Relay test machine 12V 24V is a non-bond device for each car machine and car owner. JFIND JF107 model is designed to quickly and reliably determine whether your car relay is working normally. This versatile electronic detector tests car circuits and batteries to help identify faults before they create major problems. Relay test machine 12V 24V is easy to use and compatible with almost all car reptiles in the market, making it a necessary tool for professionals and hobbies.
Relay test machine 12V 24V is ideal for automtechans, service specialists, car enthusiasts and owners wishing to independently diagnose frame problems. The use is very simple: connect the alligator to the car battery (black to minus, red to plus), then connect the tested relay to the corresponding ports. The device will automatically perform all necessary tests and will show the result through the LED indicator. Relay test machine 12V 24V is particularly useful for rapid detection of faults, because it saves time and money for calculations in a professional service.
Q: Does the relay test work with all the car relays?
JFIND JF107 is designed for general car range and compatible with 4 and 5 contact models. If not certain, check the number of contacts in your frame before purchase. Very rare or special models may not require this test.
Kl: How much damage can you make using the device wrong?
If you hold the tongs properly at the battery poles, there will be no damage. Device to protect against short-circuit and reverse polarity. The most important thing is to pin the tongs accurately and not to shorten their contacts by car.
Q: How long does one frame test take?
Testing takes only a few seconds. As soon as you connect the relay, the device automatically starts testing and delivers the result within 3-5 seconds. The LED indicator immediately shows whether the relay is good or defective.
Relay Test 12V 24V is a necessary tool for anyone who is considering car maintenance or rapid diagnosis of faults. This versatile electronic detector saves time, money and anxiety, so it is worth having it in every arsenal of automechąnik and car enthusiast.
Sources: Relay technology | TopSmart store







| Weight | 0.166 kg |
|---|---|
| Dimensions | 16 × 10 × 6 cm |
| Brand | None |
| Origin | Mainland China |
| Battery Included | No |
| Model | JF107 |
| Item Weight | 0.17 |
| Option | Yes |
a –
It works as described thanks ! Shipping was ok box was damaged but it still works !
t –
Works great i had 2 bad relays in my 2020 ranger this tested them and showed they were bad
D –
The units were great. I’ve tested different types of relays and very simple to use. I like the size of the handheld tester and like the fact it’s both 12 and 24 v. very simple to use and has a nice layout.
Customer –
Received my product can’t wait to use it
F***o –
Work successfully
Customer –
It appeared on time and exclusively as described in the listing.
Customer –
Awesome gadget for the price and the guess work on weather the relay is good or bad.
J * * * h –
This relay tester works really well. I have gone through all of the relays in me grand cherokee, a lot, and have found three that were causing issues. I have since replaced these relays and mechanisms which were not functioning have suddenly come to life. Thank you.