Shop Relay Testing Tool

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$45.52
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
699
Free shipping
$45.52
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
699
$25.99
RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
22
$25.99
RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
22
$6.99
2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
Amazon.com
$6.99
2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
Amazon.com
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
60% off
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$77.09
Lisle 60150 Relay Pro 12V And 24V Relay Tester, Factory
Amazon.com
140
Free shipping
$77.09
Lisle 60150 Relay Pro 12V And 24V Relay Tester, Factory
Amazon.com
140
$19.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
25
$19.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
25
$153.99
Relay Buddy Electronic Specialties 191 Pro Test Kit
Amazon.com
314
Free shipping
$153.99
Relay Buddy Electronic Specialties 191 Pro Test Kit
Amazon.com
314
$74.47
Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
537
Free shipping
$74.47
Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
537
$15.59
ISINFLASH Fuel Pump Relay Bypass Master Kit, Relay Tester Diagnostic Scan Tool Bypass Switch Kit Replaces 9036 9037 9038 Pack Of 6
Amazon.com
10
$15.59
ISINFLASH Fuel Pump Relay Bypass Master Kit, Relay Tester Diagnostic Scan Tool Bypass Switch Kit Replaces 9036 9037 9038 Pack Of 6
Amazon.com
10
$16.99
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightIntheBox.com
$16.99
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightIntheBox.com
$162.11
Automotive Power Circuit Probe Tester 12 24-Volt Short Open Breaker Finder Diode Resistance Relay Multimeter Ohmmeter
Home Depot
Free shipping
$162.11
Automotive Power Circuit Probe Tester 12 24-Volt Short Open Breaker Finder Diode Resistance Relay Multimeter Ohmmeter
Home Depot
Free shipping
$12.99
Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightIntheBox.com
$12.99
Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightIntheBox.com
$231.99
Electronic Specialties Relay Buddy Pro Test Kit, ESI191
Advance Auto Parts
358
$231.99
Electronic Specialties Relay Buddy Pro Test Kit, ESI191
Advance Auto Parts
358
$67.38
ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
Amazon.com
2K+
Free shipping
$67.38
ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
Amazon.com
2K+
$52.90
$73.00
ATD Tools 5614 - RELAY Circuit Tester
Noshtuvki
Free shipping
27% off
$52.90
$73.00
ATD Tools 5614 - RELAY Circuit Tester
Noshtuvki
Free shipping
$225.61
LISLE 69300 Master Relay And Fused Circuit Test Kit
eBay
22
Free shipping
$225.61
LISLE 69300 Master Relay And Fused Circuit Test Kit
eBay
22
$96.51
110Pcs Automotive Circuit Test Leads Kit Multimeter Test Leads Kit Relay Tester Electric Tester Diagnostic Tool Automotive Back Probe Kit Wire Meter
Amazon.com
15
Free shipping
$96.51
110Pcs Automotive Circuit Test Leads Kit Multimeter Test Leads Kit Relay Tester Electric Tester Diagnostic Tool Automotive Back Probe Kit Wire Meter
Amazon.com
15
$199.00
Oemtools 27211: OEM Automotive Tools Relay Circuit Testers
Summit Racing
17
Free shipping
$199.00
Oemtools 27211: OEM Automotive Tools Relay Circuit Testers
Summit Racing
17
$168.93
Electronic Specialties 191A Relay Buddy Pro Kit
Amazon.com
17
Free shipping
$168.93
Electronic Specialties 191A Relay Buddy Pro Kit
Amazon.com
17
$219.99
ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
FleetPride
358
$219.99
ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
FleetPride
358
$147.24
$163.46
Electronic Specialties Inc 191 | Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
358
$147.24
$163.46
Electronic Specialties Inc 191 | Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
358
$222.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
1K+
Free shipping
$222.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
1K+
$213.56
ATD Tools 5614 | Relay Circuit Tester | Auto Tool World
AutoToolWorld.com
37
$213.56
ATD Tools 5614 | Relay Circuit Tester | Auto Tool World
AutoToolWorld.com
37
$163.24
$179.57
Electronic Specialties Inc 193 | 12 / 24 Volt Diagnostic Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
371
$163.24
$179.57
Electronic Specialties Inc 193 | 12 / 24 Volt Diagnostic Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
371
$72.99
Lisle 60610 Relay Test Jumper Kit Ii
FinditParts
1K+
$72.99
Lisle 60610 Relay Test Jumper Kit Ii
FinditParts
1K+
$245.99
LISLE $MASTER RELAY & FUSED CIRCUIT TEST KIT, LI69300
Zoro.com
$245.99
LISLE $MASTER RELAY & FUSED CIRCUIT TEST KIT, LI69300
Zoro.com
$71.01
Lisle Corporation 60150 | Relay Pro 12V And 24V Relay Tester | Auto Tool World
AutoToolWorld.com
140
$71.01
Lisle Corporation 60150 | Relay Pro 12V And 24V Relay Tester | Auto Tool World
AutoToolWorld.com
140
$98.99
LISLE Relay Test Jumper Kit II | Relay Test Jumper Kit2 | LIS-60610
FleetPride
$98.99
LISLE Relay Test Jumper Kit II | Relay Test Jumper Kit2 | LIS-60610
FleetPride
$16.99
ISINFLASH 9038A Relay Bypass Switch Kit With Amp Loop, Pack Of 6 Relay Tester Diagnostic Scan Switch Kit 9038A Replaces 9036A And 9037A
Amazon.com
2
$16.99
ISINFLASH 9038A Relay Bypass Switch Kit With Amp Loop, Pack Of 6 Relay Tester Diagnostic Scan Switch Kit 9038A Replaces 9036A And 9037A
Amazon.com
2
$171.36
ATD Tools 5614 - Relay Circuit Tester
ToolPan
$171.36
ATD Tools 5614 - Relay Circuit Tester
ToolPan
$288.00
Power Circuit Probe Kit Automotive Circuit Tester Oscilloscope Multimeter Relay Fuel Injector Finder Tool 9-30-Volt
Home Depot
Free shipping
$288.00
Power Circuit Probe Kit Automotive Circuit Tester Oscilloscope Multimeter Relay Fuel Injector Finder Tool 9-30-Volt
Home Depot
Free shipping
$192.74
Lisle 60660 - Deluxe Relay Test Set
ToolPan
$192.74
Lisle 60660 - Deluxe Relay Test Set
ToolPan
$22.95
Power Circuit Probe Tester,3.5-36V DC Circuit Tester Automotive,Test Light,Fuse & Voltage Tester,Automotive Short Circuit Breake Finder Electrical
Amazon.com
9
$22.95
Power Circuit Probe Tester,3.5-36V DC Circuit Tester Automotive,Test Light,Fuse & Voltage Tester,Automotive Short Circuit Breake Finder Electrical
Amazon.com
9
$195.16
Lisle 69300 - Master Relay And Fused Circuit Test Kit
ToolPan
$195.16
Lisle 69300 - Master Relay And Fused Circuit Test Kit
ToolPan
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance/
Amazon.com
143
Free shipping
$89.99
Autel Powerscan PS100 Automotive Circuit Tester 2.0, 12-24V Power Circuit Probe Tool, Auto Electrical Short Open Circuit Finder, AC/DC/Resistance/
Amazon.com
143
What is Relay? | Working & Types Explained #digitechdynamo
0:55
YouTubeDigiTech Dynamo
What is Relay? | Working & Types Explained #digitechdynamo
🔌 A Relay is an electromagnetic switch used to control high voltage/current circuits with a low power signal. ⚡ Working Principle: Works on electromagnetism. When current flows through the coil, it creates a magnetic field. This pulls the armature, switching the contacts ON/OFF. 📌 Types of Relays: Electromechanical Relay (Coil ...
845 views1 month ago
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YouTubeSparkofficial ⚡️
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58.3K views10 months ago
YouTubeATO Automation
Easily Read & Replace Relay Hacks🙂🙃 #shorts
0:33
Easily Read & Replace Relay Hacks🙂🙃 #shorts
7K views1 month ago
YouTubeMechanic Repair Team
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YouTubeOlympics
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Shop Relay Testing Tool

Sponsored
About our ads
$45.52
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
699
Free shipping
$45.52
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
699
$25.99
RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
22
$25.99
RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
22
$6.99
2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
Amazon.com
$6.99
2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
Amazon.com
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
60% off
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$77.09
Lisle 60150 Relay Pro 12V And 24V Relay Tester, Factory
Amazon.com
140
Free shipping
$77.09
Lisle 60150 Relay Pro 12V And 24V Relay Tester, Factory
Amazon.com
140
$19.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
25
$19.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
25
$153.99
Relay Buddy Electronic Specialties 191 Pro Test Kit
Amazon.com
314
Free shipping
$153.99
Relay Buddy Electronic Specialties 191 Pro Test Kit
Amazon.com
314
$74.47
Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
537
Free shipping
$74.47
Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
537
$15.59
ISINFLASH Fuel Pump Relay Bypass Master Kit, Relay Tester Diagnostic Scan Tool Bypass Switch Kit Replaces 9036 9037 9038 Pack Of 6
Amazon.com
10
$15.59
ISINFLASH Fuel Pump Relay Bypass Master Kit, Relay Tester Diagnostic Scan Tool Bypass Switch Kit Replaces 9036 9037 9038 Pack Of 6
Amazon.com
10
$16.99
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightIntheBox.com
$16.99
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightIntheBox.com
$162.11
Automotive Power Circuit Probe Tester 12 24-Volt Short Open Breaker Finder Diode Resistance Relay Multimeter Ohmmeter
Home Depot
Free shipping
$162.11
Automotive Power Circuit Probe Tester 12 24-Volt Short Open Breaker Finder Diode Resistance Relay Multimeter Ohmmeter
Home Depot
Free shipping
$12.99
Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightIntheBox.com
$12.99
Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightIntheBox.com
$231.99
Electronic Specialties Relay Buddy Pro Test Kit, ESI191
Advance Auto Parts
358
$231.99
Electronic Specialties Relay Buddy Pro Test Kit, ESI191
Advance Auto Parts
358
$67.38
ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
Amazon.com
2K+
Free shipping
$67.38
ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
Amazon.com
2K+
$52.90
$73.00
ATD Tools 5614 - RELAY Circuit Tester
Noshtuvki
Free shipping
27% off
$52.90
$73.00
ATD Tools 5614 - RELAY Circuit Tester
Noshtuvki
Free shipping
$225.61
LISLE 69300 Master Relay And Fused Circuit Test Kit
eBay
22
Free shipping
$225.61
LISLE 69300 Master Relay And Fused Circuit Test Kit
eBay
22
$96.51
110Pcs Automotive Circuit Test Leads Kit Multimeter Test Leads Kit Relay Tester Electric Tester Diagnostic Tool Automotive Back Probe Kit Wire Meter
Amazon.com
15
Free shipping
$96.51
110Pcs Automotive Circuit Test Leads Kit Multimeter Test Leads Kit Relay Tester Electric Tester Diagnostic Tool Automotive Back Probe Kit Wire Meter
Amazon.com
15