Best Voltage Tester

Ignition Coil Tester - Qiilu COP Ignition System Quick Tester Coil On Plug Professional Auto Car Ignition Coil System Quick Tester Check Diagnostic Tool

  • ...g the signal from the secondary ignition coil, and the test result is accurate and reliable. Hand‑held Coil On Plug fast ignition tester, battery powered, with stable and professional performance.
  • Complete Set --- Once the signal is received, the tester will determine whether the COP produces the correct amount of voltage and arc duration. Including 1 Ignition Coil Tester, 1 Adapter Lever, 1 Sensor, 1 Manual, 1 Storage Bag.
  • Test Results --- If the voltage is correct, the tester will beep and the red LED indicator will flash.
  • if the arc duration is correct, the green LED will also flash.
  • Easy to Use --- Correctly connect the connector and sensor head to the tester. The induction head is aligned with the ignition coil to start working, and the working status of the ignition coil is judged according to the result of lighting.
Check Stock

KKnoon Circuit Breaker Finder - Multifunction Network Cable Tester for CAT5/CAT6,Ethernet Cable Tester with Multimeter,Poe Circuit Tester,Test Fault Distance Location and Length Measurement

  • 【Upgrade Multi-Function Circuit Breaker Finder】 Including poe tester,Anti-disturbance cable scanning,continuity tester, voltage testing,Fault distance location,port flashing,Vibration Mode,Volume adjustment, multimeter, cable length testing, and LED flashlight function..
  • 【3 Modes Network Cable Scanning】Circuit breaker finder has a Unique Anti-disturbance digital scanning mode, analog mode, Poe mode.1500m Max audio transmission distance.16-20VP-P super strong signal to cable tracer.You can set the frequency, and three modes can be switched freely..
  • 【Multimeter】The breaker finder with all in one multimeter with DC AC Voltmeter and Ohm Volt Amp Tester.
  • Circuit tester measures voltage , Current.K-type probe to measure temperature 20-1000℃,AC Voltage, Current testing range 4-400V,1.0A-10A.NCV power display and diode testing..
  • 【Poe testing & Hub Blink】The K618 network cable tester can identify pins that are providing power and detect how much voltage, Locate network port by the flashing port light (blink every 1 second) on Hub and Switch. Available to 500M Hub/ switch. The measurement area includes circuit t....
Check Stock

Extech CT70 AC Circuit Load Tester

  • AC Load Tester, Selectable loads of 12, 15 and 20 Amps.
  • Displays Peak Line Voltage and Frequency, Outlet Tester functions, Neutral to Ground Voltage.
  • Measures loaded and unloaded AC Line Voltage.
  • GFCI Trip Time, GFCI Trip Current, Open or Reversed wiring.Complete with AC test cord.
Check Stock

Diode Check

  • 【Easy-to-use multi-function probe tester】The main functions of this power circuit probe tester include voltage and polarity test, continuity test, signal circuit test, current test, circuit breaker protection, relay test, injector test and cleaning, component activation and testing, poor ground testing, tracking and locating shorts, etc. It beeps to indicate the result while testing and is the most versatile and practical dedicated circuit repair test tool its users have ever had..
  • 【Best Electrical Tester】This electrical tester can supply power to electrical components, with reverse connection protection circuit, it is an advanced test tool for positive and negative line judgment. It shortens the diagnostic time of all 6 to 40 volt vehicle electrical systems, and is suitable for DC 6-40v cars, motorcycles, trucks, buses, construction vehicles, ships, tractors, mining vehicles and other vehicles that use DC circuits..
  • 【Quick Self Test & Relay Test & Circuit Breaker Protection】GODIAG GT101 circuit tester has quick self test function, which can ensure the tester is in good condition before use. The GT101 Probe Tester Kit can quickly detect whether t....
Check Stock

Greenlee - Electrical Kit-Basic (Tk-30A), Elec Test Instruments (TK-30A), 10 x 8 x 3'

  • Kit includes multimeter DM-25, non contact voltage detector GT-11, receptacle tester GT-10 and carrying case.
  • Multimeter measures AC/DC voltage up to 600V.
  • Non contact voltage detector safely detects AC voltage.
  • Receptacle tester ensures sockets are wired correctly.
Check Stock

Socket Tester with GFCI check. Receptacle Tester for Standard AC Outlets. Automatic Electric Circuit Polarity Voltage Detector Breaker Finder,Includes 7 Visual Indications and Wiring Legend TA106B

  • ... whether the socket’s wire connection is correct or not.Design with RCD/GFCI Test Button – Power outlet socket for correct wiring and RCD/GFCI trip function. It can test the protection system to ensure the household electrical safety. Perfect for protect your security against the risk of electric shock. Voltage: 48V-250V 45-65Hz,.
  • 7 LED Light Patterns Band voltage display – With 7 easy to read indicators to indicate the state of the socket, easy to judge: Correct, Open Ground, Open Neutral, Live/Neutral Reverse,Live/Ground Reverse, Open Live & Live Neutral Reverse..
  • Easy to Use – Detect whether neutral, live and earth wire is connected correctly and to indicate which wire is missing with clear light patterns.Bright LED Light & 3 Test Indicators – The light patterns are well labeled on the surface of the socket tester. The tester adopts a built-in light so it can also be used in the dark. Easy and fast to read the test result..
  • Wide Application – Widely used for electric maintenance testing, office sockets testing, power strips testing and wall sockets testing in school, laboratory, factory and other social field. It saves you lots of time in testing problems with sockets. Portable Design – Compact size....
Check Stock

Non Contact Voltage Tester Pen, Electrical Tools Electrical Tester AC 12-1000V/48V-1000V, LED Flashlight, Buzzer Alarm for Live/Null Wire Tester Judgment, Wire Breakpoint Finder

  • 【SAFETY FIRST】 : It will send out multiple alarms through sound and light. When the voltage is detected, the tip will send out red light and beep. When the higher the sensed voltage is, or the closer it is to the voltage source, it beeps at a higher frequency. At the same time, the light will be red or yellow, red means high voltage and live wire are detected, yellow means low voltage and null wire are detected..
  • 【Accurately Multi-ranging Measurement】The electrical tester accurately detects AC Voltage ranging from 12V to 1000V, and distinguish them into 2 Voltage levels (low, high). NCV sensitivity automatically adjusts from low and high while indicating Voltage level with audible beep..
  • 【High Efficiency】 Press and hold the switch for two seconds to start the machine, As Long As Voltage is Detected, the Led in the Tester Pen will Shine.
  • 【COMPACT DESIGN】 Bright LED flashlight for work in dim ares.
  • Low-Power-Indicator when battery voltage is below 2.5V.
  • Automatic Power Off after 3 minutes without operation or signal detection.
  • Pocket-sized, pen hook allows you to carry it in your shirt pocket..
  • 【SECURITY LEVEL】 IEC rated CAT III 1000V CAT IV 600V, Meets CE requirements.
  • The electrical tester is safely double insulated. High Voltage Aler....
Check Stock

Usatest Power Circuit Probe, Powerscan Automotive Circuit Tester,12V 24V Electrical System Diagnosis Tool AC DC Digital Voltage Short Finder,Car Voltage Tester Digital Voltmeter

  • 【CIRCUIT TESTER】The USA-003 circuit tester automotive tool will test the positive, negative, and open circuit easliy, also testing for continuity, diagnosing circuit failures, checking good and bad grounds, activating components on and off the vehicle, sensing MIN /MAX voltage, etc..
  • 【POWER SWITCH】 With a flip of the power switch, you have an instant hot/ground lead for powering up electrical components like cooling fans, relays, testing fuses etc..
  • 【PROTECT YOUR VEHICLE】USA-003 powerscan can immediately check for bad ground contacts and quickly track down shorts without losing fuses. Also, the unit provides higher safety for the user, as it is protected by a circuit breaker, which is a safe measure to protect the unit and your components from overload..
  • 【ELECTRICAL TESTER】USA-003 electrical tester can easy to read AVOmeter, so you can easily use your fingers to control powerscan diagnosis of DC Voltage, AC Voltage, Resistance and Diode of 12v-24v electrical systems..
  • 【FLASHLIGHT】 Built-in Flashlight enables you to work in the dark. Even in a dark environment wh....
Check Stock

Car Battery Tester 12v Car Battery Load Tester on Cranking Charging System, TOPDON AB101 100-2000 CCA Alternator Analyzer Battery Health on Cars/SUVs/Light Trucks with Flooded AGM Gel Types

  • ...es (100-2000CCA), including Regular Flooded, Gel batteries, AGM Flat Plate, AGM Spiral, etc..
  • Car Battery Health Analyzer: Good or bad battery? As a quick and precise battery analyzer, AB101 tells you when to replace and recharge the battery by checking the battery State of Health (SOH)), State of Charge (SOC), Voltage, Rating, and Current. With on-screen prompts and reliable testing results, it gives mechanics or DIYers a great user experience..
  • Cranking & Charging System Tests: Through the cranking system test, this 12V battery tester displays the actual cranking time and cranking voltage to check the cranking conditions of various 12V car batteries. It can also check ripple status, load voltage, and charging system status to find out the common faults of the charging system..
  • Ease to Use & Safe: This car battery tester works on batteries both in and out of the vehicle and supports multiple languages: English, Russian, Spanish, French, German, and Italian. With reverse polarity protection function, the battery tester protects the vehicle battery and itself from being damaged when two clamps are connected reversely..
  • Buy with Confidence: This car battery tester comes with a 1-year warranty for any problems. The auto battery tester will automaticall....
Check Stock

20/24 4/6/8 Pin Computer PC Power Supply Tester with LCD Display and Buzzer for ATX, ITX, BTX, PCI E, SATA, HDD

  • ...en your power supply test value is beyond normal range, the Power Supply Tester would issue a buzzer alarm, Easy to Know..
  • WITH LED DISPLAY: We have developed a portable computer power tester for the power supply market that can judge the quality of the power supply. It has LCD display intuitive and accurate display voltage (+/ 0.01V), automatic fault alarm, complete test interface, small and beautiful appearance, and more test functions. It is your best choice and reliable helper to quickly detect PC power..
  • EASY TO USE: This power tester only needs to be connected to the power supply ATX connector to easily and intuitively know whether the output of each power supply is normal. It can detect ATX, BTX, ITX, TFX computer power supply, and can display various voltage and PG values in LCD screen to quickly detect the performance of computer power supply..
  • PRACTICAL & CONVENIENCE: Small and practical power tester. Now the number of power output groups is increasing. As long as one of them has problem, the hardware of the computer system may work abnormally or even burn out. To measure whether the output voltage output of the power supply is stable, the player usually uses a multimeter. But for the average user is still a little troublesome..
Check Stock