Square-d Safety switches & disconnect switches 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 MD3304X Motor disconnect switch, 3 P, 30 A, NEMA 1, 3, 3R, 4, 4X and 12 enclosure | Blackhawk Supply
MD3304X | Motor disconnect switch, 3 P, 30 A, NEMA 1, 3, 3R, 4, 4X and 12 enclosure | Square D
Brand: Square D
SKU: MD3304X
$84.27 each
View Details Square D MD3604X Switch Motor Disconnect 60A 3P NEMA 4X | Blackhawk Supply
MD3604X | Switch Motor Disconnect 60A 3P NEMA 4X | Square D
Brand: Square D
SKU: MD3604X
$111.82 each
View Details Square D VCCF5 TeSys Vario Emergency stop switch disconnector, 125 A, Back of enclosure | Blackhawk Supply
VCCF5 | TeSys Vario Emergency stop switch disconnector, 125 A, Back of enclosure | Square D by Schneider Electric
Brand: Square D
SKU: VCCF5
$469.58 each
View Details Square D H366R Switch Fusible Heavy Duty, 600V, 600A, 3P, NEMA 3R | Blackhawk Supply
H366R | Switch Fusible Heavy Duty, 600V, 600A, 3P, NEMA 3R | Square D by Schneider Electric
Brand: Square D
SKU: H366R
$4,167.64 each
View Details Square D H365N SWITCH FUSBILE HD 600V 400A 3P NEUTRAL | Blackhawk Supply
H365N | SWITCH FUSBILE HD 600V 400A 3P NEUTRAL | Square D by Schneider Electric
Brand: Square D
SKU: H365N
$1,509.66 each
View Details Square D H326NR SW FUSIBLE 240V 600A 3P NEMA 3R | Blackhawk Supply
H326NR | SW FUSIBLE 240V 600A 3P NEMA 3R | Square D by Schneider Electric
Brand: Square D
SKU: H326NR
$3,934.39 each
View Details Square D GS2GU3N TeSys GS - Switch-Disconnector-fuse - 3 P - UL - 60 A- fuse size J | Blackhawk Supply
GS2GU3N | TeSys GS - Switch-Disconnector-fuse - 3 P - UL - 60 A- fuse size J | Square D
Brand: Square D
SKU: GS2GU3N
$336.09 each
View Details Square D EIK031 ELECTRIC INTERLOCK KIT FOR SWITCHES | Blackhawk Supply
EIK031 | ELECTRIC INTERLOCK KIT FOR SWITCHES | Square D by Schneider Electric
Brand: Square D
SKU: EIK031
$159.46 each
View Details Square D VCCF4 Switch-disconnector VCCF - TeSys - 3 poles - 690 V 80 A - padlockable red handle | Blackhawk Supply
VCCF4 | Switch-disconnector VCCF - TeSys - 3 poles - 690 V 80 A - padlockable red handle | Square D by Schneider Electric
Brand: Square D
SKU: VCCF4
$360.18 each
View Details Square D GS2AH140 TeSys GS Rotary Handle, Red, Direct Frontal, 30-400A, NEMA 3R/12 | Blackhawk Supply
GS2AH140 | TeSys GS Rotary Handle, Red, Direct Frontal, 30-400A, NEMA 3R / 12 | Square D by Schneider Electric
Brand: Square D
SKU: GS2AH140
$69.84 each
View Details Square D VCF3 TeSys Vario - Emergency Stop Switch Disconnector - 63 A - on Door | Blackhawk Supply
VCF3 | TeSys Vario - Emergency Stop Switch Disconnector - 63 A - on Door | Square D by Schneider Electric
Brand: Square D
SKU: VCF3
$285.23 each
View Details Square D VCF1 TeSys Vario Emergency Stop Switch Disconnector, 32A, On Door | Blackhawk Supply
VCF1 | TeSys Vario Emergency Stop Switch Disconnector, 32A, On Door | Square D by Schneider Electric
Brand: Square D
SKU: VCF1
$228.92 each
View Details Square D H366N Switch Fusible Heavy Duty, 600V, 600A, 3P, Neutral | Blackhawk Supply
H366N | Switch Fusible Heavy Duty, 600V, 600A, 3P, Neutral | Square D by Schneider Electric
Brand: Square D
SKU: H366N
$3,066.37 each
View Details Square D GS2JU3N Disconnect Switch Fusible 600V 100A 3P | Blackhawk Supply
GS2JU3N | Disconnect Switch Fusible 600V 100A 3P | Square D by Schneider Electric
Brand: Square D
SKU: GS2JU3N
$536.35 each
View Details Square D GS1DU3 Switch-disconnector fuse body GS1 - TeSys GS - 3 poles - UL 30 A - fuse size J | Blackhawk Supply
GS1DU3 | Switch-disconnector fuse body GS1 - TeSys GS - 3 poles - UL 30 A - fuse size J | Square D by Schneider Electric
Brand: Square D
SKU: GS1DU3
$260.07 each
View Details Square D DU324 Single Throw Safety Switch, GD, 240V, 200A, 3P, NEMA 1 | Blackhawk Supply
DU324 | Single Throw Safety Switch, GD, 240V, 200A, 3P, NEMA 1 | Square D by Schneider Electric
Brand: Square D
SKU: DU324
View Details
View Details Square D VCCF1 TeSys Vario - Emergency stop switch disconnector, 32 A, 3P, 3 NO, AC/DC, back of enclosure | Blackhawk Supply
VCCF1 | TeSys Vario - Emergency stop switch disconnector, 32 A, 3P, 3 NO, AC / DC, back of enclosure | Square D by Schneider Electric
Brand: Square D
SKU: VCCF1
$208.66 each
View Details Square D LS1D30 TeSys fuse-disconnector, 3P, 30 A, Fuse size 0.41 x 1.5 in, Screw type | Blackhawk Supply
LS1D30 | TeSys fuse-disconnector, 3P, 30 A, Fuse size 0.41 x 1.5 in, Screw type | Square D by Schneider Electric
Brand: Square D
SKU: LS1D30
$71.31 each
View Details Square D H1200SNE4 1200A Series E2-E4 Solid Neutral Assembly | Blackhawk Supply
H1200SNE4 | 1200A Series E2-E4 Solid Neutral Assembly | Square D by Schneider Electric
Brand: Square D
SKU: H1200SNE4
$471.87 each
View Details Square D DU322RB SWITCH NOT FUSIBLE GD 240V 60A 3P NEMA3R | Blackhawk Supply
DU322RB | SWITCH NOT FUSIBLE GD 240V 60A 3P NEMA3R | Square D by Schneider Electric
Brand: Square D
SKU: DU322RB
View Details
View Details Square D DU322 SWITCH NOT FUSIBLE GD 240V 60A 3P NEMA1 | Blackhawk Supply
DU322 | SWITCH NOT FUSIBLE GD 240V 60A 3P NEMA1 | Square D by Schneider Electric
Brand: Square D
SKU: DU322
View Details
View Details Square D D323NRB Single Throw Fusible Safety Switch, 100A, NEMA 3R, 3-Poles, 240V | Blackhawk Supply
D323NRB | Single Throw Fusible Safety Switch, 100A, NEMA 3R, 3-Poles, 240V | Square D by Schneider Electric
Brand: Square D
SKU: D323NRB
View Details
View Details Square D D322N SWITCH FUSIBLE GD 240V, 60A, 3P,100kA, NEMA1 | Blackhawk Supply
D322N | SWITCH FUSIBLE GD 240V, 60A, 3P, 100kA, NEMA1 | Square D by Schneider Electric
Brand: Square D
SKU: D322N
View Details
View Details Square D D211NRB SWITCH FUSIBLE GD 120/240V 30A 2P NEMA3R | Blackhawk Supply
D211NRB | SWITCH FUSIBLE GD 120 / 240V 30A 2P NEMA3R | Square D by Schneider Electric
Brand: Square D
SKU: D211NRB
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Type
Amps
NEMA
Voltage
subcategory

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Belimo P2800A GR Feedback potentiometer 2800 ohms. | Blackhawk Supply
P2800A GR | Feedback potentiometer 2800 ohms. | Belimo
Brand: Belimo
SKU: P2800A GR
$115.20 each
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
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
$187.20 each
KMC STE-8001W80 Digital Sensor: SimplyVAV, Temperature, White, | Blackhawk Supply
STE-8001W80 | Digital Sensor: SimplyVAV, Temperature, White, | KMC
Brand: KMC
SKU: STE-8001W80
$102.88 each
Veris PWLX04S Pressure | Wet | Nema 4 | LCD | 0-100PSID | Blackhawk Supply
PWLX04S | Pressure | Wet | Nema 4 | LCD | 0-100PSID | Veris
Brand: Veris
SKU: PWLX04S
$529.55 each
Neptronic EHS45-600-10 1 Phase 45 Amps Multi-Signal Control | [NFEHS45-600-10] | Blackhawk Supply
EHS45-600-10 | 1 Phase 45 Amps Multi-Signal Control | [NFEHS45-600-10] | Neptronic
Brand: Neptronic
SKU: EHS45-600-10
$241.50 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
$169.00 each
iO HVAC Controls iO-TWIN Universal Twinning Kit | Blackhawk Supply
iO-TWIN | Universal Twinning Kit | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TWIN
$239.29 each
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