CIRCUIT TESTERS in our Tool Box
60 results found
- Brand:
Super Relay Buddy is the next-generation tester for 12-volt automotive relays!- SKU: ESI195
- GTIN: 0858834005551
- Availability: In stock
- Relay Buddy 12/24 Pro Test Kit tests five different relays. Relay Buddy is a quick go / no-go tester for the most common automotive relays and this new version tests both 12 and 24 volt relays. . If the relay fails the test, 3 different trouble codes will advise you of the possible causes for the failed relay. The red LED will flash once, twice or three times to indicate the problem. Trouble code definitions are printed on the back of the tester for your convenience.
- SKU: ESI193
- Availability: In stock
- Brand:
Energizes a Fuel Pump with the Push of a Switch!
The Relay Bypass Switch with Amp Loop energizes fuel pumps and any 12V relay by powering a DC motor for testing. It also makes DC motor actuation and current monitoring easy.- SKU: IPA9038A
- GTIN: 0893509001582
- Availability: In stock
- Brand:
- Used to check voltage value on 6, 12 & 48V systems
- Full voltage measurement range: 4V - 60V
- Small testing current < 10mA
- Coil cord stretches 12’
- SKU: CTA5059
- Availability: In stock
- SKU: PWPPPTK0005
- Availability: Out of stock
- SKU: AST7762
- Availability: In stock
- Brand:
The original Power Probe 3 uses a 20ft cable which attaches to the vehicle’s battery, allowing the user to perform an electrical test anywhere in, or around the vehicle.- SKU: PWPPP3CSCARB
- Availability: In stock
- SKU: PWPPPTK0003
- GTIN: 00816724020381
- Availability: In stock
- SKU: PWPPP3CSRED
- Availability: In stock
- Brand:
Autel PowerScan PS100 is a versatile electrical testing tool for automotive diagnostics. Its AVOmeter capabilities, coupled with specific applications like parasitic drain detection and charging system checks, make it a valuable asset for troubleshooting a wide range of electrical issues.- SKU: AULPS100
- GTIN: 0849438005191
- Availability: In stock
- Brand:
The CT100 is a professional automotive circuit tester built for speed, accuracy, and everyday reliability. It helps diagnose electrical issues quickly, identifies polarity, runs load tests, and provides clear audible and visual alerts to take the guesswork out of repairs. Built rugged with a long oil-resistant cable and interchangeable probe and clip, it works on cars, trucks, RVs, and EVs. No complicated setup—just fast, precise results for pros and DIYers alike.- SKU: TPDCT100
- GTIN: 0810139303909
- Availability: In stock
- Brand:
- Super thin probes easily access the back of the connector between the insulator and the weather seal
- Creates contact on the metal component without damaging the insulation
- Probe measures 0.7mm with a straight, 45° and 90° angle for a wide range of applications
- SKU: CTA5078
- Availability: Out of stock
