker 15A 2P 120 / 240V 10kA Plug-in Mount | Square D by Schneider Electric
Brand: Square D
SKU: QO215CP
$63.46 each
View Details Square D QO1515 MINIATURE CIRCUIT BREAKER, QO Tandem, 15 A, 1P, 120/240 V, 10 kA, Plug in | Blackhawk Supply
QO1515 | MINIATURE CIRCUIT BREAKER, QO Tandem, 15 A, 1P, 120 / 240 V, 10 kA, Plug in | Square D by Schneider Electric
Brand: Square D
SKU: QO1515
$64.65 each
View Details Square D QO115GFI Square D QO Mini CB, QO, 15 A, 1P, 120 V, 10 kA, Plug in, GFI | Blackhawk Supply
QO115GFI | Square D QO Mini CB, QO, 15 A, 1P, 120 V, 10 kA, Plug in, GFI | Square D
Brand: Square D
SKU: QO115GFI
$110.77 each
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
$1,747.91 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
$1,671.04 each
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Contemporary Controls BASRTP-B BAS Portable Router BACnet/IP to MS/TP | Blackhawk Supply
BASRTP-B | BAS Portable Router BACnet/IP to MS/TP | Contemporary Controls
Brand: Contemporary Controls
SKU: BASRTP-B
$303.63 each
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BACNET_ROUTER | BACnet Router | Generic | BACnet/IP to BACnet/MSTP | Generic BACnet Router
Brand: Generic BACnet Router
SKU: BACNET_ROUTER
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Belimo LF24-SR US Damper Actuator | 35 in-lb | Spg Rtn | 24V | Modulating | Blackhawk Supply
LF24-SR US | Damper Actuator | 35 in-lb | Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: LF24-SR US
$337.05 each
Contemporary Controls EIPR-E Ethernet IP Router with Four-port Switch | Blackhawk Supply
EIPR-E | Ethernet IP Router with Four-port Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIPR-E
$316.75 each
Belimo AFB24-SR Damper Actuator | 180 in-lb | Spg Rtn | 24V | Modulating | Blackhawk Supply
AFB24-SR | Damper Actuator | 180 in-lb | Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: AFB24-SR
$474.30 each
Belimo AMB24-3 Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Blackhawk Supply
AMB24-3 | Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Belimo
Brand: Belimo
SKU: AMB24-3
$259.65 each
Belimo LMB24-3-T Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Blackhawk Supply
LMB24-3-T | Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | On/Off/Floating Point | Belimo
Brand: Belimo
SKU: LMB24-3-T
$100.35 each
Contemporary Controls EISK5-100T 5-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Blackhawk Supply
EISK5-100T | 5-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Contemporary Controls
Brand: Contemporary Controls
SKU: EISK5-100T
$115.32 each
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