Top Relay Tester Reviews

CMTOOL Power Circuit Probe Kit 9-30V Automotive Circuit Tester, Test Light Automotive Relay Tester Kit, Car Electrical Tester Digital Voltage Tester Continuity Tester Tool with 6m/20ft Extension Cable

• ...5V Power Supply, Fuel Injector Test, Positive/Negative Test, Setting, Online Update.【Test Applications】Continuity Test, Signal Circuit Test, Activate Components in You Hand/Vehicle/W/Ground, Check for Bad Ground Contacts, Follow&Locate Short Circuits, Trailer Lights and Connection Test..
• 2.【Power Circuit Probe Tester with Fast Intelligent Test】Automotive circuit tester can automatically identify the voltage value, resistance value, and positive and negative polarity of the detected circuit (red light is positive, green light is negative)..
• 3.【Automotive Circuit Tester with Digital Multimeter Mode】Automotive circuit tester contains the common parameters of multimeters, and can quickly test the DC voltage, resistance, and diode in the circuit system, current, and frequency, bringing a lot of convenience to users..
• 4.【Electrical Tester with Oscilloscope Function】Circuit probe tester with 6M extension test lead, can display the parameter curve diagram of the tested component, such as voltage, frequency, time, etc. Users also can observe the test results more directly by adjusting the displayed interval..
• 5.【Power Circuit Tester Kit with Component Activation Function】There is 4 activation modes for the component activation function of the ....

ATD Tools 5614 Relay Circuit Tester

• Able to test an entire circuit - from battery to component, including the relay With this item the technician can jump a relay.
• do an AC charge from the relay by activating the compressor.
• do compression testing by activating the starter relay and even check turn signals or lights from the front of the car.
• Allows the technician to diagnose the problem without the use of a multimeter.
• The lighted display shows the technician the problem immediately.
• With this item the technician can jump a relay.
• Includes: (1) Tester, (6) popular Relay Leads, and (1) Universal Relay Lead.

GODIAG GT101 Power Circuit Probe Tester, 4 in 1 Circuit Tester, Fuel Injector Tester and Cleaner, Relay Tester, Current Detection with Overload Protection, Working Voltage Range 6V/12V/24V DC

• 【4 in 1 Multi-function Power Circuit Probe Tester】This automotive power circuit probe has multiple functions. It supports circuit voltage test & current detection, relay testing, circuit break finding, fuel injector cleaning and testing, etc. Working voltage range 6V-40V, support variety vehicles. This power circuit probe tools includes English instruction manual for your convenience!.
• 【Excellent Function & Quick Diagnostics】This automotive electrical system test tool is the perfect choice for automotive circuit probe tester. Unlike other circuit testers that require you to use a variety of tools to troubleshoot electrical system problem, our circuit testers are perfectly capable of performing multiple types of services such as continuity testing, component activation, fuse test, checking bad ground indicator, detect voltage and current, positive and negative power supply..
• 【Positive and negative power supply】When the vehicle's headlights, turn signals, lift windows, sunroofs and other functions fail, our power circuit probe kit can output positive and negative power to check whether circuit components are normal, and can also perform continuity checks and resistance checks. Through these checks and diagnoses whether the path of the car cir....

Electronic Specialties 190 Relay Buddy Automotive Relay Tester

• Quick off-the-car relay tester - checks relay coil and switch contacts.
• Automatic test with good/bad indication - fails bad relays.
• Settable to 4 and 5 pin relay - tests the 3 most popular automotive relays.
• Switch contact are loaded to detect excessive resistance.
• Uses vehicle's 12 Volt battery for power.

Electronic Specialties 192 Black 2.5' x 5' 12/24V Diagnostic Relay Buddy

• 3 diagnostic trouble codes help define the cause of the bad relay.
• Fails bad relays - Good/Bad indication, green light for PASS, red light for FAIL with flashing trouble code.

TopDiag P200 Automotive Circuit Tester, Power Circuit Probe Kit, 9~30V with Multimeter/Relay/Fuel Injector Tester/Activating Component/0~5V Power with 20ft Cable for 12V 24V Vehicle

• 【Powerful Circuit Tester Kit】The P200 Automotive Circuit Tester is the only circuit tester on the market that can be upgraded, a tool for quickly testing all ✅9V-30V✅ electronic systems. It can diagnose problems in the components, electrical circuit systems or fuel injectors of the car in the shortest time. Not only the test time is greatly shortened, but also more intelligent and intuitive, suitable for any novice driver or maintenance engineer..
• 【Fuel Injector & Relay Tester】It is extremely important to regularly test the fuel injector. Damage to the fuel injector can easily lead to unstable idle speed of the engine, increased fuel consumption, causing engine shock. It is worth mentioning that TopDiag P200 auto circuit tester has been added 300+ USD valued powerful functions, namely: ✅Fuel Injector Test✅ Relay test mode. TopDiag makes diagnosing your car easier and saves maintenance costs..
• 【0~5V Adjustable Power Supply & Activating Components】0~5V power is useful when checking the wiring to the ECU/ECM, also meet the voltage requirements for the sensitive parts with low voltage. Besides positive activation, negative activation is our n....

Power Probe PPKIT03 Master Test Kit

• Includes: Power Probe III, ECT2000 & Gold Series Lead set.
• Contains Gold Series 4mm leads and connectors.

Power Probe PP319FTCW/PPLS01

Power Probe PP319CARB PP319FTC-CARB III Carbon Fiber Edition Circuit Tester Kit

MST-101 Automotive Electronic Faults Detector, Spark Tester Pen, Auto Ignition Coil Tester Tool

• 【Fitment】Ignition Coil(traditional coil, double spark coil, single spark coil) generator, fan, electric-magnetic valves, emission gas controlling value, fuel injectors, relay. etc..
• 【Features】You can quickly and easily diagnose whether the ignition system of the car is working properly, avoid fire, and burn out the ignition coil. It provides a safe and reliable troubleshooting method that is convenient, economical and time-saving..
• 【Long-lasting】The Spark Tester is adopted to the high-quality aluminum material with high quality. The internal LED light will show you if the ignition system is normal. The ABS head is easy to insert and long-lasting, making it the right choice..
• 【Long-lasting】The car to be tested should park at an area with good air condition, can not suck into exhaust emission from engine. During test process, it is necessory to avoid the moving parts and heat source to protect tester and testing equipments..
• 【Good Performance】Excellent mechanical stability and corrosion protection. Professional manufacturing, high accuracy.

Power Probe III w/Case & Acc - Fire PP319FIRE [Car Automotive Diagnostic Test Tool Digital Volt Meter AC/DC Current Resistance Circuit Tester]

• Bad ground indicator and short circuit indicator.

Power Probe III w/Case & Acc - Blue PP319FTCBLU [Car Automotive Diagnostic Test Tool Digital Volt Meter AC/DC Current Resistance Circuit Tester]

• Bad ground indicator and short circuit indicator.

QPKING Electric System Circuit Tester,Automotive Electrical System Tools,9V-30V Electrical System Diagnostic Tool With 2.4-inch LCD Display

• [Multimeter Mode&Smart Test]: Electric System Tester is covered with comprehensive parameters of Multimeter, it can quickly test and automatically identified the Voltage, resistance, Positive and Negative poles of the tested component, which brings the user a lot of conveniences..
• [Oscilloscope Mode&Relay Test]: Car Electric System Tester is not only able to display the parameter curve diagram of the tested component, such as voltage, frequency, time, etc, but also can test the common automotive relay, like 5-terminal relays, and 4-terminal relays..
• [Component Activation&Injector Mode]: It can generate "Active" signals for components, such as lights, motors, and other on-board electronic devices. Also different pulse signals can be output to the injector, which provides 4 pulse modes to better detect the condition of the injector..
• [0-5V Power Supply&Voltage Alarm]: Capable of setting 0-5V output voltage, used to verify the wiring condition of the tested component. Equipped with voltage setting alarm. If a short circuit or fault causes the voltage to be greater than or less than the set value, the device will alarm..
• [Multi-language Feature]: 14 languages supported, English, Spanish, German, Russian, Italian, Polish, Portuguese, French, Vietnamese, Malay....