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$45.22
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
239
Free shipping
$45.22
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
239
$176.30
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
98
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Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
98
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Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
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Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
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RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
9
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RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
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9
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2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool,
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36
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2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool,
Amazon.com
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ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
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2K+
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ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
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2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Small Handheld DIY Car Relay Tester With Battery
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Small Handheld DIY Car Relay Tester With Battery
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ANCEL PB600 Power Circuit Probe Tester With Battery, Relay, Injector Test, 8-35V Automotive Electrical Circuit Tester, Multimeter/Oscilloscope
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ANCEL PB600 Power Circuit Probe Tester With Battery, Relay, Injector Test, 8-35V Automotive Electrical Circuit Tester, Multimeter/Oscilloscope
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Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
514
Free shipping
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Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
514
$19.99
$51.81
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
61% off
$19.99
$51.81
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
$21.21
2024 Newest Red Relay Tester 12V Universal Electronic Automotive Car Circuit Detector Battery Checker Auto Repair Tool
AliExpress
$21.21
2024 Newest Red Relay Tester 12V Universal Electronic Automotive Car Circuit Detector Battery Checker Auto Repair Tool
AliExpress
$15.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
47
$15.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
47
$142.64
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical
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Free shipping
$142.64
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical
Amazon.com
Free shipping
$6.73
$8.31
12V Automotive Relay Tester - Durable Automotive Diagnostic Tool With Battery Clamp For 4 And 5 Pin Relays
Temu US
2K+
19% off
$6.73
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12V Automotive Relay Tester - Durable Automotive Diagnostic Tool With Battery Clamp For 4 And 5 Pin Relays
Temu US
2K+
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12V 24V Car Relay Tester Electronic Automotive Relay Tester Auto Battery Checker Alternator Analyzer Diagnostic Tool Universal
AliExpress
1
$37.21
12V 24V Car Relay Tester Electronic Automotive Relay Tester Auto Battery Checker Alternator Analyzer Diagnostic Tool Universal
AliExpress
1
$17.99
$28.53
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightInTheBox
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LightInTheBox
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Auto Car Automotive Relay Tester For 12V 4Pin And 5 Pin With Battery Clips, Fuse Relay Tester,Relay Tester Automotive 3 4 5 Pin,Automotive
Temu US
480
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Temu US
480
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9038A Relay Tester Diagnostic Scan Tool Fuel Pump Relay Bypass Master
eBay
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9038A Relay Tester Diagnostic Scan Tool Fuel Pump Relay Bypass Master
eBay
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LED Indicator Light Car Battery Checker, Automotive Electronic Relay Tester, Car Relay Tester, Universal, 12V, Tools,Automotive Tools Mechanic,
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57
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57
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Automotive Relay Tester RT100 Compact Cordless Super 4Pin And 5Pin Relay Tester For 12 &24V Recognition Automatic Relay Tester
AliExpress
1
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Automotive Relay Tester RT100 Compact Cordless Super 4Pin And 5Pin Relay Tester For 12 &24V Recognition Automatic Relay Tester
AliExpress
1
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Aermotor 12-24V Car Relay Tester Electronic Automotive Relay Detector Auto Battery Checker Alternator Analyzer Diagnostic Tool
AliExpress
1
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Aermotor 12-24V Car Relay Tester Electronic Automotive Relay Detector Auto Battery Checker Alternator Analyzer Diagnostic Tool
AliExpress
1
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CARAMAX Automotive Power Circuit Probe Tester 12-24V Trailer Light Tester 40ft Cord Resistance&Duty Cycle Digital Multimeter Short&Open Finder
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13
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CARAMAX Automotive Power Circuit Probe Tester 12-24V Trailer Light Tester 40ft Cord Resistance&Duty Cycle Digital Multimeter Short&Open Finder
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13
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SMC PTE-50-CE Relay Tester
TEquipment
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SMC PTE-50-CE Relay Tester
TEquipment
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Universal 12V Car Relay Tester Electronic Automotive Relay Tester For Auto Battery Checker Alternator Analyzer Diagnostic Tool
AliExpress
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AliExpress
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Temu US
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Car Car Relay Tester Relay Analyzer Relay Detector 4/5 Pin Diagnostic Tool, Automotive Relay Tester,Relay Tester Automotive 3 4 5 Pin,Relay Tester
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Temu US
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SMC PTE-FCF - Relay Testing Equipment
TEquipment
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SMC PTE-FCF - Relay Testing Equipment
TEquipment
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110Pcs Automotive Circuit Test Leads Kit Multimeter Test Leads Kit Relay Tester Electric Tester Diagnostic Tool Automotive Back Probe Kit Wire Meter
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SMC UNO Relay Testing System
TEquipment
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SMC UNO Relay Testing System
TEquipment
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Universal Relay Detector LED Indicator Light 11-25V Car Relay Test Battery Checker 4/5 Foot Socket Analysis Diagnostic Tool
AliExpress
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Universal Relay Detector LED Indicator Light 11-25V Car Relay Test Battery Checker 4/5 Foot Socket Analysis Diagnostic Tool
AliExpress
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Professional 12V Automotive Relay Tester And Diagnostic Tool With, Relay Tester Automotive 3 4 5 Pin,Relay Tester Automotive 3 4 5 Pin Car Relay
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Professional 12V Automotive Relay Tester And Diagnostic Tool With, Relay Tester Automotive 3 4 5 Pin,Relay Tester Automotive 3 4 5 Pin Car Relay
Temu US
$12.89
$45.00
ANENG ANENG RT01 Automotive Relay Tester Digital Voltage Relay Detecter 4-Pin 5-Pin Relay Display 12V 24V Battery Diagnostic Tool
USA.Banggood
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ANENG ANENG RT01 Automotive Relay Tester Digital Voltage Relay Detecter 4-Pin 5-Pin Relay Display 12V 24V Battery Diagnostic Tool
USA.Banggood
$26.56
LED Indicator Light Car Battery Checker, Automotive Electronic Relay Tester, Car Relay Tester, Universal, 12V, Automotive Diagnostics, Relay
Temu US
28
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Temu US
28
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SMC Quasar - Smart Relay Tester
TEquipment
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SMC Quasar - Smart Relay Tester
TEquipment
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Automotive Battery Checker, LED Indicator Automotive Electronic Relay Tester, Automotive Relay Tester, Universal, For 12V 4-Pin And 5-Pin With
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5
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Automotive Battery Checker, LED Indicator Automotive Electronic Relay Tester, Automotive Relay Tester, Universal, For 12V 4-Pin And 5-Pin With
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5
How to Test Car Relays Using a Relay Tester!
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Shop relay testing tool

Sponsored
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$45.22
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
239
Free shipping
$45.22
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
239
$176.30
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
98
Free shipping
$176.30
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
98
$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
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RVMARINEPAT Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible With
Amazon.com
9
$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
9
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2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool,
Amazon.com
36
Free shipping
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2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool,
Amazon.com
36
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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+
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ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
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2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
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2 PCS Relay Tester, Electrical Disconnect Pliers, Automotive Relay Fmm Fuses Puller Tool, Automotive Relay Tester (Red)
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Small Handheld DIY Car Relay Tester With Battery
Amazon.com
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Small Handheld DIY Car Relay Tester With Battery
Amazon.com
36
$189.99
ANCEL PB600 Power Circuit Probe Tester With Battery, Relay, Injector Test, 8-35V Automotive Electrical Circuit Tester, Multimeter/Oscilloscope
Amazon.com
2K+
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ANCEL PB600 Power Circuit Probe Tester With Battery, Relay, Injector Test, 8-35V Automotive Electrical Circuit Tester, Multimeter/Oscilloscope
Amazon.com
2K+
$67.76
Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
514
Free shipping
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Electronic Specialties 190 Relay Buddy Automotive Relay Tester
Amazon.com
514
$19.99
$51.81
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
61% off
$19.99
$51.81
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
36
$21.21
2024 Newest Red Relay Tester 12V Universal Electronic Automotive Car Circuit Detector Battery Checker Auto Repair Tool
AliExpress
$21.21
2024 Newest Red Relay Tester 12V Universal Electronic Automotive Car Circuit Detector Battery Checker Auto Repair Tool
AliExpress
$15.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
47
$15.98
GODIAG Power Circuit Probe Tool, Auto Short Circuit Finder Relay Tester 6V-30V Component Activation Battery Tester Electrical Tool With LED Test
Amazon.com
47
$142.64
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical
Amazon.com
Free shipping
$142.64
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical
Amazon.com
Free shipping
$6.73
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12V Automotive Relay Tester - Durable Automotive Diagnostic Tool With Battery Clamp For 4 And 5 Pin Relays
Temu US
2K+
19% off
$6.73
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12V Automotive Relay Tester - Durable Automotive Diagnostic Tool With Battery Clamp For 4 And 5 Pin Relays
Temu US
2K+
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12V 24V Car Relay Tester Electronic Automotive Relay Tester Auto Battery Checker Alternator Analyzer Diagnostic Tool Universal
AliExpress
1
$37.21
12V 24V Car Relay Tester Electronic Automotive Relay Tester Auto Battery Checker Alternator Analyzer Diagnostic Tool Universal
AliExpress
1
$17.99
$28.53
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightInTheBox
36% off
$17.99
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Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightInTheBox
$5.53
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Auto Car Automotive Relay Tester For 12V 4Pin And 5 Pin With Battery Clips, Fuse Relay Tester,Relay Tester Automotive 3 4 5 Pin,Automotive
Temu US
480
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Auto Car Automotive Relay Tester For 12V 4Pin And 5 Pin With Battery Clips, Fuse Relay Tester,Relay Tester Automotive 3 4 5 Pin,Automotive
Temu US
480