Square D - Panels & Components

4176 products

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Square D NQ442 Series MLO Panel 21/42 Spaces 400 Amp 3 Phase Guts Only 12" X 31"Square D NQ442 Series MLO Panel 21/42 Spaces 400 Amp 3 Phase Guts Only 12" X 31"
Square D Square D NQ442 Series MLO Panel 21/42 Spaces 400 Amp 3 Phase Guts Only 12" X 31"
$349.99
 In stock, 2 units
Square D 8903LG60 30 Amp 6 Pole 600V Multipole Lighting Contactor EnclosureSquare D 8903LG60 30 Amp 6 Pole 600V Multipole Lighting Contactor Enclosure
Square D Square D 8903LG60 30 Amp 6 Pole 600V Multipole Lighting Contactor Enclosure
$149.99
 Sold out
Square D 8903LLO60 8 Pole 120V Coil Lighting Contactor 30 Amp 600 VAC Series BSquare D 8903LLO60 8 Pole 120V Coil Lighting Contactor 30 Amp 600 VAC Series B
Square D Square D 8903LLO60 8 Pole 120V Coil Lighting Contactor 30 Amp 600 VAC Series B
$149.99
 Sold out
Square D 10749795-001/BY405 Motor Control Bucket/Box 480 VAC 125 Amps 3 PhaseSquare D 10749795-001/BY405 Motor Control Bucket/Box 480 VAC 125 Amps 3 Phase
Square D Square D 10749795-001/BY405 Motor Control Bucket/Box 480 VAC 125 Amps 3 Phase
$119.90
 Sold out
Square D QOB3251021 3 Pole 25 Amp 120/240V Circuit Breaker w/ Shunt TripSquare D QOB3251021 3 Pole 25 Amp 120/240V Circuit Breaker w/ Shunt Trip
Square D Square D QOB3251021 3 Pole 25 Amp 120/240V Circuit Breaker w/ Shunt Trip
$249.99
 Sold out
Square D QOM2200VHZ 200 Amp 2 Pole 120/240V 22K Circuit BreakerSquare D QOM2200VHZ 200 Amp 2 Pole 120/240V 22K Circuit Breaker
Square D Square D QOM2200VHZ 200 Amp 2 Pole 120/240V 22K Circuit Breaker
$189.99
 Only 1 unit left
Square D JGL36250 250 Amp 3 Pole 600V PowerPact Circuit Breaker JG250Square D JGL36250 250 Amp 3 Pole 600V PowerPact Circuit Breaker JG250
Square D Square D JGL36250 250 Amp 3 Pole 600V PowerPact Circuit Breaker JG250
$499.99
 Sold out
Square D 42-04398-1 2000 Amp 3PH 4W 277/480V MLO I-line SwitchboardSquare D 42-04398-1 2000 Amp 3PH 4W 277/480V MLO I-line Switchboard
Square D Square D 42-04398-1 2000 Amp 3PH 4W 277/480V MLO I-line Switchboard
$18,999.99
 Sold out
Square D Class 9421 Type LF-1 Ser. A Circuit Breaker Operating Mechanism Handle Included Class 9421 LH-3 Ser. ASquare D Class 9421 Type LF-1 Ser. A Circuit Breaker Operating Mechanism Handle Included Class 9421 LH-3 Ser. A
Square D Square D Class 9421 Type LF-1 Ser. A Circuit Breaker Operating Mechanism Handle Included Class 9421 LH-3 Ser. A
$199.99
 Sold out
Save 65%
Square D Q2L3175 Circuit Breaker 175 Amp 240V 3-Pole Unit Type Q2LSquare D Q2L3175 Circuit Breaker 175 Amp 240V 3-Pole Unit Type Q2L
Square D Square D Q2L3175 Circuit Breaker 175 Amp 240V 3-Pole Unit Type Q2L
$99.95 $289
 Sold out
Square D HCW23598 800A 3PH 600V I Line MLO HCW Panelboard 59" x 42"Square D HCW23598 800A 3PH 600V I Line MLO HCW Panelboard 59" x 42"
Square D Square D HCW23598 800A 3PH 600V I Line MLO HCW Panelboard 59" x 42"
$6,199.99
 Only 1 unit left
Square D QON20-40MW200-1 200 Amp 20 Space 120/240V Load Center Guts Only 6"x21"Square D QON20-40MW200-1 200 Amp 20 Space 120/240V Load Center Guts Only 6"x21"
Square D Square D QON20-40MW200-1 200 Amp 20 Space 120/240V Load Center Guts Only 6"x21"
$79.99
 In stock, 2 units
Square D NQOB-11953-3J Dead Front Only 42 Space 225 Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 25 3/4" x 8 3/4"Square D NQOB-11953-3J Dead Front Only 42 Space 225 Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 25 3/4" x 8 3/4"
Square D Square D NQOB-11953-3J Dead Front Only 42 Space 225 Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 25 3/4" x 8 3/4"
$49.99
 Sold out
Square D FA341001021 100 Amp 3 Pole 480V I-Line Circuit Breaker w/Shunt TripSquare D FA341001021 100 Amp 3 Pole 480V I-Line Circuit Breaker w/Shunt Trip
Square D Square D FA341001021 100 Amp 3 Pole 480V I-Line Circuit Breaker w/Shunt Trip
$399.99
 Sold out
Square D QON30-40L200 200 Amp 15 Space 120/240V Load Center Guts Only 8" x 18"Square D QON30-40L200 200 Amp 15 Space 120/240V Load Center Guts Only 8" x 18"
Square D Square D QON30-40L200 200 Amp 15 Space 120/240V Load Center Guts Only 8" x 18"
$79.99
 Sold out
Square D Dead Front Only 12 Space Type 3R 17 1/2" x 14"Square D Dead Front Only 12 Space Type 3R 17 1/2" x 14"
Square D Square D Dead Front Only 12 Space Type 3R 17 1/2" x 14"
$49.99
 Sold out
Save 13%
Square D 8910DPA42 Definite Purpose Contactor 50 Amp 600V Max Series BSquare D 8910DPA42 Definite Purpose Contactor 50 Amp 600V Max Series B
Square D Square D 8910DPA42 Definite Purpose Contactor 50 Amp 600V Max Series B
$19.99 $22.99
 Sold out
Square D Panelboard Cover/Door 44" x 20" Type 1 EnclosureSquare D Panelboard Cover/Door 44" x 20" Type 1 Enclosure
Square D Square D Panelboard Cover/Door 44" x 20" Type 1 Enclosure
$129.99
 Sold out
Square D NQOB-11953-3G Dead Front Only 42 Space 225Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 26 1/4" x 9 3/4"Square D NQOB-11953-3G Dead Front Only 42 Space 225Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 26 1/4" x 9 3/4"
Square D Square D NQOB-11953-3G Dead Front Only 42 Space 225Amp 120/208V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire 26 1/4" x 9 3/4"
$49.99
 Sold out
Square D Dead Front Only NQOB-304-2 30 Space 225 Amps 120/208V 3 Phase 4 Wire 120/240(Delta)V 3 Phase 4 Wire 120/240V 3 Phase 3 WireSquare D Dead Front Only NQOB-304-2 30 Space 225 Amps 120/208V 3 Phase 4 Wire 120/240(Delta)V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire
Square D Square D Dead Front Only NQOB-304-2 30 Space 225 Amps 120/208V 3 Phase 4 Wire 120/240(Delta)V 3 Phase 4 Wire 120/240V 3 Phase 3 Wire
$39.99
 Sold out
Square D HCN1436-2N 225 Amp Series 1 600Vac I Line PanelboardSquare D HCN1436-2N 225 Amp Series 1 600Vac I Line Panelboard
Square D Square D HCN1436-2N 225 Amp Series 1 600Vac I Line Panelboard
$1,099.99
 Sold out
Square D HLA36060 60 Amp 3 Pole 600V I Line PowerPact Circuit BreakerSquare D HLA36060 60 Amp 3 Pole 600V I Line PowerPact Circuit Breaker
Square D Square D HLA36060 60 Amp 3 Pole 600V I Line PowerPact Circuit Breaker
$619.99
 Sold out
Save 17%
Square D 31041-400-60 Magnetic Coil Size 00-1 440/480V 50/60HzSquare D 31041-400-60 Magnetic Coil Size 00-1 440/480V 50/60Hz
Square D Square D 31041-400-60 Magnetic Coil Size 00-1 440/480V 50/60Hz
From $37.99 $45.99
 Sold out
Save 30%
Square D MA41MA12 Surgelogic Sure Protective Device 277V 50/60Hz Series 002Square D MA41MA12 Surgelogic Sure Protective Device 277V 50/60Hz Series 002
Square D Square D MA41MA12 Surgelogic Sure Protective Device 277V 50/60Hz Series 002
$349.99 $499
 Sold out
Square D 9065 Type SS320 Motor Logic Overload Relay Module 30-90 Amps Series CSquare D 9065 Type SS320 Motor Logic Overload Relay Module 30-90 Amps Series C
Square D Square D 9065 Type SS320 Motor Logic Overload Relay Module 30-90 Amps Series C
$269.99
 Sold out
Square D PK23GTA Grounding Bar Kit for QO Series Panels 3/8" X 8"Square D PK23GTA Grounding Bar Kit for QO Series Panels 3/8" X 8"
Square D Square D PK23GTA Grounding Bar Kit for QO Series Panels 3/8" X 8"
$14.99
 Only 1 unit left
Save 17%
Square D 80110-003-01 Main Lug Panelboard Filler PlateSquare D 80110-003-01 Main Lug Panelboard Filler Plate
Square D Square D 80110-003-01 Main Lug Panelboard Filler Plate
$9.99 $12
 In stock, 5 units
Square D 9065 Type SSC20 Motor Logic Overload Relay ModuleSquare D 9065 Type SSC20 Motor Logic Overload Relay Module
Square D Square D 9065 Type SSC20 Motor Logic Overload Relay Module
$69.99
 Sold out
Square D QON30MG150 30 Circuit 150 Amp 120/240VAC Main Breaker Panel Guts Only 7" x 25"Square D QON30MG150 30 Circuit 150 Amp 120/240VAC Main Breaker Panel Guts Only 7" x 25"
Square D Square D QON30MG150 30 Circuit 150 Amp 120/240VAC Main Breaker Panel Guts Only 7" x 25"
$59.99
 Only 1 unit left
Square D HOM30M150RB 150 Amp 15 Space 120/240 VAC Load Center Guts Only 9" x 21"Square D HOM30M150RB 150 Amp 15 Space 120/240 VAC Load Center Guts Only 9" x 21"
Square D Square D HOM30M150RB 150 Amp 15 Space 120/240 VAC Load Center Guts Only 9" x 21"
$69.99
 In stock, 3 units
Square D QON30MW150 150 Amp 15 Space 120/240 VAC Load Center Guts Only 7" x 25"Square D QON30MW150 150 Amp 15 Space 120/240 VAC Load Center Guts Only 7" x 25"
Square D Square D QON30MW150 150 Amp 15 Space 120/240 VAC Load Center Guts Only 7" x 25"
$59.99
 In stock, 8 units
Square D HOMN30L200 200 Amp 15 Space/30 Circuit 120/240 VAC Load Center Guts Only 9" X 24"Square D HOMN30L200 200 Amp 15 Space/30 Circuit 120/240 VAC Load Center Guts Only 9" X 24"
Square D Square D HOMN30L200 200 Amp 15 Space/30 Circuit 120/240 VAC Load Center Guts Only 9" X 24"
$59.99
 In stock, 3 units
Square D QO130M200RB 200A 15 Space/30 Circuit 120/240V Guts Only 9" X 17"Square D QO130M200RB 200A 15 Space/30 Circuit 120/240V Guts Only 9" X 17"
Square D Square D QO130M200RB 200A 15 Space/30 Circuit 120/240V Guts Only 9" X 17"
$59.99
 Only 1 unit left
Save 7%
Square D 8536SE01SA Motor Starter 600VAC Max. NEMA Size 3Square D 8536SE01SA Motor Starter 600VAC Max. NEMA Size 3
Square D Square D 8536SE01SA Motor Starter 600VAC Max. NEMA Size 3
$279.99 $300
 Sold out
Square D 75T3H 75KVA 480 HV 208Y/120V 3 Phase 34349-17212-041 Insulated TransformerSquare D 75T3H 75KVA 480 HV 208Y/120V 3 Phase 34349-17212-041 Insulated Transformer
Square D Square D 75T3H 75KVA 480 HV 208Y/120V 3 Phase 34349-17212-041 Insulated Transformer
$1,799.99
 Sold out
Save 25%
Square D NQOD442L225 225 Amps 208Y/120V 3 Phase 4 Wire Series E1 MHC50S 50" x 20" w/Q2L3200 Circuit BreakerSquare D NQOD442L225 225 Amps 208Y/120V 3 Phase 4 Wire Series E1 MHC50S 50" x 20" w/Q2L3200 Circuit Breaker
Square D Square D NQOD442L225 225 Amps 208Y/120V 3 Phase 4 Wire Series E1 MHC50S 50" x 20" w/Q2L3200 Circuit Breaker
$675.99 $899.99
 Only 1 unit left
Save 16%
Square D S30021-507-51 Control Transformer Type EO-3 Class 9070 Series B 50/60HzSquare D S30021-507-51 Control Transformer Type EO-3 Class 9070 Series B 50/60Hz
Square D Square D S30021-507-51 Control Transformer Type EO-3 Class 9070 Series B 50/60Hz
$36.99 $44
 Only 1 unit left
Square D 3 Phase General Purpose Transformer EE45T3HISNLP 45KVA 480HVSquare D 3 Phase General Purpose Transformer EE45T3HISNLP 45KVA 480HV
Square D Square D 3 Phase General Purpose Transformer EE45T3HISNLP 45KVA 480HV
$899.99
 Sold out
Square D 3 Phase General Purpose Transformer EE75T3HISNLP KVA 75 480 Delta 208YSquare D 3 Phase General Purpose Transformer EE75T3HISNLP KVA 75 480 Delta 208Y
Square D Square D 3 Phase General Purpose Transformer EE75T3HISNLP KVA 75 480 Delta 208Y
$1,799.99
 Sold out
Save 13%
Square D 31041-400-42 Starter Coil 110-120V 50/60HzSquare D 31041-400-42 Starter Coil 110-120V 50/60Hz
Square D Square D 31041-400-42 Starter Coil 110-120V 50/60Hz
From $39.99 $45.99
 Only 1 unit left
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Square D PowerPact HDL36100 100 Amp 3 Pole 600 Volt HD150 Circuit Breaker w/Shunt HDL36100SASquare D PowerPact HDL36100 100 Amp 3 Pole 600 Volt HD150 Circuit Breaker w/Shunt HDL36100SA
Square D Square D PowerPact HDL36100 100 Amp 3 Pole 600 Volt HD150 Circuit Breaker w/Shunt HDL36100SA
$499.99
 In stock, 3 units
Square D 9070T100D1 Control Transformer 100 VA 240/480 VAX Primary 120 VAC SecondarySquare D 9070T100D1 Control Transformer 100 VA 240/480 VAX Primary 120 VAC Secondary
Square D Square D 9070T100D1 Control Transformer 100 VA 240/480 VAX Primary 120 VAC Secondary
$44.99
 Sold out
Square D FA360401021 40 Amp 3 Pole 600V I Line Circuit BreakerSquare D FA360401021 40 Amp 3 Pole 600V I Line Circuit Breaker
Square D Square D FA360401021 40 Amp 3 Pole 600V I Line Circuit Breaker
$299.99
 Sold out
Square D MA36600 600 Amp 3 Pole 600 VAC 250 VDC I-Line Circuit BreakerSquare D MA36600 600 Amp 3 Pole 600 VAC 250 VDC I-Line Circuit Breaker
Square D Square D MA36600 600 Amp 3 Pole 600 VAC 250 VDC I-Line Circuit Breaker
$1,499.99
 Sold out
Square D 8536SAG11 Nema Size 00 Class 8536 Type S Series B Motor Starter Load CenterSquare D 8536SAG11 Nema Size 00 Class 8536 Type S Series B Motor Starter Load Center
Square D Square D 8536SAG11 Nema Size 00 Class 8536 Type S Series B Motor Starter Load Center
$59.99
 Only 1 unit left
Square D 8736SCO8H308S Nema Size 1 3 Pole ContactorSquare D 8736SCO8H308S Nema Size 1 3 Pole Contactor
Square D Square D 8736SCO8H308S Nema Size 1 3 Pole Contactor
$129.99
 Sold out
Square D Model 4 mcc Nema size 1 starter class 8536 type s with melting alloy overload relaySquare D Model 4 mcc Nema size 1 starter class 8536 type s with melting alloy overload relay
Square D Square D Model 4 mcc Nema size 1 starter class 8536 type s with melting alloy overload relay
From $279
 In stock, 4 units
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Square D IL IL34400 3 Pole 400 Amp 200k @480Vac I Limiter Molded Case Circuit BreakerSquare D IL IL34400 3 Pole 400 Amp 200k @480Vac I Limiter Molded Case Circuit Breaker
Square D Square D IL IL34400 3 Pole 400 Amp 200k @480Vac I Limiter Molded Case Circuit Breaker
From $799.99
 In stock, 3 units
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