Square-d Contactors & protection relays Category

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 9999SC8 Contactor + Starter Selector Switch Kit, Hands-Off-Auto, NEMA 1 | Blackhawk Supply
9999SC8 | Contactor + Starter Selector Switch Kit, Hands-Off-Auto, NEMA 1 | Square D
Brand: Square D
SKU: 9999SC8
$226.80 each
View Details Square D 9998SL9 Contactor + Starter Contact Kit, Size 4, 3-Poles | Blackhawk Supply
9998SL9 | Contactor + Starter Contact Kit, Size 4, 3-Poles | Square D
Brand: Square D
SKU: 9998SL9
$1,676.70 each
View Details Square D 9998SL6 Contactor + Starter Contact Kit, Size 3, 2-Poles | Blackhawk Supply
9998SL6 | Contactor + Starter Contact Kit, Size 3, 2-Poles | Square D
Brand: Square D
SKU: 9998SL6
$583.88 each
View Details Square D 9998SL4 Contactor + Starter Contact Kit, Size 2, 3-Poles | Blackhawk Supply
9998SL4 | Contactor + Starter Contact Kit, Size 2, 3-Poles | Square D
Brand: Square D
SKU: 9998SL4
$488.70 each
View Details Square D 9998SL2 Contactor + Starter Contact Kit, Size 0, 3-Poles | Blackhawk Supply
9998SL2 | Contactor + Starter Contact Kit, Size 0, 3-Poles | Square D
Brand: Square D
SKU: 9998SL2
$171.79 each
View Details Square D 9998SJ1 STARTER AND CONTACT KIT | Blackhawk Supply
9998SJ1 | STARTER AND CONTACT KIT | Square D
Brand: Square D
SKU: 9998SJ1
$118.80 each
View Details Square D 9998SG120 E-Coil Modification Kit, 110V AC 50 Hz, 120V AC 60Hz, NEMA Size | Blackhawk Supply
9998SG120 | E-Coil Modification Kit, 110V AC 50 Hz, 120V AC 60Hz, NEMA Size | Square D
Brand: Square D
SKU: 9998SG120
$2,160.34 each
View Details Square D 9998DA2V09 Contactor Coil 240V AC, For Use With 8910DPA | Blackhawk Supply
9998DA2V09 | Contactor Coil 240V AC, For Use With 8910DPA | Square D
Brand: Square D
SKU: 9998DA2V09
$49.95 each
View Details Square D 9991DPG1 Contactor Enclosure, General Purpose, NEMA Type 1, For: 2 and 3 Pole, 20 to 40A | Blackhawk Supply
9991DPG1 | Contactor Enclosure, General Purpose, NEMA Type 1, For: 2 and 3 Pole, 20 to 40A | Square D
Brand: Square D
SKU: 9991DPG1
$85.39 each
View Details Square D 9065SFC20 Motor Logic Solid-State Overload Relay, Size 00, 3-Phases, 600V AC | Blackhawk Supply
9065SFC20 | Motor Logic Solid-State Overload Relay, Size 00, 3-Phases, 600V AC | Square D
Brand: Square D
SKU: 9065SFC20
$233.21 each
View Details Square D 9065SEO8 MELTING ALLOY OVERLOAD RELAY 600VAC 45A | Blackhawk Supply
9065SEO8 | MELTING ALLOY OVERLOAD RELAY 600VAC 45A | Square D
Brand: Square D
SKU: 9065SEO8
$199.13 each
View Details Square D 9065SEO5 MELTING ALLOY OVERLOAD RELAY 600V 26A | Blackhawk Supply
9065SEO5 | MELTING ALLOY OVERLOAD RELAY 600V 26A | Square D
Brand: Square D
SKU: 9065SEO5
$139.05 each
View Details Square D 9065SEO12 MELTING ALLOY OVERLOAD RELAY 600VAC 86A | Blackhawk Supply
9065SEO12 | MELTING ALLOY OVERLOAD RELAY 600VAC 86A | Square D
Brand: Square D
SKU: 9065SEO12
$261.56 each
View Details Square D 8965RO10V02 HOIST CONTACTOR 600VAC R +OPTIONS | Blackhawk Supply
8965RO10V02 | HOIST CONTACTOR 600VAC R +OPTIONS | Square D
Brand: Square D
SKU: 8965RO10V02
$1,491.75 each
View Details Square D 8965DPR33V02 Class 8965 Type DPR Reversing/Hoist Contactor, 25A, 600 VAC, Angled | Blackhawk Supply
8965DPR33V02 | Class 8965 Type DPR Reversing / Hoist Contactor, 25A, 600 VAC, Angled | Square D
Brand: Square D
SKU: 8965DPR33V02
$1,743.53 each
View Details Square D 8910DPA93V14 Definite Purpose Contactor Type DPA, 90A, 3-Poles, 24 VAC 50/60Hz | Blackhawk Supply
8910DPA93V14 | Definite Purpose Contactor Type DPA, 90A, 3-Poles, 24 VAC 50 / 60Hz | Square D
Brand: Square D
SKU: 8910DPA93V14
$436.73 each
View Details Square D 8910DPA93V09 Definite Purpose Contactor Type DPA, 90A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Blackhawk Supply
8910DPA93V09 | Definite Purpose Contactor Type DPA, 90A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA93V09
$436.73 each
View Details Square D 8910DPA93V02 Definite Purpose Contactor Type DPA, 90A, 3-Poles, 110 VAC 50HZ, 120 VAC 60Hz | Blackhawk Supply
8910DPA93V02 | Definite Purpose Contactor Type DPA, 90A, 3-Poles, 110 VAC 50HZ, 120 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA93V02
$436.73 each
View Details Square D 8910DPA63V09 Definite Purpose Contactor Type DPA, 60A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Blackhawk Supply
8910DPA63V09 | Definite Purpose Contactor Type DPA, 60A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA63V09
$248.40 each
View Details Square D 8910DPA63V06 Definite Purpose Contactor Type DPA, 60A, 3-Poles, 440 VAC 50HZ, 480 VAC 60Hz | Blackhawk Supply
8910DPA63V06 | Definite Purpose Contactor Type DPA, 60A, 3-Poles, 440 VAC 50HZ, 480 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA63V06
$248.40 each
View Details Square D 8910DPA63V02 Definite Purpose Contactor Type DPA, 60A, 3-Poles, 110 VAC 50HZ, 120 VAC 60Hz | Blackhawk Supply
8910DPA63V02 | Definite Purpose Contactor Type DPA, 60A, 3-Poles, 110 VAC 50HZ, 120 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA63V02
$248.40 each
View Details Square D 8910DPA53V14 Definite Purpose Contactor Type DPA, 50A, 3-Poles, 24 VAC 50/60Hz | Blackhawk Supply
8910DPA53V14 | Definite Purpose Contactor Type DPA, 50A, 3-Poles, 24 VAC 50 / 60Hz | Square D
Brand: Square D
SKU: 8910DPA53V14
$244.35 each
View Details Square D 8910DPA53V09 Definite Purpose Contactor Type DPA, 50A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Blackhawk Supply
8910DPA53V09 | Definite Purpose Contactor Type DPA, 50A, 3-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA53V09
$244.35 each
View Details Square D 8910DPA53V06 Definite Purpose Contactor Type DPA, 50A, 3-Poles, 440 VAC 50HZ, 480 VAC 60Hz | Blackhawk Supply
8910DPA53V06 | Definite Purpose Contactor Type DPA, 50A, 3-Poles, 440 VAC 50HZ, 480 VAC 60Hz | Square D
Brand: Square D
SKU: 8910DPA53V06
$244.35 each
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Veris H221 Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Blackhawk Supply
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Brand: Contemporary Controls
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$340.31 each
Danfoss 065B8900 ESBE ATA Thermostatic Draft Regulator, 3/4" FNPT, 2.2 Pound-force (10N) | Blackhawk Supply
065B8900 | ESBE ATA Thermostatic Draft Regulator, 3/4" FNPT, 2.2 Pound-force (10N) | Danfoss
Brand: Danfoss
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$135.57 each
Veris H321 Split Core | Span Adj. | Range: 0-800AAC | Output: 4-20mA | Loop | Blackhawk Supply
H321 | Split Core | Span Adj. | Range: 0-800AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H321
$177.08 each
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