Shop SPST Relay Circuits

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$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$24.00
Cres Cor 0857-142 Relay - 24 Volt Coil - Spst - 40 Amp - Relays
Parts Town
$24.00
Cres Cor 0857-142 Relay - 24 Volt Coil - Spst - 40 Amp - Relays
Parts Town
$45.44
Bunn 37711.0003 Relay,Spst 12Vdc 30A 220Vac
WebstaurantStore
$45.44
Bunn 37711.0003 Relay,Spst 12Vdc 30A 220Vac
WebstaurantStore
$72.55
Schneider Open Power Relay: Surface Mounted, 30 A Current Rating, 120V AC, 4 Pins/Terminals, SPST-NO Model: 8501CO6V20
Grainger
$72.55
Schneider Open Power Relay: Surface Mounted, 30 A Current Rating, 120V AC, 4 Pins/Terminals, SPST-NO Model: 8501CO6V20
Grainger
$73.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TR)
Automation Direct
$73.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TR)
Automation Direct
$260.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D4-08TR)
Automation Direct
$260.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D4-08TR)
Automation Direct
$8.93
Switching Relay: 1 Relay, SPST, Normally Open, 24V AC Coil Model: 6AZU2
Grainger
$8.93
Switching Relay: 1 Relay, SPST, Normally Open, 24V AC Coil Model: 6AZU2
Grainger
$97.40
RIBMX24SBA | Functional Devices | RIBMX24 Series Panel Relay, 4 Inch, 20 A, SPST, 24 VAC/DC, Override, Internal AC Sensor Adjustable
Building Controls & Solutions
$97.40
RIBMX24SBA | Functional Devices | RIBMX24 Series Panel Relay, 4 Inch, 20 A, SPST, 24 VAC/DC, Override, Internal AC Sensor Adjustable
Building Controls & Solutions
$30.13
Schneider Enclosed Power Relay: DIN-Rail & Surface Mounted, 30 A Current Rating, 120V AC, SPST-NO Model: 725AXXBC3ML-120A
Grainger
$30.13
Schneider Enclosed Power Relay: DIN-Rail & Surface Mounted, 30 A Current Rating, 120V AC, SPST-NO Model: 725AXXBC3ML-120A
Grainger
$34.32
Veris | V101 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/10A | Relays And Contactors - Enclosed Relays
Kele
$34.32
Veris | V101 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/10A | Relays And Contactors - Enclosed Relays
Kele
$31.23
Allpoints 110958 1.15 Inch Relay 12V DC SPST 30 Amp Durable 30 Amp Switch | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$31.23
Allpoints 110958 1.15 Inch Relay 12V DC SPST 30 Amp Durable 30 Amp Switch | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$161.96
$259.90
Carter Hoffmann 18616-0223 SPST 30 Amp Relay For Pitco Fryers | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
37% off
$161.96
$259.90
Carter Hoffmann 18616-0223 SPST 30 Amp Relay For Pitco Fryers | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
$45.76
Veris | V121 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/20A | Relays And Contactors - Enclosed Relays
Kele
$45.76
Veris | V121 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/20A | Relays And Contactors - Enclosed Relays
Kele
$90.25
York 24V Spst Relay S1-024-24103-000
DkHardware.com
$90.25
York 24V Spst Relay S1-024-24103-000
DkHardware.com
$23.72
3912185000 Standex Electronics Reed Relay, 1 Form A, SPST-NO, 12V High Insulation PCB Mounting
Onlinecomponents.com
$23.72
3912185000 Standex Electronics Reed Relay, 1 Form A, SPST-NO, 12V High Insulation PCB Mounting
Onlinecomponents.com
$135.20
40.52.8.240.0000 FINDER - Components & Relay PC Board Mount Supplies
Radwell.com
$135.20
40.52.8.240.0000 FINDER - Components & Relay PC Board Mount Supplies
Radwell.com
$39.95
IDEC Relays RSSDN-25A SPST N/O 25A 660VAC SS Relay
1877ForParts.com
$39.95
IDEC Relays RSSDN-25A SPST N/O 25A 660VAC SS Relay
1877ForParts.com
$72.80
$270.31
TMR5F22120 Eaton TMR5 Series Timedelay Relay, Offdelay, 120 V AC/DC, 6 S10 Min, 11Pin (DPDT)
Essential Electric Supply
73% off
$72.80
$270.31
TMR5F22120 Eaton TMR5 Series Timedelay Relay, Offdelay, 120 V AC/DC, 6 S10 Min, 11Pin (DPDT)
Essential Electric Supply
$74.17
WHITE-RODGERS 90-118ES1 Transformer Relay: 2 Relay, SPST, Normally Closed/Normally Open, 24V AC Coil
Voomi Supply
$74.17
WHITE-RODGERS 90-118ES1 Transformer Relay: 2 Relay, SPST, Normally Closed/Normally Open, 24V AC Coil
Voomi Supply
$102.49
Packard Switching Fan Relay Spst-No+Nc 24 Coil Voltage 18 Resistive Amps Box Of 5 PR380
DkHardware.com
104
$102.49
Packard Switching Fan Relay Spst-No+Nc 24 Coil Voltage 18 Resistive Amps Box Of 5 PR380
DkHardware.com
$54.08
Functional Devices | RIBTU1S | Enclosed Relay 10Amp Spst 10-30Vac/Dc OR 120Vac With Hi/Low Voltage Separation AND Override Switch | Relays And Contactors - Enclosed Relays
Kele
$54.08
Functional Devices | RIBTU1S | Enclosed Relay 10Amp Spst 10-30Vac/Dc OR 120Vac With Hi/Low Voltage Separation AND Override Switch | Relays And Contactors - Enclosed Relays
Kele
$221.33
Goodman 110000255 Relay - 30 Amp - Spst - Relays
Parts Town
Free shipping
$221.33
Goodman 110000255 Relay - 30 Amp - Spst - Relays
Parts Town
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$2.99
12V DC 30/40A 5 PIN Universal Relay - 5 Pin Relay
Super Bright LEDs
$87.21
Beverage-Air 502-414D OEM Relay, Omron Spst E/P-Ec
WebstaurantStore
$87.21
Beverage-Air 502-414D OEM Relay, Omron Spst E/P-Ec
WebstaurantStore
$15.99
BAOMAIN Time Delay Relay, Timer Relay 16A 12-240V AC/DC Universal, Delay Off SPDT (1 C/O), DIN Rail Mount TBT7-C1
Amazon.com
17
$15.99
BAOMAIN Time Delay Relay, Timer Relay 16A 12-240V AC/DC Universal, Delay Off SPDT (1 C/O), DIN Rail Mount TBT7-C1
Amazon.com
$5.99
$19.59
2 Pack 24V Fan Relay AC Switch SPST Fit For Fan Control HVAC Coleman Furnace Blower Humidifier Goodman Blower Heating Sequencer Relay 90-980 Isolation Relay AC Switch SPST
tk.fortecolchoes.com
69% off
$5.99
$19.59
2 Pack 24V Fan Relay AC Switch SPST Fit For Fan Control HVAC Coleman Furnace Blower Humidifier Goodman Blower Heating Sequencer Relay 90-980 Isolation Relay AC Switch SPST
tk.fortecolchoes.com
$20.59
Allpoints 21203 Relay 1.1 Inch SPST No Electric OEM Switch | Commercial Restaurant Supply
RestaurantSupply.com
$20.59
Allpoints 21203 Relay 1.1 Inch SPST No Electric OEM Switch | Commercial Restaurant Supply
RestaurantSupply.com
$159.64
Snowex 72514 12V 75A SPST Relay
RCPW
$159.64
Snowex 72514 12V 75A SPST Relay
RCPW
$33.99
Mustang 5-Pin SPST Electrical Relays 5-Pack
American Muscle
10
$33.99
Mustang 5-Pin SPST Electrical Relays 5-Pack
American Muscle
$20.25
($4.05/Pc) G2R1AHDC12BYOMI Omron Electronics Power Relay 12VDC 5A spst-no(29mm 13mm 25.5Mm) THT
Onlinecomponents.com
$20.25
($4.05/Pc) G2R1AHDC12BYOMI Omron Electronics Power Relay 12VDC 5A spst-no(29mm 13mm 25.5Mm) THT
Onlinecomponents.com
$12.14
Relay, Zettler, T-90 Type, SPST, 15Vdc, Coil
Swimmingpoolpartsonline.com
$12.14
Relay, Zettler, T-90 Type, SPST, 15Vdc, Coil
Swimmingpoolpartsonline.com
$53.18
Enclosed Relay 20Amp Spst-No Override 24Vac Dc 120Vac At International Lighting
Interlight US
$53.18
Enclosed Relay 20Amp Spst-No Override 24Vac Dc 120Vac At International Lighting
Interlight US
$26.18
($2.62/Pc) G2RL1AECFDC9BYOMB Omron Electronics Power Relay 9VDC 16A SPST-NO (( 29mm 12.7mm 15.7Mm)) Through Hole
Onlinecomponents.com
$26.18
($2.62/Pc) G2RL1AECFDC9BYOMB Omron Electronics Power Relay 9VDC 16A SPST-NO (( 29mm 12.7mm 15.7Mm)) Through Hole
Onlinecomponents.com
$65.54
Functional Devices RIB2402SB Power Relay 20 Amp SPST-N/O + Override 24 Vac/Dc 208-277 Vac Coil
Voomi Supply
$65.54
Functional Devices RIB2402SB Power Relay 20 Amp SPST-N/O + Override 24 Vac/Dc 208-277 Vac Coil
Voomi Supply
$35.02
MSD Ignition High Current Relay Single-Pole Single-Throw (SPST) - Waterproof
JEGS High Performance
10
$35.02
MSD Ignition High Current Relay Single-Pole Single-Throw (SPST) - Waterproof
JEGS High Performance
$33.99
Ford F-150 5-Pin SPST Electrical Relays 5-Pack 50077D
AmericanTrucks.com
10
$33.99
Ford F-150 5-Pin SPST Electrical Relays 5-Pack 50077D
AmericanTrucks.com
SPST Relay Vs SPDT Relay: Symbols & Wiring Diagrams
12:39
SPST Relay Vs SPDT Relay: Symbols & Wiring Diagrams
Nov 17, 2022
easycarelectrics.com
Tutorial 4 DIP Switch SPST and 7-segment LED Through Tinkercad
Tutorial 4 DIP Switch SPST and 7-segment LED Through Tinkercad
Oct 1, 2020
instructables.com
Solid State Relay (SSR) Circuit using Two MOSFETs – Homemade Circuit Projects
Solid State Relay (SSR) Circuit using Two MOSFETs – Homemade Circuit Projects
Mar 10, 2022
homemade-circuits.com
What is Single Pole Single Throw Switch (SPST), Types, Working | Electrical4u
What is Single Pole Single Throw Switch (SPST), Types, Working | Electrical4u
Jun 19, 2020
electrical4u.net
Types of Relays and how to use them? SPDT, DPDT, and Solid State Relay
Types of Relays and how to use them? SPDT, DPDT, and Solid State Relay
Oct 14, 2020
electroniclinic.com
SPDT relay
3:39
SPDT relay
36.1K viewsJan 21, 2014
YouTubeElectro Schematics
Multi Function Time Relay 35874 RL
15:09
Multi Function Time Relay 35874 RL
59.3K viewsJul 3, 2019
YouTubempjaonline
2:16
15. SPST and SPDT Switch
6.2K viewsJan 11, 2017
YouTubeJAY Robotics
2:40
How To Wire A Relay - Quick Tip
619.4K viewsDec 15, 2018
YouTubeHotRodHippie
9:41
LTSpice - Voltage Controlled Switch
156.3K viewsApr 23, 2012
YouTubeTim Dean
5:22
HOW TO WIRE 3 PRONG ROCKER LED SWITCH
3.1M viewsSep 29, 2015
YouTubeImStricken06
19:31
90340 HVAC Relay - NEED TO KNOW INFO
86.5K viewsFeb 22, 2021
YouTubeJohn Jennings
7:20
VEHICLE RELAYS - Testing from the relay base
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YouTubeDaniel Sullivan
8:15
changeover relay / Switching concept
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YouTubePrathimaTech
10:14
How to wiring toggle switch ?
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YouTubeEngineering School
10:00
How 5 wire relays work SPDT
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YouTube12 Volt Neutron
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HVAC SPST, SPDT and SPNO-SPNC relays.
53.9K viewsJan 27, 2011
YouTubeDrZarkloff
4:47
HVAC more about SPST, SPDT and SPNO-SPNC relays
258.2K viewsJan 28, 2011
YouTubeDrZarkloff
7:34
How to test a Relay
80.9K viewsFeb 22, 2020
YouTubeGarageTech
14:12
Digital Electronics: Debouncing a Push Button Switch (SPST)
154.9K viewsMar 11, 2012
YouTubeDerek Molloy
12:40
How Does A Relay Work - SPDT DPDT SPST Automotive Relay
671.7K viewsAug 16, 2015
YouTubedial2fast
12:16
How a Basic Automotive Electrical Circuit Works
183.3K viewsMay 8, 2020
YouTubeNuts and Bolts Auto
16:01
How to Wire a Relay - Full Tutorial
39.2K viewsJul 10, 2021
YouTube2CarPros
21:55
Teaching HVAC ELECTRICAL Wiring, Components, Troubleshooting to Students using a Training Board!
420.8K viewsMay 29, 2021
YouTubeAC Service Tech LLC
2:44
series and parallel circuits wiring
845.8K viewsAug 7, 2021
YouTubeJr Electric School
13:03
Industrial Relay Control System | Wiring a 24 Volt DC Relay Circuit
45.2K viewsSep 17, 2019
YouTubeSolisPLC
10:46
Tinkercad Circuits 7a - Analyze the SPDT Relay (Single Pole, Double Throw) - Part 1
21.1K viewsFeb 21, 2021
YouTubeElectro-Mechanical-Basics
11:41
Connecting a Relay Module to a Microcontroller
376.5K viewsMar 12, 2021
YouTubeBrad Henson
6:09
How Many Poles and Throws do You Need?
67.8K viewsJun 5, 2018
YouTubeE-Switch, Inc
5:29
HVAC Electrical Switch Types Explained: SPST, SPDT, DPST, DPDT, TPST, TPDT
86.6K viewsMay 15, 2021
YouTubeAC Service Tech LLC
See more

Shop SPST Relay Circuits

Sponsored
About our ads
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$88.00
Relay/analog Combo Module: 8-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14742006)
Automation Direct
$24.00
Cres Cor 0857-142 Relay - 24 Volt Coil - Spst - 40 Amp - Relays
Parts Town
$24.00
Cres Cor 0857-142 Relay - 24 Volt Coil - Spst - 40 Amp - Relays
Parts Town
$45.44
Bunn 37711.0003 Relay,Spst 12Vdc 30A 220Vac
WebstaurantStore
$45.44
Bunn 37711.0003 Relay,Spst 12Vdc 30A 220Vac
WebstaurantStore
$72.55
Schneider Open Power Relay: Surface Mounted, 30 A Current Rating, 120V AC, 4 Pins/Terminals, SPST-NO Model: 8501CO6V20
Grainger
$72.55
Schneider Open Power Relay: Surface Mounted, 30 A Current Rating, 120V AC, 4 Pins/Terminals, SPST-NO Model: 8501CO6V20
Grainger
$73.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TR)
Automation Direct
$73.00
Relay Output Module: 8-pt, 12-48 VDC/24-240 VAC (PN# BX-08TR)
Automation Direct
$260.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D4-08TR)
Automation Direct
$260.00
Relay Output Module: 8-pt, 6-24 VDC/6-240 VAC (PN# D4-08TR)
Automation Direct
$8.93
Switching Relay: 1 Relay, SPST, Normally Open, 24V AC Coil Model: 6AZU2
Grainger
$8.93
Switching Relay: 1 Relay, SPST, Normally Open, 24V AC Coil Model: 6AZU2
Grainger
$97.40
RIBMX24SBA | Functional Devices | RIBMX24 Series Panel Relay, 4 Inch, 20 A, SPST, 24 VAC/DC, Override, Internal AC Sensor Adjustable
Building Controls & Solutions
$97.40
RIBMX24SBA | Functional Devices | RIBMX24 Series Panel Relay, 4 Inch, 20 A, SPST, 24 VAC/DC, Override, Internal AC Sensor Adjustable
Building Controls & Solutions
$30.13
Schneider Enclosed Power Relay: DIN-Rail & Surface Mounted, 30 A Current Rating, 120V AC, SPST-NO Model: 725AXXBC3ML-120A
Grainger
$30.13
Schneider Enclosed Power Relay: DIN-Rail & Surface Mounted, 30 A Current Rating, 120V AC, SPST-NO Model: 725AXXBC3ML-120A
Grainger
$34.32
Veris | V101 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/10A | Relays And Contactors - Enclosed Relays
Kele
$34.32
Veris | V101 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/10A | Relays And Contactors - Enclosed Relays
Kele
$31.23
Allpoints 110958 1.15 Inch Relay 12V DC SPST 30 Amp Durable 30 Amp Switch | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$31.23
Allpoints 110958 1.15 Inch Relay 12V DC SPST 30 Amp Durable 30 Amp Switch | OEM | Commercial Restaurant Supply
RestaurantSupply.com
$161.96
$259.90
Carter Hoffmann 18616-0223 SPST 30 Amp Relay For Pitco Fryers | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
37% off
$161.96
$259.90
Carter Hoffmann 18616-0223 SPST 30 Amp Relay For Pitco Fryers | Mavrik | Commercial Restaurant Supply
RestaurantSupply.com
$45.76
Veris | V121 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/20A | Relays And Contactors - Enclosed Relays
Kele
$45.76
Veris | V121 | ENC Relay/Spst-No/10-30Vac-Dc/120Vac/20A | Relays And Contactors - Enclosed Relays
Kele
$90.25
York 24V Spst Relay S1-024-24103-000
DkHardware.com
$90.25
York 24V Spst Relay S1-024-24103-000
DkHardware.com
$23.72
3912185000 Standex Electronics Reed Relay, 1 Form A, SPST-NO, 12V High Insulation PCB Mounting
Onlinecomponents.com
$23.72
3912185000 Standex Electronics Reed Relay, 1 Form A, SPST-NO, 12V High Insulation PCB Mounting
Onlinecomponents.com
$135.20
40.52.8.240.0000 FINDER - Components & Relay PC Board Mount Supplies
Radwell.com
$135.20
40.52.8.240.0000 FINDER - Components & Relay PC Board Mount Supplies
Radwell.com
$39.95
IDEC Relays RSSDN-25A SPST N/O 25A 660VAC SS Relay
1877ForParts.com
$39.95
IDEC Relays RSSDN-25A SPST N/O 25A 660VAC SS Relay
1877ForParts.com
$72.80
$270.31
TMR5F22120 Eaton TMR5 Series Timedelay Relay, Offdelay, 120 V AC/DC, 6 S10 Min, 11Pin (DPDT)
Essential Electric Supply
73% off
$72.80
$270.31
TMR5F22120 Eaton TMR5 Series Timedelay Relay, Offdelay, 120 V AC/DC, 6 S10 Min, 11Pin (DPDT)
Essential Electric Supply