relays

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View Details Functional Devices RIBU1C Enclosed Relay 10Amp SPDT 10-30Vac/dc/120Vac | Blackhawk Supply
RIBU1C | Enclosed Relay 10Amp SPDT 10-30Vac / dc / 120Vac | Functional Devices
Brand: Functional Devices
SKU: RIBU1C
$16.70 each
View Details Veris H921 Current Transducer | Split-Core | 0-120A | 4-20mA | Blackhawk Supply
H921 | Current Transducer | Split-Core | 0-120A | 4-20mA | Veris
Brand: Veris
SKU: H921
$48.94 each
View Details iO HVAC Controls iO-WR Wireless Relay | Blackhawk Supply
iO-WR | Wireless Relay | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-WR
$219.70 each
View Details iO HVAC Controls IO-WRP WIRELESS RELAY PLUS | Blackhawk Supply
IO-WRP | WIRELESS RELAY PLUS | iO HVAC Controls
Brand: iO HVAC Controls
SKU: IO-WRP
$412.71 each
View Details ACI PAM-1 Relay | 10 Amp | Coil: 24 VAC or VDC / 120 VAC | Blackhawk Supply
PAM-1 | Relay | 10 Amp | Coil: 24 VAC or VDC / 120 VAC | ACI
Brand: ACI
SKU: PAM-1
$22.00 each
View Details Veris V100 Enc Rly | SPDT | 10A | 12-30VAC/DC&120VAC | Blackhawk Supply
V100 | Enc Rly | SPDT | 10A | 12-30VAC / DC&120VAC | Veris
Brand: Veris
SKU: V100
$17.40 each
View Details Veris H120 Enclosed Relay | Current Switch 20A | Fixed | Blackhawk Supply
H120 | Enclosed Relay | Current Switch 20A | Fixed | Veris
Brand: Veris
SKU: H120
$45.29 each
View Details 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
View Details Functional Devices CLC212 Enclosed Light Controller Relay 10 Amp SPST, Separated Class 2 Dry Contact Input, 120-277 Vac Power. Recommended Switches: ACLCMAGDJ or ACLCMAGSM. | Blackhawk Supply
CLC212 | Enclosed Light Controller Relay 10 Amp SPST, Separated Class 2 Dry Contact Input, 120-277 Vac Power. Recommended Switches: ACLCMAGDJ or ACLCMAGSM. | Functional Devices
Brand: Functional Devices
SKU: CLC212
$21.25 each
View Details Functional Devices RIB2401B Enclosed Relay 20Amp SPDT 24Vac/dc/120Vac | Blackhawk Supply
RIB2401B | Enclosed Relay 20Amp SPDT 24Vac / dc / 120Vac | Functional Devices
Brand: Functional Devices
SKU: RIB2401B
$26.50 each
View Details Senva Sensors C-2300 Fixed, 0.35-200A, split core | Blackhawk Supply
C-2300 | Fixed, 0.35-200A, split core | Senva Sensors
Brand: Senva Sensors
SKU: C-2300
$25.76 each
View Details Functional Devices RIBXKTF Enclosed Solid-Core AC Sensor, .25-150Amp, fixed, terminals | Blackhawk Supply
RIBXKTF | Enclosed Solid-Core AC Sensor, .25-150Amp, fixed, terminals | Functional Devices
Brand: Functional Devices
SKU: RIBXKTF
$19.61 each
View Details Veris H930 Current Switch/Relay Combo | Split Core | Fxd | SPST | Blackhawk Supply
H930 | Current Switch / Relay Combo | Split Core | Fxd | SPST | Veris
Brand: Veris
SKU: H930
$45.03 each
View Details Veris H904 SplitCore | uProcessor Based | Range:3.5-135AAC | Output:N.O | 0.1A | Blackhawk Supply
H904 | SplitCore | uProcessor Based | Range:3.5-135AAC | Output:N.O | 0.1A | Veris
Brand: Veris
SKU: H904
$82.38 each
View Details Veris H548 Fractional HP | Adj | w/HOA | Output:A@30VAC/DC | Coil 24VAC/DC | Cont | Blackhawk Supply
H548 | Fractional HP | Adj | w / HOA | Output:A@30VAC / DC | Coil 24VAC / DC | Cont | Veris
Brand: Veris
SKU: H548
$64.06 each
View Details Belimo ZG-R01 4 to 20 mA adaptor: 500 ohms | 1/4 W resistor with 6" pigtail wires. | Blackhawk Supply
ZG-R01 | 4 to 20 mA adaptor: 500 ohms | 1 / 4 W resistor with 6" pigtail wires. | Belimo
Brand: Belimo
SKU: ZG-R01
$17.55 each
View Details Senva Sensors C-2320-L ECM CURRENT SWITCH, ECM, N.O., SPLIT-CORE, 0.25-200A RANGE | Blackhawk Supply
C-2320-L ECM | CURRENT SWITCH, ECM, N.O., SPLIT-CORE, 0.25-200A RANGE | Senva Sensors
Brand: Senva Sensors
SKU: C-2320-L ECM
$36.95 each
View Details Veris H909 SplitCore | Adj | Calibration LEDs | Range:2.5-135AAC | Output:N.O. | Blackhawk Supply
H909 | SplitCore | Adj | Calibration LEDs | Range:2.5-135AAC | Output:N.O. | Veris
Brand: Veris
SKU: H909
$69.86 each
View Details Veris H934 Current Switch/Relay Combo | Split Core | SPST | VFD | Blackhawk Supply
H934 | Current Switch / Relay Combo | Split Core | SPST | VFD | Veris
Brand: Veris
SKU: H934
$99.21 each
View Details Senva Sensors CR3-24 Command Relay, N.O. 24VAC/DC | Blackhawk Supply
CR3-24 | Command Relay, N.O. 24VAC / DC | Senva Sensors
Brand: Senva Sensors
SKU: CR3-24
$12.48 each
View Details Functional Devices RIB2401SB Enclosed Relay 20Amp SPST-NO + Override 24Vac/dc/120Vac | Blackhawk Supply
RIB2401SB | Enclosed Relay 20Amp SPST-NO + Override 24Vac / dc / 120Vac | Functional Devices
Brand: Functional Devices
SKU: RIB2401SB
$38.80 each
View Details ACI PAM-2 Relay | 7 Amp | Coil: 12 VDC/24 VDC | Blackhawk Supply
PAM-2 | Relay | 7 Amp | Coil: 12 VDC / 24 VDC | ACI
Brand: ACI
SKU: PAM-2
$23.00 each
View Details Senva Sensors C-2320 Preset, 0.5-100A, split core | Blackhawk Supply
C-2320 | Preset, 0.5-100A, split core | Senva Sensors
Brand: Senva Sensors
SKU: C-2320
$28.91 each
View Details Veris H623-20 Current Xducer,Split-Core,0-20A,0-10VDC | Blackhawk Supply
H623-20 | Current Xducer, Split-Core, 0-20A, 0-10VDC | Veris
Brand: Veris
SKU: H623-20
$37.73 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
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Size
Standard Modifications
Sub-Category
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Temperature
Terminal Configuration
Timing Adjustment
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Timing Range 2
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Width (Inches)
Zones
category
subcategory

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Electrical Relays

Blackhawk Supply offers a comprehensive selection of electrical relays designed to enhance system performance and reliability. Our range of electrical relays helps you automate processes, protect circuits and ensure timely operations. 

You can choose from a variety of electrical relay types, including: 

  • Time delay: Control operations with precise timing to prevent power surges and reduce mechanical stress. 
  • Plug-in: Simplify installation and maintenance with quick, tool-free replacement.
  • Network: Enable remote control and monitoring through building automation systems.
  • Panel: Centralize control of multiple circuits in commercial HVAC systems with panel relays designed for secure, permanent installation.
  • Current sensing: Monitor current flow and automatically trigger actions or alarms that protect against overloads and faults. 

Find the right automatic electrical relays for your next project. Shop Blackhawk Supply’s full selection for fast shipping, expert support, and reliable performance.

Check out other electrical supplies and products like:

Committed to customer satisfaction
as experts in Relays
(847) 773-0645
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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
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
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
Veris PWLX04S Pressure | Wet | Nema 4 | LCD | 0-100PSID | Blackhawk Supply
PWLX04S | Pressure | Wet | Nema 4 | LCD | 0-100PSID | Veris
Brand: Veris
SKU: PWLX04S
$395.83 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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