Shop relay tester

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$59.47
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
118
Free shipping
$59.47
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
118
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12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
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12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
Amazon.com
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Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
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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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Amazon.com
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Automotive Relay Tester Tool For Summer, 12V Car Relay Tester, Automotive Relay Tester Tool 2024, Code Readers And Scan Tools, Diagnostic, Test And Me
Walmart
$21.99
Automotive Relay Tester Tool For Summer, 12V Car Relay Tester, Automotive Relay Tester Tool 2024, Code Readers And Scan Tools, Diagnostic, Test And Me
Walmart
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Relay Buddy 12/24 Volt
Amazon.com
397
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Amazon.com
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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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19
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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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OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical System
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13
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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, Read
Amazon.com
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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, Read
Amazon.com
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12V Electronic Relay Tester Car Battery Checker With Clips Auto Relay Diagnostic Tool
Walmart
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Walmart
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$88.95
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
106
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Amazon.com
106
$29.90
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Car Relay Tester
US AMERICA
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Car Relay Tester
US AMERICA
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
2
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
2
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
106
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
106
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
10
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
10
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
594
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
594
$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
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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
Amazon.com
15
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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
$173.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
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Summit Racing
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Auto Relay Tester For 12V - Durable Car Diagnostic Tool With Battery Clips, Fits 4-Pin & 5-Pin
AliExpress
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Auto Relay Tester For 12V - Durable Car Diagnostic Tool With Battery Clips, Fits 4-Pin & 5-Pin
AliExpress
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Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightInTheBox
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Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightInTheBox
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Car Relay Tester
tohittheroad.com
58% off
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Car Relay Tester
tohittheroad.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
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
Amazon.com
2K+
$16.99
RT-900 12V Car Battery Relay Tester - Accurate Voltage Checker With LED Indicator
Evalm
$16.99
RT-900 12V Car Battery Relay Tester - Accurate Voltage Checker With LED Indicator
Evalm
$62.99
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Electronic Specialties 193 Diagnostic RELAY Buddy 12/24 Pro Test Kit
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Automotive Relay Tester - Diagnostic Scan Tool - Indicator Tool With Clips For Equipment Inspection Diagnostics Automotive Circuit Troubleshooting Car
Walmart
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Automotive Relay Tester - Diagnostic Scan Tool - Indicator Tool With Clips For Equipment Inspection Diagnostics Automotive Circuit Troubleshooting Car
Walmart
Free shipping
$9.14
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Universal 12V Car Relay Tester Electronic Automotive Relay Tester For Auto Battery Checker
AliExpress
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Universal 12V Car Relay Tester Electronic Automotive Relay Tester For Auto Battery Checker
AliExpress
$63.62
Cal-Van Tools 75-1 | Relay Tester Unit Replacement Part | Auto Tool World
AutoToolWorld.com
$63.62
Cal-Van Tools 75-1 | Relay Tester Unit Replacement Part | Auto Tool World
AutoToolWorld.com
$173.48
Calvan 76 | Relay Circuit Diagnostic Tester, 12 Or 24 Volt | Auto Tool World
AutoToolWorld.com
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Calvan 76 | Relay Circuit Diagnostic Tester, 12 Or 24 Volt | Auto Tool World
AutoToolWorld.com
$209.99
ATD Tools Relay Circuit Tester
Auto Body Toolmart
$209.99
ATD Tools Relay Circuit Tester
Auto Body Toolmart
$77.69
ELECTRONIC SPECIALTIES Automotive Relay Tester, 190
Zoro.com
594
$77.69
ELECTRONIC SPECIALTIES Automotive Relay Tester, 190
Zoro.com
594
$84.89
Electronic Specialties Off-The-Car Relay Tester - El190
Penn Tool Co
$84.89
Electronic Specialties Off-The-Car Relay Tester - El190
Penn Tool Co
$147.24
Electronic Specialties Inc 191 | Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
359
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Electronic Specialties Inc 191 | Relay Buddy Pro Test Kit | Auto Tool World
AutoToolWorld.com
359
$29.99
Efficient Car Relay Tester 12V/24V - LED Screen, 4Pin/5Pin Compatibility, High Capacity Battery
Evalm
$29.99
Efficient Car Relay Tester 12V/24V - LED Screen, 4Pin/5Pin Compatibility, High Capacity Battery
Evalm
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Shop relay tester

Sponsored
About our ads
$88.95
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
106
Free shipping
$88.95
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
$29.90
$59.90
Car Relay Tester
US AMERICA
50% off
$29.90
$59.90
Car Relay Tester
US AMERICA
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
2
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
106
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
10
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
594
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
$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
$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
$173.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
1K+
Free shipping
$173.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
$6.30
$13.71
Auto Relay Tester For 12V - Durable Car Diagnostic Tool With Battery Clips, Fits 4-Pin & 5-Pin
AliExpress
54% off
$6.30
$13.71
Auto Relay Tester For 12V - Durable Car Diagnostic Tool With Battery Clips, Fits 4-Pin & 5-Pin
AliExpress
$12.99
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Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightInTheBox
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Auto Car Automotive Relay Tester For 12V 4 / 5 Pin With Battery Clips Car Electronic Relay Tester Battery Checker
LightInTheBox
$29.37
$69.95
Car Relay Tester
tohittheroad.com
58% off
$29.37
$69.95
Car Relay Tester
tohittheroad.com
$67.49
$89.99
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
25% off
$67.49
$89.99
ANCEL PB100 Automotive Power Circuit Probe Tester, 12 24V Electrical Short/Open Breaker Finder, AC DC Diode Resistance Relay Tester, Continuity Test
Amazon.com
$16.99
RT-900 12V Car Battery Relay Tester - Accurate Voltage Checker With LED Indicator
Evalm
$16.99
RT-900 12V Car Battery Relay Tester - Accurate Voltage Checker With LED Indicator
Evalm
$62.99
$86.93
Electronic Specialties 193 Diagnostic RELAY Buddy 12/24 Pro Test Kit
fashionbirthdmee
Free shipping
27% off
$62.99
$86.93
Electronic Specialties 193 Diagnostic RELAY Buddy 12/24 Pro Test Kit
fashionbirthdmee
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Automotive Relay Tester - Diagnostic Scan Tool - Indicator Tool With Clips For Equipment Inspection Diagnostics Automotive Circuit Troubleshooting Car
Walmart
Free shipping
$20.99
Automotive Relay Tester - Diagnostic Scan Tool - Indicator Tool With Clips For Equipment Inspection Diagnostics Automotive Circuit Troubleshooting Car
Walmart
$9.14
$17.74
Universal 12V Car Relay Tester Electronic Automotive Relay Tester For Auto Battery Checker
AliExpress
48% off
$9.14
$17.74
Universal 12V Car Relay Tester Electronic Automotive Relay Tester For Auto Battery Checker
AliExpress

Shop relay tester

Sponsored
About our ads
$59.47
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
118
Free shipping
$59.47
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
118
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
35
60% off
$18.99
$48.57
12V Automobile Relay Tester - Electronic Battery & Generator Diagnostic Tool, Universal Check Analyzer
LightInTheBox
35
$48.63
Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
Amazon.com
5
Free shipping
$48.63
Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
Amazon.com
5
$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
143
$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
143
$12.49
$18.62
9038 Relay Bypass Switch With Amp Loop Replace 9036 9037, 6Pcs Relay Tester, Fuel Pump Bypass Kit
Amazon.com
32% off
$12.49
$18.62
9038 Relay Bypass Switch With Amp Loop Replace 9036 9037, 6Pcs Relay Tester, Fuel Pump Bypass Kit
Amazon.com
$21.99
Automotive Relay Tester Tool For Summer, 12V Car Relay Tester, Automotive Relay Tester Tool 2024, Code Readers And Scan Tools, Diagnostic, Test And Me
Walmart
$21.99
Automotive Relay Tester Tool For Summer, 12V Car Relay Tester, Automotive Relay Tester Tool 2024, Code Readers And Scan Tools, Diagnostic, Test And Me
Walmart
$78.13
Relay Buddy 12/24 Volt
Amazon.com
397
Free shipping
$78.13
Relay Buddy 12/24 Volt
Amazon.com
397
$89.99
Autel Powerscan PS100 Power Circuit Probe Kit, 2025 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
19
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
19
$147.18
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical System
Amazon.com
13
Free shipping
$147.18
OEMTOOLS 27211 Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical System
Amazon.com
13
$89.99
2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
Amazon.com
Free shipping
$89.99
2025 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
Amazon.com
Free shipping
$21.20
12V Electronic Relay Tester Car Battery Checker With Clips Auto Relay Diagnostic Tool
Walmart
Free shipping
$21.20
12V Electronic Relay Tester Car Battery Checker With Clips Auto Relay Diagnostic Tool
Walmart
Free shipping
$88.95
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
106
Free shipping
$88.95
Cal-Van Tools Relay Circuit Diagnostic Tool 12-24
Amazon.com
106
$29.90
$59.90
Car Relay Tester
US AMERICA
50% off
$29.90
$59.90
Car Relay Tester
US AMERICA
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
2
$14.95
Test Light Automotive,DC 6-75V Digital LED Fuse & Voltage Tester,Circuit Tester Automotive With Digital Voltage Display,Relay Tester,Electric Test Pen
Amazon.com
2
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
106
$224.59
Cal-Van Tools Deluxe Relay Tester And Kit - Cv76
Penn Tool Co
106
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$940.54
Littelfuse Ground-Fault-Relay Tester (SE-100T)
Lighting Supply
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
10
$64.72
Electronic Specialties Relay Buddy Relay Tester For 12V And 24V Relays (ESI-192)
JBTools
10
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
594
$79.49
Electronic Specialties 190 Relay Tester 12 V Go/No Go, 4/5 Pin Selectable, Led Pass/Fail Indicator
FinditParts
594