Square-d Molded case circuit breakers Subcategory

We have over 6,000 Square D products ranging from circuit breakers and soft starters to load centers, safety switches and VFDs. Shop today for Square D products!

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View Details Square D PJL36000S80 TOMATIC MOLDED CASE SWITCH 600V 800A | Blackhawk Supply
PJL36000S80 | TOMATIC MOLDED CASE SWITCH 600V 800A | Square D
Brand: Square D
SKU: PJL36000S80
$7,130.70 each
View Details Square D LGL36400U31X MOLDED CASE CIRCUIT BREAKER 600V 400A | Blackhawk Supply
LGL36400U31X | MOLDED CASE CIRCUIT BREAKER 600V 400A | Square D
Brand: Square D
SKU: LGL36400U31X
$5,006.81 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
Brand: Square D
SKU: JJL36200
$5,161.39 each
View Details Square D JGL36250 MOLDED CASE CIRCUIT BREAKER 600V 250A | Blackhawk Supply
JGL36250 | MOLDED CASE CIRCUIT BREAKER 600V 250A | Square D
Brand: Square D
SKU: JGL36250
$4,752.00 each
View Details Square D JDL36225 MOLDED CASE CIRCUIT BREAKER 600V 225A | Blackhawk Supply
JDL36225 | MOLDED CASE CIRCUIT BREAKER 600V 225A | Square D
Brand: Square D
SKU: JDL36225
$2,047.28 each
View Details Square D HLL36060LV MOLDED CASE CIRCUIT BREAKER 600V 60A | Blackhawk Supply
HLL36060LV | MOLDED CASE CIRCUIT BREAKER 600V 60A | Square D
Brand: Square D
SKU: HLL36060LV
$3,207.26 each
View Details Square D HLL36025LV MOLDED CASE CIRCUIT BREAKER 600V 25A | Blackhawk Supply
HLL36025LV | MOLDED CASE CIRCUIT BREAKER 600V 25A | Square D
Brand: Square D
SKU: HLL36025LV
$3,207.26 each
View Details Square D HJL36100M73 PowerPact H Circuit Breaker, Motor Protector, 100A, 3P, 600V, 25kA | Blackhawk Supply
HJL36100M73 | PowerPact H Circuit Breaker, Motor Protector, 100A, 3P, 600V, 25kA | Square D
Brand: Square D
SKU: HJL36100M73
$1,622.03 each
View Details Square D HDL36100 POWERPACT H CIRCUIT BREAKER, THERMMAGN,100A,3P,600V,14KA | Blackhawk Supply
HDL36100 | POWERPACT H CIRCUIT BREAKER, THERMMAGN, 100A, 3P, 600V, 14KA | Square D
Brand: Square D
SKU: HDL36100
$1,275.75 each
View Details Square D HDL36015 PowerPact H Frame Molded Case Circuit Breaker, Thermal-magnetic, 15A, 3-Poles, 600V, 14kA | Blackhawk Supply
HDL36015 | PowerPact H Frame Molded Case Circuit Breaker, Thermal-magnetic, 15A, 3-Poles, 600V, 14kA | Square D
Brand: Square D
SKU: HDL36015
$1,037.48 each
View Details Square D BDL36050 PowerPact circuit breaker, 50A, 3P AC, 14kA at 600Y/347V (UL), Everlink Lug | Blackhawk Supply
BDL36050 | PowerPact circuit breaker, 50A, 3P AC, 14kA at 600Y / 347V (UL), Everlink Lug | Square D
Brand: Square D
SKU: BDL36050
$826.20 each
View Details Square D 9422CSF10 OPERATING MECHANISM CABLE MECHANISM NEMA | Blackhawk Supply
9422CSF10 | OPERATING MECHANISM CABLE MECHANISM NEMA | Square D
Brand: Square D
SKU: 9422CSF10
$433.35 each
View Details Square D 9422CMP10 CABLE OPERATING MECHANISM NEMA | Blackhawk Supply
9422CMP10 | CABLE OPERATING MECHANISM NEMA | Square D
Brand: Square D
SKU: 9422CMP10
$1,070.55 each
View Details Square D 9421LH6 Operating Mechanism Handle, NEMA 1/3R/12, 6in., Black | Blackhawk Supply
9421LH6 | Operating Mechanism Handle, NEMA 1 / 3R / 12, 6in., Black | Square D
Brand: Square D
SKU: 9421LH6
$106.65 each
View Details Square D 9421LH3 DCB Handle Assembly | Blackhawk Supply
9421LH3 | DCB Handle Assembly | Square D
Brand: Square D
SKU: 9421LH3
$227.81 each
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Siemens GCA161.1U Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Blackhawk Supply
GCA161.1U | Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Siemens
Brand: Siemens
SKU: GCA161.1U
$358.36 each
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
$187.99 each
Viconics VT7225 Room Controller Heating Analog Output and PWM Output; Replaces C1025 & T920 | Blackhawk Supply
VT7225 | Room Controller Heating Analog Output and PWM Output; Replaces C1025 & T920 | Viconics
Brand: Viconics
SKU: VT7225
$151.11 each
Veris PW2LX04S Pressure | Wet | 2 | Nema 4 | LCD | 0-100PSID | Blackhawk Supply
PW2LX04S | Pressure | Wet | 2 | Nema 4 | LCD | 0-100PSID | Veris
Brand: Veris
SKU: PW2LX04S
$395.83 each
Belimo B225+LF24 US CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 24V | On/Off | Blackhawk Supply
B225+LF24 US | CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 24V | On/Off | Belimo
Brand: Belimo
SKU: B225+LF24 US
$428.85 each
Belimo LMB24-SR Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply
LMB24-SR | Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: LMB24-SR
$213.75 each
Contemporary Controls BAST-221C-B2 BACnet MS/TP Thermostat 2-Heat/2-Cool/1-Fan Wired | Blackhawk Supply
BAST-221C-B2 | BACnet MS/TP Thermostat 2-Heat/2-Cool/1-Fan Wired | Contemporary Controls
Brand: Contemporary Controls
SKU: BAST-221C-B2
$175.00 each
Schneider Electric MG350V-24F SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Blackhawk Supply
MG350V-24F | SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Schneider Electric
Brand: Schneider Electric
SKU: MG350V-24F
$109.69 each
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