Square-d Relays “ interface and control and measurement 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 CA2SKE20U7 Alternating Relay, TeSys SK control relay,240-50/60 | Blackhawk Supply
CA2SKE20U7 | Alternating Relay, TeSys SK control relay, 240-50 / 60 | Square D
Brand: Square D
SKU: CA2SKE20U7
$168.08 each
View Details Square D 8501XO40V02 RELAY 600VAC 10AMP NEMA +OPTIONS | Blackhawk Supply
8501XO40V02 | RELAY 600VAC 10AMP NEMA +OPTIONS | Square D
Brand: Square D
SKU: 8501XO40V02
$209.55 each
View Details Square D 8501XB40 8501 Control Relay Adder Deck, 4 NO, Screw Clamp Terminals | Blackhawk Supply
8501XB40 | 8501 Control Relay Adder Deck, 4 NO, Screw Clamp Terminals | Square D
Brand: Square D
SKU: 8501XB40
$107.20 each
View Details Square D 8501KUR13V20 General Purpose Plug-In Relay Blade, 3PDT, 120V AC, 10A at 250V AC, Clear Cover | Blackhawk Supply
8501KUR13V20 | General Purpose Plug-In Relay Blade, 3PDT, 120V AC, 10A at 250V AC, Clear Cover | Square D
Brand: Square D
SKU: 8501KUR13V20
$32.70 each
View Details Square D 8501KPR13V20 8501K General Purpose Plug-in Relay, Socket, 3PDT, 120V AC, 1 HP at 277V, 3A | Blackhawk Supply
8501KPR13V20 | 8501K General Purpose Plug-in Relay, Socket, 3PDT, 120V AC, 1 HP at 277V, 3A | Square D
Brand: Square D
SKU: 8501KPR13V20
$59.28 each
View Details Square D 8501CO6V14 RELAY 600VAC 10AMP TYPE C +OPTIONS | Blackhawk Supply
8501CO6V14 | RELAY 600VAC 10AMP TYPE C +OPTIONS | Square D
Brand: Square D
SKU: 8501CO6V14
$36.86 each
View Details Square D 8501CO15V29 RELAY 600VAC 5AMP TYPE C +OPTIONS | Blackhawk Supply
8501CO15V29 | RELAY 600VAC 5AMP TYPE C +OPTIONS | Square D
Brand: Square D
SKU: 8501CO15V29
$35.08 each
View Details Square D SSP3A225B7 Zelio Solid State Relay, Panel Mounting, Input 18-36 V AC, Output 48-530 V AC, 25A, 3-Phases, 3 NO | Blackhawk Supply
SSP3A225B7 | Zelio Solid State Relay, Panel Mounting, Input 18-36 V AC, Output 48-530 V AC, 25A, 3-Phases, 3 NO | Square D
Brand: Square D
SKU: SSP3A225B7
$212.65 each
View Details Square D SSP1A475BDT SOLID STATE RELAY-PANEL MOUNT-THERMAL PAD-INPUT 4-32V DC, OUTPUT 48-660V AC, 75 A | Blackhawk Supply
SSP1A475BDT | SOLID STATE RELAY-PANEL MOUNT-THERMAL PAD-INPUT 4-32V DC, OUTPUT 48-660V AC, 75 A | Square D
Brand: Square D
SKU: SSP1A475BDT
$81.97 each
View Details Square D SR3B261FU Zelio Logic Modular Smart Relay, 26 I O, 100-240V AC, Clock, Display | Blackhawk Supply
SR3B261FU | Zelio Logic Modular Smart Relay, 26 I O, 100-240V AC, Clock, Display | Square D
Brand: Square D
SKU: SR3B261FU
$474.49 each
View Details Square D SR2E201FU Zelio Logic Compact Smart Relay, 20 I O, 100-240V AC, Clock, No Display | Blackhawk Supply
SR2E201FU | Zelio Logic Compact Smart Relay, 20 I O, 100-240V AC, Clock, No Display | Square D
Brand: Square D
SKU: SR2E201FU
$335.97 each
View Details Square D RMCL55BD Zelio Isoled Analog Converter, 4-20 mA, 24V DC, LED Green Signal, IP20, IP50 | Blackhawk Supply
RMCL55BD | Zelio Isoled Analog Converter, 4-20 mA, 24V DC, LED Green Signal, IP20, IP50 | Square D
Brand: Square D
SKU: RMCL55BD
$187.23 each
View Details Square D RM22UB34 Zelio Voltage Control Relay, 1-Phase, 110-240V AC, 8A, 2 C/O, Screw Terminals | Blackhawk Supply
RM22UB34 | Zelio Voltage Control Relay, 1-Phase, 110-240V AC, 8A, 2 C / O, Screw Terminals | Square D
Brand: Square D
SKU: RM22UB34
$162.99 each
View Details Square D RM22TR31 THREE-PHASE VOLTAGE CONTROL RELAY 200-240VAC, 2 C/O | Blackhawk Supply
RM22TR31 | THREE-PHASE VOLTAGE CONTROL RELAY 200-240VAC, 2 C / O | Square D
Brand: Square D
SKU: RM22TR31
$183.84 each
View Details Square D RM17TG00 Phase Control Relay RM17-T - range 183..528 V AC | Blackhawk Supply
RM17TG00 | Phase Control Relay RM17-T - range 183..528 V AC | Square D
Brand: Square D
SKU: RM17TG00
$146.96 each
View Details Square D RM17TE00 Multifunction Control Relay RM17-TE - range 183..528 VAC | Blackhawk Supply
RM17TE00 | Multifunction Control Relay RM17-TE - range 183..528 VAC | Square D
Brand: Square D
SKU: RM17TE00
$279.88 each
View Details Square D RM17TA00 RM17 Relay: 3 Phase, SPDT, 250V, 5AMP | Blackhawk Supply
RM17TA00 | RM17 Relay: 3 Phase, SPDT, 250V, 5AMP | Square D
Brand: Square D
SKU: RM17TA00
$227.97 each
View Details Square D RE22R2MMU Multifunction Timer Relay, 24VDC/24..240 V AC, 8 A,2 C/O | Blackhawk Supply
RE22R2MMU | Multifunction Timer Relay, 24VDC / 24..240 V AC, 8 A, 2 C / O | Square D
Brand: Square D
SKU: RE22R2MMU
$82.94 each
View Details Square D RE22R1KMR Off-delay Timing Relay, 0.05s-10min, 24-240V AC/DC, 1C/O | Blackhawk Supply
RE22R1KMR | Off-delay Timing Relay, 0.05s-10min, 24-240V AC / DC, 1C / O | Square D
Brand: Square D
SKU: RE22R1KMR
$111.08 each
View Details Square D RE17LAMW Zelio On-Delay Timing Relay, 0.7A, 24-240V AC/DC 50/60Hz, 1s-100h, solid state output | Blackhawk Supply
RE17LAMW | Zelio On-Delay Timing Relay, 0.7A, 24-240V AC / DC 50 / 60Hz, 1s-100h, solid state output | Square D
Brand: Square D
SKU: RE17LAMW
$58.70 each
View Details Square D CA2SKE20T7 Alternating Relay, TeSys SK control relay- 2 NO - <= 690 V - 480 V AC coil | Blackhawk Supply
CA2SKE20T7 | Alternating Relay, TeSys SK control relay- 2 NO - <= 690 V - 480 V AC coil | Square D
Brand: Square D
SKU: CA2SKE20T7
$180.56 each
View Details Square D CA2SKE20M7 TeSys SK Control Relay - 2 NO - <= 690 V - 220 V AC Coil | Blackhawk Supply
CA2SKE20M7 | TeSys SK Control Relay - 2 NO - <= 690 V - 220 V AC Coil | Square D
Brand: Square D
SKU: CA2SKE20M7
$168.08 each
View Details Square D CA2SKE20G7 TeSys SK control relay - 2 NO - <= 690 V - 120V AC coil | Blackhawk Supply
CA2SKE20G7 | TeSys SK control relay - 2 NO - <= 690 V - 120V AC coil | Square D
Brand: Square D
SKU: CA2SKE20G7
$180.56 each
View Details Square D 9050JCK24V20 TIMER RELAY 240VAC 10A T-JCK | Blackhawk Supply
9050JCK24V20 | TIMER RELAY 240VAC 10A T-JCK | Square D
Brand: Square D
SKU: 9050JCK24V20
$126.11 each
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Johnson Controls A421ABC-02C Single Stage Temp Controller with Sensor, 120/240VAC, NEMA1, 6' 6" lead, -40 to 212F, HTG/CLG | Blackhawk Supply
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Veris H221 Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Blackhawk Supply
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Brand: Veris
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Contemporary Controls EISK8-100T 8-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Blackhawk Supply
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Brand: Contemporary Controls
SKU: EISK8-100T
$180.94 each
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