Shop Relay Testing Kit

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$21.41
$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
17% off
$21.41
$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
$124.00
$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
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15% off
$124.00
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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
Amazon.com
13
$89.99
2026 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
Amazon.com
47
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$89.99
2026 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
Amazon.com
47
$189.99
$199.99
Lisle 69300 Master Relay & Fused Circuit Test Kit
eBay
21
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$189.99
$199.99
Lisle 69300 Master Relay & Fused Circuit Test Kit
eBay
21
$47.34
$59.99
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
41
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21% off
$47.34
$59.99
Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
Amazon.com
41
$49.63
Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
Amazon.com
42
Free shipping
$49.63
Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
Amazon.com
42
$16.99
6Pcs Relay Tester Bypass Kit W/Amp Loop 9038A Relay Tester Diagnostic
eBay
Free shipping
$16.99
6Pcs Relay Tester Bypass Kit W/Amp Loop 9038A Relay Tester Diagnostic
eBay
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Car Relay Tester Indicator Light Automotive Electronic Relay Tester
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Car Relay Tester Indicator Light Automotive Electronic Relay Tester
eBay
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Autel Powerscan PS100 Power Circuit Probe Kit, 2026 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, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
Amazon.com
Free shipping
$15.99
Automotive Electronic Relay Car Relay Tester Universal 12 V Led
eBay
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Automotive Electronic Relay Car Relay Tester Universal 12 V Led
eBay
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W/Amp Loop9038a Relay Tester Diagnostic Scan Tool Fuel Pump Relay
eBay
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W/Amp Loop9038a Relay Tester Diagnostic Scan Tool Fuel Pump Relay
eBay
Free shipping
$13.55
Car Relay Tester 12V Electronic Automotive Relay Tester Easy To Operate Diagnostic Tool Universal For Auto Battery
ibspot
$13.55
Car Relay Tester 12V Electronic Automotive Relay Tester Easy To Operate Diagnostic Tool Universal For Auto Battery
ibspot
$226.99
ELECTRONIC SPECIALTIES INC 12 V / 24V Diagnostic Relay Buddy Pro Test Kit | 12/24V Diagnostic Relay Buddy Pro Test K | ESI-193
FleetPride
365
$226.99
ELECTRONIC SPECIALTIES INC 12 V / 24V Diagnostic Relay Buddy Pro Test Kit | 12/24V Diagnostic Relay Buddy Pro Test K | ESI-193
FleetPride
365
$229.00
Automotive Relay Tester Tool, Relay Buddy Pro Test Kit, Diagnostic Vehicle Tools
eBay
Free shipping
$229.00
Automotive Relay Tester Tool, Relay Buddy Pro Test Kit, Diagnostic Vehicle Tools
eBay
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$44.95
Relay Bypass Switch Kit 9038 Relay Tester Kit Diagnostic Tester Scan Tool & Fuel
eBay
Free shipping
$44.95
Relay Bypass Switch Kit 9038 Relay Tester Kit Diagnostic Tester Scan Tool & Fuel
eBay
Free shipping
$16.99
$26.75
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightInTheBox
36% off
$16.99
$26.75
Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
LightInTheBox
$13,054.00
SMC PTE-50-CE Relay Tester
TEquipment
$13,054.00
SMC PTE-50-CE Relay Tester
TEquipment
$219.99
ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
FleetPride
353
$219.99
ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
FleetPride
353
$152.83
Electronic Specialties Diagnostic Relay Buddy Pro Relay Test Kit 12/24V (ES-193)
JBTools
365
$152.83
Electronic Specialties Diagnostic Relay Buddy Pro Relay Test Kit 12/24V (ES-193)
JBTools
365
$219.00
RELAY BUDDY PRO TEST KIT - Automotive Diagnostic Testing Tool - 12 Volt, 24 Volt
eBay
12
Free shipping
$219.00
RELAY BUDDY PRO TEST KIT - Automotive Diagnostic Testing Tool - 12 Volt, 24 Volt
eBay
12
$22,814.00
SMC UNO Relay Testing System
TEquipment
$22,814.00
SMC UNO Relay Testing System
TEquipment
$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
$48,599.00
SMC Quasar - Smart Relay Tester
TEquipment
$48,599.00
SMC Quasar - Smart Relay Tester
TEquipment
$286.99
LISLE Master Relay And Fused Circuit Test Kit | Master Relay Circuit Test Kit | LIS-69300
FleetPride
1K+
$286.99
LISLE Master Relay And Fused Circuit Test Kit | Master Relay Circuit Test Kit | LIS-69300
FleetPride
1K+
$236.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
1K+
Free shipping
$236.99
Lisle 69300: Lisle Master Relay And Fuse Circuit Test Kits
Summit Racing
1K+
$18.99
$27.81
Automotive Relay Tester Diagnostic Instrument 12V24V Universal Four Foot Five Foot Analysis Tester Automotive Repair Automotive Relay Tester/Automotiv
LightInTheBox
31% off
$18.99
$27.81
Automotive Relay Tester Diagnostic Instrument 12V24V Universal Four Foot Five Foot Analysis Tester Automotive Repair Automotive Relay Tester/Automotiv
LightInTheBox
$279.99
Lisle Master Relay And Fused Circuit Test Kit - 69300
Auto Body Toolmart
$279.99
Lisle Master Relay And Fused Circuit Test Kit - 69300
Auto Body Toolmart
$264.95
Lisle Master Relay And Fused Circuit Test Kit W/ Case (69300) BRAND NEW
eBay
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Lisle Master Relay And Fused Circuit Test Kit W/ Case (69300) BRAND NEW
eBay
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$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
$21.59
$23.99
9038A Relay Bypass Switch With Amp Loop Relay Tester Diagnostic Scan
eBay
10% off
$21.59
$23.99
9038A Relay Bypass Switch With Amp Loop Relay Tester Diagnostic Scan
eBay
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    Shop Relay Testing Kit

    Sponsored
    About our ads
    $21.41
    $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
    17% off
    $21.41
    $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
    $124.00
    $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
    15% off
    $124.00
    $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
    2026 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
    Amazon.com
    47
    Free shipping
    $89.99
    2026 Autel Powerscan PS100 Power Circuit Probe Kit, 12V 24V Automotive Electrical Wire Tracer Circuit Relay Tester, Open Breaker Short Find Tool, Read
    Amazon.com
    47
    $189.99
    $199.99
    Lisle 69300 Master Relay & Fused Circuit Test Kit
    eBay
    21
    Free shipping
    $189.99
    $199.99
    Lisle 69300 Master Relay & Fused Circuit Test Kit
    eBay
    21
    $47.34
    $59.99
    Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
    Amazon.com
    41
    Free shipping
    21% off
    $47.34
    $59.99
    Performance Tool 3009 Compact Cordless Automotive Relay Tester For 12 Volt 4 And 5 Pin Relays And More
    Amazon.com
    41
    $49.63
    Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
    Amazon.com
    42
    Free shipping
    $49.63
    Sound Troubleshooting Automotive Relay Tester With Relay Puller - 12V Auto Relay Diagnostic Tool, Car Relay Tester With Battery Clips, Relay Testing
    Amazon.com
    42
    $16.99
    6Pcs Relay Tester Bypass Kit W/Amp Loop 9038A Relay Tester Diagnostic
    eBay
    Free shipping
    $16.99
    6Pcs Relay Tester Bypass Kit W/Amp Loop 9038A Relay Tester Diagnostic
    eBay
    Free shipping
    $37.99
    Car Relay Tester Indicator Light Automotive Electronic Relay Tester
    eBay
    Free shipping
    $37.99
    Car Relay Tester Indicator Light Automotive Electronic Relay Tester
    eBay
    Free shipping
    $89.99
    Autel Powerscan PS100 Power Circuit Probe Kit, 2026 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, 2026 Advanced Electrical Wire Tracer Circuit Relay Tester, Breaker Short Finder Tool, Activate
    Amazon.com
    Free shipping
    $15.99
    Automotive Electronic Relay Car Relay Tester Universal 12 V Led
    eBay
    Free shipping
    $15.99
    Automotive Electronic Relay Car Relay Tester Universal 12 V Led
    eBay
    Free shipping
    $18.99
    W/Amp Loop9038a Relay Tester Diagnostic Scan Tool Fuel Pump Relay
    eBay
    Free shipping
    $18.99
    W/Amp Loop9038a Relay Tester Diagnostic Scan Tool Fuel Pump Relay
    eBay
    Free shipping
    $13.55
    Car Relay Tester 12V Electronic Automotive Relay Tester Easy To Operate Diagnostic Tool Universal For Auto Battery
    ibspot
    $13.55
    Car Relay Tester 12V Electronic Automotive Relay Tester Easy To Operate Diagnostic Tool Universal For Auto Battery
    ibspot
    $226.99
    ELECTRONIC SPECIALTIES INC 12 V / 24V Diagnostic Relay Buddy Pro Test Kit | 12/24V Diagnostic Relay Buddy Pro Test K | ESI-193
    FleetPride
    365
    $226.99
    ELECTRONIC SPECIALTIES INC 12 V / 24V Diagnostic Relay Buddy Pro Test Kit | 12/24V Diagnostic Relay Buddy Pro Test K | ESI-193
    FleetPride
    365
    $229.00
    Automotive Relay Tester Tool, Relay Buddy Pro Test Kit, Diagnostic Vehicle Tools
    eBay
    Free shipping
    $229.00
    Automotive Relay Tester Tool, Relay Buddy Pro Test Kit, Diagnostic Vehicle Tools
    eBay
    Free shipping
    $44.95
    Relay Bypass Switch Kit 9038 Relay Tester Kit Diagnostic Tester Scan Tool & Fuel
    eBay
    Free shipping
    $44.95
    Relay Bypass Switch Kit 9038 Relay Tester Kit Diagnostic Tester Scan Tool & Fuel
    eBay
    Free shipping
    $16.99
    $26.75
    Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
    LightInTheBox
    36% off
    $16.99
    $26.75
    Universal 12V/24V Automotive Relay Tester Automotive Relay Short Circuit Tester Auto Battery Checker Electronic Relay Tester
    LightInTheBox
    $13,054.00
    SMC PTE-50-CE Relay Tester
    TEquipment
    $13,054.00
    SMC PTE-50-CE Relay Tester
    TEquipment
    $219.99
    ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
    FleetPride
    353
    $219.99
    ELECTRONIC SPECIALTIES INC Relay Buddy Pro Test Kit | ESI-191
    FleetPride
    353