relays

All Types
Image for Time Delay Relays Time Delay Relays Image for Network Relays Network Relays Image for Current Sensing Relays Current Sensing Relays Image for Monitoring Relays Monitoring Relays Image for Plug-In Relays Plug-In Relays Image for Panel Relays Panel Relays Image for Accessories Accessories Image for Solid State Relays Solid State Relays Image for Power Relays Power Relays Image for Enclosed Relays Enclosed Relays Image for Protection Relays Protection Relays Image for Overload Relays Overload Relays Image for Relay Sockets Relay Sockets Image for Control Relays Control Relays Image for Contact Blocks Contact Blocks
Filter
View Details KMC REE-5501 Relay: Isolated Staging, 0-10VDC Input | Blackhawk Supply
REE-5501 | Relay: Isolated Staging, 0-10VDC Input | KMC
Brand: KMC
SKU: REE-5501
$78.44 each
View Details iO HVAC Controls iO-TWIN-MM Motor Monitor to be used with the iO-Twin Universal Twinning and Paralleling Kit | Blackhawk Supply
iO-TWIN-MM | Motor Monitor to be used with the iO-Twin Universal Twinning and Paralleling Kit | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TWIN-MM
$197.03 each
View Details Functional Devices RIBU1C-10PACK Pilot Relay; 10 Amp SPDT; 10-30 Vac/dc/120 Vac Coil; NEMA 1 Housing; 10 pack | Blackhawk Supply
RIBU1C-10PACK | Pilot Relay; 10 Amp SPDT; 10-30 Vac / dc / 120 Vac Coil; NEMA 1 Housing; 10 pack | Functional Devices
Brand: Functional Devices
SKU: RIBU1C-10PACK
$167.00 each
View Details Functional Devices RIBT24B Enclosed Relay Hi/Low sep 20Amp SPDT 24Vac/dc | Blackhawk Supply
RIBT24B | Enclosed Relay Hi / Low sep 20Amp SPDT 24Vac / dc | Functional Devices
Brand: Functional Devices
SKU: RIBT24B
$35.90 each
View Details Functional Devices RIBR24SD-NS DIN Rail Mount Relay, 10 Amp DPDT + Override, 24 Vac/dc Coil | Blackhawk Supply
RIBR24SD-NS | DIN Rail Mount Relay, 10 Amp DPDT + Override, 24 Vac / dc Coil | Functional Devices
Brand: Functional Devices
SKU: RIBR24SD-NS
$54.90 each
View Details Functional Devices RIB2402B2G Enclosed Relay 20Amp Dual SPDT 24Vac/dc/208-277Vac Ganged | Blackhawk Supply
RIB2402B2G | Enclosed Relay 20Amp Dual SPDT 24Vac / dc / 208-277Vac Ganged | Functional Devices
Brand: Functional Devices
SKU: RIB2402B2G
$67.66 each
View Details Functional Devices RIBMN24Q4C-PX Panel 2.75in Sequencer Field Progam 4-SPDT input 24Vac/dc 0-10Vdc w/MT212-6 | Blackhawk Supply
RIBMN24Q4C-PX | Panel 2.75in Sequencer Field Progam 4-SPDT input 24Vac / dc 0-10Vdc w / MT212-6 | Functional Devices
Brand: Functional Devices
SKU: RIBMN24Q4C-PX
$120.50 each
View Details ACI A/SCS2-L Current Switch (Solid Core) | N/O 0-200A | Fixed Trip Point: 0.5A | Output Switch Rating: 0.20A @ 200 VAC/VDC | Blackhawk Supply
A / SCS2-L | Current Switch (Solid Core) | N / O 0-200A | Fixed Trip Point: 0.5A | Output Switch Rating: 0.20A @ 200 VAC / VDC | ACI
Brand: ACI
SKU: A/SCS2-L
$83.03 each
View Details ACI A/MCS Current Switch (Solid Core) | N/O 0-150A | Fixed Trip Point: < 0.20A | Blackhawk Supply
A / MCS | Current Switch (Solid Core) | N / O 0-150A | Fixed Trip Point: < 0.20A | ACI
Brand: ACI
SKU: A/MCS
$24.98 each
View Details Functional Devices RIBXGNTF-125 Current Switch, Split Core, Fixed, 0.125-150 Amp, Terminal | Blackhawk Supply
RIBXGNTF-125 | Current Switch, Split Core, Fixed, 0.125-150 Amp, Terminal | Functional Devices
Brand: Functional Devices
SKU: RIBXGNTF-125
$34.85 each
View Details Macromatic ARP120A8R Duplex Alternating Relay | 5 Amp | 120VAC | DPDT | 8 pin | selector switch | cross wired | 3-switch input for S.O.S.O. Operation | Blackhawk Supply
ARP120A8R | Duplex Alternating Relay | 5 Amp | 120VAC | DPDT | 8 pin | selector switch | cross wired | 3-switch input for S.O.S.O. Operation | Macromatic
Brand: Macromatic
SKU: ARP120A8R
$122.34 each
View Details Viconics SED-WDC-G-5045 Window & Door Contact | Blackhawk Supply
SED-WDC-G-5045 | Window & Door Contact | Viconics
Brand: Viconics
SKU: SED-WDC-G-5045
$102.06 each
View Details Veris H120NC Enclosed Relay | Current Switch 20A | NC | Fixed | Blackhawk Supply
H120NC | Enclosed Relay | Current Switch 20A | NC | Fixed | Veris
Brand: Veris
SKU: H120NC
$60.19 each
View Details Taco SR501-4 1 Zone Switching Relay | Blackhawk Supply
SR501-4 | 1 Zone Switching Relay | Taco
Brand: Taco
SKU: SR501-4
$87.50 each
View Details Taco SR503-4 3 Zone Switching Relay | Blackhawk Supply
SR503-4 | 3 Zone Switching Relay | Taco (OBSOLETE)
Brand: Taco
SKU: SR503-4
View Details
View Details Square D SR2MEM02 Memory cartridge - for smart relay Zelio Logic firmware - for v 3.0 | Blackhawk Supply
SR2MEM02 | Memory cartridge - for smart relay Zelio Logic firmware - for v 3.0 | Square D by Schneider Electric
Brand: Square D
SKU: SR2MEM02
$35.18 each
View Details Square D 8910DPA42V09 Definite Purpose Contactor Type DPA, 40A, 2-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Blackhawk Supply
8910DPA42V09 | Definite Purpose Contactor Type DPA, 40A, 2-Poles, 220 VAC 50HZ, 208-240 VAC 60Hz | Square D by Schneider Electric
Brand: Square D
SKU: 8910DPA42V09
$79.41 each
View Details Siemens BT300-CNTLUNIT-F MC02 CONTROL UNIT (serial number C1408xxxx and later) | Blackhawk Supply
BT300-CNTLUNIT-F | MC02 CONTROL UNIT (serial number C1408xxxx and later) | Siemens
Brand: Siemens
SKU: BT300-CNTLUNIT-F
$690.11 each
View Details Senva Sensors C-3216 ANALOG ROGOWSKI, 800A, 15" | Blackhawk Supply
C-3216 | ANALOG ROGOWSKI, 800A, 15" | Senva Sensors
Brand: Senva Sensors
SKU: C-3216
$219.28 each
View Details Square D RM22TA33 Zelio Control Relay, 3-Phase, Asymmetry, 380-480V AC, 8A, 2 C/O, Screw Terminals | Blackhawk Supply
RM22TA33 | Zelio Control Relay, 3-Phase, Asymmetry, 380-480V AC, 8A, 2 C / O, Screw Terminals | Square D by Schneider Electric
Brand: Square D
SKU: RM22TA33
$176.57 each
View Details Square D 9065ST420 MOTOR LOGIC SOLID STATE OVERLOAD RELAY REPLACEMENT SIZE 4 45, 135A, 600VAC | Blackhawk Supply
9065ST420 | MOTOR LOGIC SOLID STATE OVERLOAD RELAY REPLACEMENT SIZE 4 45, 135A, 600VAC | Square D
Brand: Square D
SKU: 9065ST420
$495.10 each
View Details Square D 9065SF020 STATE SOLID OVERLOAD RELAY 600VAC 18AMP | Blackhawk Supply
9065SF020 | STATE SOLID OVERLOAD RELAY 600VAC 18AMP | Square D
Brand: Square D
SKU: 9065SF020
$211.90 each
View Details Square D 8501XTE1 NEMA Control Relay Pneumatic Timer Attachment, 1 Minute On-Delay, 1 NO/1 NC, Screw Clamp Terminals | Blackhawk Supply
8501XTE1 | NEMA Control Relay Pneumatic Timer Attachment, 1 Minute On-Delay, 1 NO / 1 NC, Screw Clamp Terminals | Square D
Brand: Square D
SKU: 8501XTE1
$366.69 each
View Details Aquamotion AMK-MS Wireless Control Kit W/ Motion Sensor & Receiver | Blackhawk Supply
AMK-MS | Wireless Control Kit W / Motion Sensor & Receiver | Aquamotion
Brand: Aquamotion
SKU: AMK-MS
$141.75 each
Type
Action
Ambient Operating Temperature
Amperage
Application
Approvals
Category/Type
Coil
Coil Voltage
Communication
Communication Platform
Control Voltage
Current Core
Current Measurement Accuracy
Current Measurement Range
Current Range
Current Sensor Type
Current Switch Type
Depth (Inches)
Details
Display
Electrical Rating
Element
Element Type
Enclosed
Enclosure Depth (IN)
Enclosure Height (IN)
Enclosure Style
Enclosure Width (IN)
End Connection
Fixed Time Delay
Function
Function Configuration
Function/Configuration
Hand-Off-Auto
Height
Input Voltage/Coil Voltage
Interface
Length
Measurement Type
Model
Monitored Frequency Range
Monitored Voltage
Monitored Wire Size
Mount
Mounting
Network
Number Of Channels
Number of Poles
Operating Temperature
Options
Output
Output Specifications
Outputs
Part Number
Product Type
Product Certification
Protection
RMS
Range
Relay Type
Relay Coil Voltage
Relay Construction
Relay Contact Ratings
Relay Poles/Throw
Section
Sensing Delay On Power
Sensitivity Range
Sensor
Series
Setpoint
Size
Standard Modifications
Sub-Category
SubType
Temperature
Terminal Configuration
Timing Adjustment
Timing Range
Timing Range 2
Track Mounted
Trip Delay
Used on
Voltage
Warranty
Wattage
Width
Width (Inches)
Zones
category
subcategory
Committed to customer satisfaction
as experts in Relays
(847) 773-0645
Recently Viewed

Popular Products

View all →
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
Contemporary Controls EIBA5-100T/R 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Blackhawk Supply
EIBA5-100T/R | 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIBA5-100T/R
$119.06 each
Belimo S2A Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Blackhawk Supply
S2A | Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Belimo
Brand: Belimo
SKU: S2A
$114.75 each
KMC BAC-5051AE Router: BACnet, IP/Dual Enet/Single MSTP | Blackhawk Supply
BAC-5051AE | Router: BACnet, IP/Dual Enet/Single MSTP | KMC
Brand: KMC
SKU: BAC-5051AE
$471.41 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
Contemporary Controls EISK5-GT Gig Switch. 5-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Blackhawk Supply
EISK5-GT | Gig Switch. 5-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Contemporary Controls
Brand: Contemporary Controls
SKU: EISK5-GT
$180.94 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
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
$175.82 each
Sign in to your account

Don't have an account? Create an account

Show

Forgot password?

Register New Account

Already have an account? Sign In instead.

Show
Show

Sign In

Your Cart
0 items
$0.00
Are you from Chicago?
Yes / No
Chicago Change
Shipping Estimates
Shipping:
The product has been added to cart.
There are 0 items in your cart.
Scroll to view all
Continue to Cart ($0.00) Quote these products
You can order without authorization. The system will remember your information after completion.