- Jsorum Automotive Circuit Tester
- Performance Tool Compact Cordless Automotive Relay Tester
- Ssnnuu Heavy Duty Automotive Test Light with Digital LED Relay Tester
- Lisle 69300 Master Relay Test Jump Set
- Lisle Relay Pro 12V and 24V Relay Tester
- Lisle Relay Test Jumper, Yellow
- Electronic Specialties Relay Buddy Pro Kit
- Oemtools Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical System Maintenance
- Lisle Relay Test Jumper
- Electronic Specialties Relay Buddy Automotive Relay Tester
- Buyer’s Guide
- Summary
- Frequently Asked Questions
- FAQ
- What is the best automotive relay tester for testing 12-volt relays?
- How can I test different types of automotive relays effectively?
- Which automotive circuit tester is suitable for detecting power, ground, short circuits, and broken wires in vehicle circuits?
- What are some versatile tools for easily connecting to multimeters when testing relays?
- Which relay tester does not require specific tester footprints or adapters when testing most 12-24 volt DC automotive relays?
Having reliable relays is crucial. Whether you’re a professional mechanic or an avid DIYer, the right testing relay can make all the difference in diagnosing and troubleshooting vehicle issues. From precise voltage measurements to durable construction, these top automotive testing relays offer accuracy and dependability. We’ve scoured the market to bring you a roundup of the best options available.
In this comprehensive review, we’ll delve into each product’s key features, performance, and value for money. Whether you’re looking for advanced functionality or user-friendly design, our top picks cover a range of needs and budgets. Scroll down to find in-depth reviews of our top selections that will help you make an informed decision on which automotive testing relay is best suited for your specific requirements.
Jsorum Automotive Circuit Tester
The Jsorum Automotive Circuit Tester stands out as a reliable and efficient tool. This tester is designed for 3-24V DC systems, making it suitable for a wide range of vehicles.
Equipped with pure copper clamps and an insulation protection cover, this circuit tester ensures both safety and durability during use. The pure copper clamps provide excellent conductivity, while the insulation protection cover adds an extra layer of safety when working with electrical circuits.
One of the standout features of the Jsorum Automotive Circuit Tester is its ability to detect power, ground, and find short and broken wires in vehicle circuits. This functionality allows users to quickly identify issues within the electrical system of a vehicle, saving time and effort during diagnostic procedures.
The versatility of this circuit tester makes it an essential tool for automotive technicians or DIY enthusiasts who frequently work on vehicle electrical systems. Whether it’s troubleshooting faulty wiring or verifying proper connections, this tester provides accurate results that aid in resolving electrical issues efficiently.
In addition to its functionality, the Jsorum Automotive Circuit Tester offers ease of use with clear indicator lights and intuitive controls. Its user-friendly design ensures that individuals at various skill levels can effectively utilize this tool without extensive training or experience.
| Label/Spec | Feature |
|---|---|
| Brand | Jsorum |
| Model | Automotive Circuit Tester |
| Material | High quality ABS body |
| Waterproof Rating | IP66 |
| Voltage Range | 3-24V DC system |
| Clamps | Pure copper |
| Insulation Protection Cover | Yes |
| Spring Wire | High quality PU, greater flexibility |
| Two-way Voltage Tester | Yes, with LED for polarity indication |
| Detects | Power, ground, short and broken wires in vehicle circuits |
| Probe Material | Sharp ultra-hard steel |
| Measuring Area | Large for piercing wires |
| Item Weight | 4.6 ounces |
| Product Dimensions | 7.48 x 0.79 x 0.79 inches |
| Manufacturer Part Number | qp2020 |
| Power Source | N/A |
| Style | N/A |
| Color | N/A |
Performance Tool Compact Cordless Automotive Relay Tester

The Performance Tool Compact Cordless Automotive Relay Tester stands out as a reliable and efficient tool. This compact cordless tester is designed to provide quick and accurate assessments of relay conditions, offering a good/bad indication through its LED lights.
The most notable feature of this automotive relay tester is its ability to swiftly test relay condition outside of the vehicle. This makes it an incredibly convenient tool for mechanics and car enthusiasts who need to diagnose potential issues with their relays without having to dismantle intricate components within the vehicle.
Equipped with LED lights, this tester offers a clear visual indication of whether the relay being tested is in good or bad condition. The simplicity and effectiveness of this method make it easy for users at various skill levels to interpret results accurately.
Furthermore, its cordless design enhances portability and allows for ease of use in various locations within a workshop or garage. Its compact size also means that it can be conveniently stored when not in use, adding practicality to its overall functionality.
The Performance Tool Compact Cordless Automotive Relay Tester’s user-friendly design ensures that even those unfamiliar with automotive diagnostics can utilize it effectively. By providing clear feedback through LED lights, users can quickly determine if a particular relay needs replacement or further attention.
| Label/Spec | Feature |
|---|---|
| Item Weight | 9.9 ounces |
| Product Dimensions | 9.37 x 5.83 x 1.14 inches |
| Manufacturer Part Number | N/A |
| Designed for | Testing the condition of 12-volt 4 and 5 pin relays |
| Self-contained | Yes |
| Battery Required | 4 AA batteries (included) |
| Tests relay condition out of the vehicle | Yes |
| Suitable for testing common relays | Yes |
| Full self-contained | Yes |
| Good/Bad indication | Green LED pass, red LED fail |
| Accurately checks relay coil | Yes |
| Compact design | Yes |
| Additional accessories needed | No |
| Test leads included | No |
| Relay configuration testing | Yes |
| Manufacturer | N/A |
| Country of Origin | China |
Ssnnuu Heavy Duty Automotive Test Light with Digital LED Relay Tester and electrical circuit.

The Ssnnuu Heavy Duty Automotive Test Light with Digital LED Relay Tester stands out for its exceptional features and versatility. This test light offers a voltage range of 3-70V, making it suitable for a wide variety of testing needs in different vehicle models and wiring systems.
The LED digital display is one of the standout features of this relay tester. It provides accurate readings with a ±1-3 accuracy level, ensuring that users can trust the results when diagnosing electrical issues in vehicles. Whether you are working on low-voltage circuits or higher voltage systems, this tester’s digital display makes it easy to obtain precise readings.
This multi-functional tool is designed to cater to various vehicle models and 3-70V DC wiring and circuits. Its versatility allows automotive technicians and enthusiasts to use it across different vehicles without needing multiple tools for specific applications. The convenience of having a single tool that can handle diverse testing requirements adds significant value to this relay tester.
With its ability to handle voltages ranging from 3-70V, this test light caters to an extensive array of testing scenarios encountered in automotive diagnostics. Whether you are checking low-voltage components or dealing with higher voltage systems, this tester provides reliable performance across the board.
| label/spec | feature |
|---|---|
| Material | ABS plastic insulation, premium metal probe, imported chip design |
| Voltage range | 3-70V, suitable for DC 6/12/24/48/60/70V systems |
| LED digital display | Yes |
| Accuracy | ±1-3 |
| Spring wire length | 110-inch with protective sleeve |
| Multi-functional use | Yes |
| Power source | Corded Electric |
| Style | Fuse tester |
| Color | Black/Red |
| Item Weight | 4.94 ounces |
| Item Dimensions LxWxH | 10.83 x 4.13 x 1.57 inches |
Lisle 69300 Master Relay Test Jump Set

The Lisle 69300 Master Relay Test Jump Set stands out as a comprehensive and versatile tool for mechanics and car enthusiasts. This set includes 8 jumpers designed to fit most popular relays, allowing users to efficiently test various relay configurations. The terminal leads come with a switch, fuse, and power options that provide easy access to check current or voltage on many fuses and relays.
The inclusion of multiple jumpers in the set ensures that it caters to a wide range of relay types found in different vehicles. With these jumpers, users can quickly connect the test set to different relays without needing separate tools or adapters. This convenience saves time during diagnostic procedures and contributes to an efficient workflow.
Moreover, the terminal leads equipped with switch, fuse, and power options make it effortless for users to perform tests on both current and voltage levels of fuses and relays. This feature adds versatility by enabling comprehensive testing capabilities within one toolset.
One notable advantage of the Lisle 69300 Master Relay Test Jump Set is its ability to test relay configurations not covered by eight relay test jumpers included in the set. This flexibility allows mechanics and technicians to address diverse scenarios encountered during automotive diagnostics effectively.
This master relay test jump set is designed with durability in mind. Its robust construction ensures longevity even when used frequently in demanding automotive environments.
| Label/Spec | Feature |
|---|---|
| Power Source | Hand Powered |
| Measurement Type | Multimeter |
| Color | Factory |
| Item Weight | 3.1 Pounds |
| Item Dimensions LxWxH | 4 x 2.3 x 1.5 inches |
| Manufacturer | Lisle |
| Country of Origin | China |
Lisle Relay Pro 12V and 24V Relay Tester.

If you’re in need of a reliable and efficient way to test most 12 and 24 volt DC automotive relays, the Lisle Relay Pro 12V and 24V Relay Tester is an exceptional choice. This tester automatically determines how the relay coil and contacts are configured, making it incredibly user-friendly.
One of its standout features is that it does not require batteries; instead, it utilizes your car or truck battery for power. This eliminates the hassle of regularly replacing batteries, ensuring that you can carry out testing without interruptions.
The Lisle Relay Pro’s ability to test most 12 and 24-volt DC automotive relays makes it a versatile tool for both professional mechanics and DIY enthusiasts. Its automatic determination of relay coil configurations simplifies the testing process, saving time while providing accurate results.
When using this tester, there’s no need to worry about finding compatible batteries or dealing with frequent replacements. By utilizing your vehicle’s battery as a power source, the Lisle Relay Pro offers convenience without compromising on performance.
| label/spec | feature |
|---|---|
| Manufacturer | Lisle |
| Brand | Lisle |
| Model | Relay Pro 12V and 24V Relay Tester |
| Item Weight | 7.8 ounces |
| Product Dimensions | 5.5 x 3.3 x 2.3 inches |
| Country of Origin | China |
| Item model number | 60150 |
| Exterior | Machined |
| Manufacturer Part Number | 60150 |
| Special Features | No batteries needed, uses car or truck battery |
| Tests 12-volt relays | Yes |
| Tests 24-volt relays | Yes |
| Automatically determines relay config | Yes |
| Warranty | N/A |
Lisle Relay Test Jumper, Yellow

The Lisle Relay Test Jumper in Yellow offers a convenient and efficient solution. This set of four relay test jumpers eliminates the need to pierce wires or connect multiple jumper wires, making relay testing a hassle-free process.
The Lisle Relay Test Jumper is designed as a replacement part for the Lisle tool-56810. It allows users to easily and securely test relays without causing damage to wire strands or creating unnecessary complexity during the testing process.
With these yellow relay test jumpers, automotive technicians can seamlessly perform diagnostic tests on relays without having to resort to time-consuming methods that require piercing wires or using multiple jumper wires. The simplicity and effectiveness of this product make it an essential tool for any automotive professional looking to streamline their testing procedures.
In addition to its practicality, the yellow color of these relay test jumpers enhances visibility in low-light conditions, ensuring that users can easily identify and work with them even in dimly lit environments. This feature adds an extra layer of convenience when conducting tests on vehicle relays under varying lighting conditions.
The durable construction of the Lisle Relay Test Jumper ensures longevity and reliability during repeated use. Its robust design provides peace of mind knowing that it can withstand frequent handling without compromising its functionality.
Automotive professionals who prioritize efficiency and precision will find the Lisle Relay Test Jumper in Yellow indispensable for their diagnostic needs.
| Label/Spec | Feature |
|---|---|
| Manufacturer | Lisle |
| Brand | Lisle |
| Model | 60630 |
| Item Weight | 1 pounds |
| Product Dimensions | 6 x 8 x 3 inches |
| Item model number | 60630 |
| Manufacturer Part Number | 60630 |
| Country of Origin | China |
| Set of relay test jumpers | Yes |
| Makes testing relays or live circuits | Yes |
| Quick and easy testing | Yes |
| No need to pierce wires | Yes |
| Replacement part for Lisle tool- 56810 | Yes |
| Made to withstand tough jobs | Yes |
| Crafted with high-quality materials | Yes |
| Proven and tested for durability | Yes |
Electronic Specialties Relay Buddy Pro Kit

The Electronic Specialties Relay Buddy Pro Kit is a quick go/no-go tester designed for common automotive relays. This versatile tool comes with included adapters, allowing users to test various relay types.
The reliability and efficiency of the process are crucial. The Relay Buddy Pro Kit excels in this aspect by offering a quick and straightforward testing mechanism. Upon conducting a test cycle, if the relay fails, the red LED lights up, indicating an unsuccessful test. Conversely, if the relay is in good condition, the green light illuminates.
One notable feature of this kit is its versatility. With included adapters for different relay types, users can easily test a wide range of relays commonly found in automotive systems. This adaptability ensures that users can rely on this tool for various vehicles and applications without needing multiple testers or adapters.
For mechanics and automotive enthusiasts alike, having a reliable way to quickly determine whether a relay is functioning properly is invaluable. The simplicity and effectiveness of the Relay Buddy Pro Kit make it an essential addition to any toolkit focused on diagnosing automotive electrical issues.
| label/spec | feature |
|---|---|
| Item Weight | 2.38 pounds |
| Product Dimensions | 12.05 x 9.21 x 3.15 inches |
| Manufacturer Part Number | N/A |
| Country of Origin | China |
| Quick Test for Automotive Relays | Yes |
| Tests Different Relay Types | Yes |
| Included Adapters | 5 new relay adapters |
| Portable Design | Yes |
| Power Source | Vehicle’s 12 volts battery for power |
Oemtools Relay Circuit Tester Automotive Relay Tester, Relay Bypass Switch Kit 24V/12V Relay Tester Automotive Kit For Vehicle Electrical System Maintenance

The Oemtools Relay Circuit Tester is a near-universal relay tester kit that comes with a convenient carrying case. This automotive relay tester and relay bypass switch kit is designed to streamline vehicle electrical system maintenance, making it an essential tool for both professional mechanics and DIY enthusiasts.
This comprehensive kit significantly reduces the time spent on diagnosing relay-related issues by up to 75%. It offers the capability to test an entire circuit from the battery to the component, providing users with a complete overview of their vehicle’s electrical system health. The inclusion of both 24V and 12V compatibility ensures versatility across various vehicle types and models.
The standout feature of this product is its switch mechanism, which allows for seamless testing and bypassing of relays during diagnostics. This functionality simplifies troubleshooting processes by enabling quick identification of faulty relays without requiring complex disassembly or invasive procedures.
The compact carrying case enhances portability, ensuring that users can conveniently carry the kit wherever they go. Whether working in a garage or out in the field, this portable design facilitates efficient usage without compromising on functionality.
In addition to its user-friendly nature, this automotive relay tester boasts durable construction that can withstand rigorous use in diverse work environments. Its robust build quality instills confidence in users regarding long-term reliability and performance consistency.
| label/spec | feature |
|---|---|
| Manufacturer | Jsorum |
| Brand | Jsorum |
| Model | Automotive Circuit Tester |
| Item Weight | 4.6 ounces |
| Product Dimensions | 7.48 x 0.79 x 0.79 inches |
| Manufacturer Part Number | qp2020 |
| Power Source | Battery Powered |
| Style | Industrial |
| Color | Multi |
| Min. Operating Voltage | 12 Volts |
| Specification Met | Oemtools |
| Measurement Type | Multimeter |
| Maximum Operating Voltage | 24 Volts |
| Warranty Description | OEMTOOLS Limited Lifetime |
| Near-Universal Relay Tester Kit | Yes |
| Comes with 6 popular auto relays and one universal relay tester lead | Yes |
| Easy operation | Yes |
| Total electrical troubleshooting | Yes |
| Efficient and effective | Yes |
| Convenient carrying case | Yes |
| Can test an entire circuit from the battery to the component | Yes |
| Cuts relay related diagnosis time by 75% | Yes |
Lisle Relay Test Jumper

The Lisle Relay Test Jumper stands out as a reliable and durable tool. Crafted with high-quality materials and world-class craftsmanship, this test jumper is designed to withstand tough jobs in real-world conditions.
The Lisle Relay Test Jumper has been proven and tested for its durability and function, making it an indispensable tool for automotive professionals. Its yellow color makes it easy to locate in a toolbox or work environment.
This test jumper offers ease of use when diagnosing relay issues in vehicles. With its robust construction, it provides a secure connection when testing relays, ensuring accurate results every time. The design allows for quick and efficient testing without the need for elaborate setups or complicated procedures.
Automotive technicians appreciate the reliability of the Lisle Relay Test Jumper during diagnostic procedures. Its ability to handle rigorous usage without compromising performance makes it an essential addition to any professional’s toolkit.
| Label/Spec | Feature |
|---|---|
| Manufacturer | Lisle |
| Brand | Lisle |
| Model | 60630 |
| Item Weight | 1 pounds |
| Product Dimensions | 6 x 8 x 3 inches |
| Item model number | 60630 |
| Manufacturer Part Number | 60630 |
| Made to withstand tough jobs | Yes |
| Crafted with high-quality materials and world-class craftsmanship | Yes |
| Proven and tested for durability and function in real-world conditions | Yes |
Electronic Specialties Relay Buddy Automotive Relay Tester

The Electronic Specialties Relay Buddy Automotive Relay Tester is a quick off-the-car relay tester that simplifies the process of testing automotive relays. It offers an automatic test with clear good/bad indication, making it easy for users to identify faulty relays without any guesswork.
This innovative tool utilizes the vehicle’s 12-volt battery for power, eliminating the need for additional batteries or power sources. This feature enhances its portability and convenience, allowing users to perform tests directly on the vehicle without hassle.
The relay tester is designed to efficiently diagnose various types of relays commonly found in vehicles, including fuel pump relays. Its compatibility with different relay types makes it a versatile and valuable tool for automotive technicians and DIY enthusiasts alike.
One of its standout features is its ability to provide quick and accurate results, saving time during diagnostic procedures. The clear good/bad indication ensures that users can swiftly determine the status of the relay being tested, streamlining troubleshooting processes effectively.
Furthermore, this automotive relay tester offers ease of use with its intuitive interface and straightforward operation. Its user-friendly design makes it suitable for individuals with varying levels of technical expertise, from seasoned professionals to beginners in automotive diagnostics.
| label/spec | feature |
|---|---|
| Brand | Electronic Specialties |
| Manufacturer | Electronic Specialties |
| Model | 190 |
| Item Weight | 8 ounces |
| Product Dimensions | 7 x 5 x 3 inches |
| Voltage | 12 Volts |
| Quick off-the-car relay tester | Yes |
| Automatic test with good/bad indication | Yes |
| Settable to 4 and 5 pin relay | Yes |
| Switch contact are loaded to detect excessive resistance | Yes |
| Uses vehicle’s 12 Volt battery for power | Yes |
| Tests Bosch style relay | Yes |
| Tests Micro relay | Yes |
| Tests 280 relay | Yes |
| Adapter sets available for expanded test coverage | Yes |
Buyer’s Guide
Having the right tools can make all the difference in diagnosing and troubleshooting electrical issues in a vehicle. These versatile devices offer several key benefits that can aid both professional mechanics and DIY enthusiasts alike.
One of the primary advantages of using automotive testing relays is their ability to quickly and accurately identify faulty or malfunctioning relays within a vehicle’s electrical system. By utilizing these testers, users can efficiently pinpoint issues, saving time and effort in the diagnostic process.
Furthermore, different relay testers offer varying levels of efficiency and versatility. For example, some testers are designed for specific voltage systems such as 12V or 24V, catering to a wide range of vehicles with diverse electrical configurations. This flexibility ensures that users can find a tester that aligns with their specific needs and requirements.
Certain relay testers come equipped with digital LED displays or other advanced features that provide enhanced visibility during testing procedures. These additional functionalities contribute to improved accuracy and ease of use when identifying problematic relays within an automotive electrical system.
It is essential for readers to consider their individual needs when choosing an automotive relay tester. Factors such as the types of vehicles they work on most frequently, the complexity of electrical issues encountered, and preferred features should all be taken into account when making a selection. By evaluating these aspects carefully, individuals can choose a tester that best suits their unique circumstances.
Summary
You’ve just taken a deep dive into the world of automotive relay testers, exploring a range of products designed to make your vehicle electrical system maintenance a breeze. From the Jsorum Automotive Circuit Tester to the Electronic Specialties Relay Buddy Automotive Relay Tester, you’ve seen the variety available in the market. Now armed with this knowledge, it’s time to pick the one that suits your needs best. Whether you’re a professional mechanic or a DIY enthusiast, investing in a reliable automotive relay tester can save you time, money, and frustration down the road. So, go ahead and choose the tool that will keep your vehicle’s electrical system running smoothly.
Frequently Asked Questions
FAQ
What is the best automotive relay tester with switch mechanism for testing 12-volt relays?
The Performance Tool Compact Cordless Automotive Relay Tester is a top choice. It’s designed to quickly test the condition of 12-volt 4 and 5 pin relays, providing good/bad indication with LED lights. Its compact design and ease of use make it an excellent option.
How can I test different types of automotive relays effectively?
Consider using the Electronic Specialties Relay Buddy Pro Kit, which includes a variety of new relay adapters for testing different relay types. This kit provides quick go/no-go testing for the most common automotive relays and offers reliable results.
Which automotive circuit tester is suitable for detecting power, ground, short circuits, and broken wires in vehicle circuits?
The Jsorum Automotive Circuit Tester is ideal for this purpose. With its two-way voltage tester featuring light-emitting diodes for polarity indication, it can detect power, ground, short circuits, and broken wires in vehicle circuits efficiently.
What are some versatile tools for easily connecting to multimeters when testing relays?
The Lisle 69300 Master Relay Test Jump Set includes a Test Lead Kit that allows you to easily and securely connect Relay Test Jumpers to a multimeter. This makes it convenient to check current or voltage on many fuses and relays.