Top 10 Parasitic Drain Tester – Battery Testers

As an Amazon Associate I earn from qualifying purchases.

1. Lisle


Lisle 64970 Parasitic Drain Tester

Lisle #ad - The multimeter is bypassed with the switch during connection in case of a power surge. The tester and meter can remain connected until other computer systems shut down, isolating the drain. Replaceable in-line fuses protect both the meter and tester in the event a high current source on the vehicle is left on. This allows voltage to be measured on various locations on the vehicle during the drain test, using standard test leads. As a convenience, stacking banana connectors are used on the tester.
BrandLisle #ad
ManufacturerLisle #ad
Height1 Inches
Length6.5 Inches
Weight0.25 Pounds
Width10.5 Inches
Part Number64970

2. Unknown


Goupchn Parasitic Drain Tester with Car Blade Fuses Assortment Kit 6 Colors for Automotive Battery Testing

Unknown #ad - One end are pure copper safety insulated banana plugs for multimeters. At the other end are pure iron clips. Waterproof and safe when the cover is closed. Battery testers provide an easy method to connect a multimeter to vehicle electrical system to diagnose hidden battery drain.

It also allows voltage to be measured on various locations on the vehicle during the drain test, using standard test leads. Package include: 1 x replaceable fuse test battery cable, 12 x car blade fuses, 1 x white transparent storage box. Test clips are more conductive than traditional. Comes with 6 colors 12 fuses, voltage 32 V, current 5-30 A for your choice.

Battery testers are made of pure copper flexible wires. Overall red and black tone are easy to distinguish. Replaceable series fuses protect meters and testers if there is a high current source on the vehicle. Tester is equipped with a switch, which can be closed before you have linked it for added security. It contains sawtooth, which fits the battery electrode more.
BrandUnknown #ad
ManufacturerGoupchn #ad
Part NumberP1901

3. Cal-Van Tools


1 Pack, Cal-Van Tools 74 Amp Hound

Cal-Van Tools #ad - Fuses do not need to be removed to read current. Find current in all atm, ATO and MAXI type fused circuits. Check entire fuse block quickly. Easily find parasitic drain.
BrandCal-Van Tools #ad
ManufacturerCal-Van Tools #ad
Height6.75 Inches
Length5 Inches
Weight0.9 Pounds
Width2.5 Inches
Part Number74

4. ABN


11.5 Inch Metal Relay and Fuse Remover Tool, ABN Relay Puller Pliers – Auto Fuse Puller Tool Relay Pliers

ABN #ad - Fits your needs: relay and fuse pliers are designed to work on many heavy-duty and industrial applications for most domestic and imported vehicles; Whether working on auto or aircrafts this specialty pliers tool will help get the job done quickly. Specially designed tips: each automotive fuse puller relay tool features thin jaws and angled tips; The thin jaws easily slide between tightly grouped electrical relays and fuses, while the angled tips clasp around the bottom of the relay or fuse so you can gently pull out the part without damage.

Built to last: constructed of forged metal, durability, this car fuse puller tool is designed for strength, and longevity; PVC grips offer a comfortable and stable grip that provides relief to avoid user fatigue; 11.55-inch 29. 2 cm length allows for extra reach while 4. 5-inch 11. 4 cm maximum jaw opening allows for versatility.

Easy to use: simply open the jaws to the necessary width and allow jaws to become flush to each side of the relay you wish to pull out; Apply gentle pressure to the offset handles and pull upwards to remove the electrical relay. Easily remove relays and fuses from tight spaces: use the aBN Relay and Fuse Puller Pliers to quickly remove electrical relays and fuses that are closely set together or set in awkward to reach spaces; This tool is a must-have for professional mechanics and automotive hobbyists.
BrandABN #ad
ManufacturerABN #ad
Height11.5 Inches
Length3.75 Inches
Weight0.11 Pounds
Width1 Inches
Part Number3170



FOXWELL Car Battery Tester Analyzer BT100 Pro 12V Automotive 100-1100CCA Detect Health Faults for Regular Flooded Agm Flat Plate Spiral Gel Batteries

FOXWELL #ad - Safe and reliable the vehicle lead acid battery tester doesn’t emit light, and won’t discharge the battery. A must for home this 12 volt battery analyzer offers you an easy way to analyze the battery cell health status, view battery charging status and detect faults and bad cells without stepping out and paying too much.

It also has polarities wrongly-connected protection, heat or spark, over-voltage protection and automatic temperature compensation. Use it at ease large backlit lcd display, clear arranged keypad and menu-driven operation make the act intelligent battery tester much easier to operate. High-quality service we aim at trying our best to offer you customers the best battery tester voltmeter and product services. Battery can be tested auto battery testers allow you to check battery condition of 12v 100-1100 CCA regular flooded, AGM spiral, as well as GEL batteries, AGM flat plate, and give you an accurate test result in 3 seconds.

The 12v car battery tester can be used directly out of box and you don't have to do update. Response in time, refund allowed, one-year product service and other policies available to make you unworried before/after the purchase. Powers itself off the battery, especially born for the beginners.
BrandFOXWELL #ad
ManufacturerFOXWELL #ad
Height6.69 Inches
Length6.69 Inches
Weight0.35 Kilograms
Width1.97 Inches
Part NumberFOXWELL BT100
Warranty24 Months

6. OTC


OTC 7645 Parasitic Draw Tester

OTC #ad - Connect an amp meter to the switch to determine the parasitic amperage draw. Digital amp meter takes the guesswork out of a complicated job. Works on any vehicle with side or top post batteries. Find electrical problems that drain the battery. Attach the test switch between the negative battery cable and the battery and then road-test the vehicle.
BrandOTC #ad
ManufacturerOTC #ad
Height1.5 Inches
Length7.5 Inches
Weight1.01 Pounds
Width4.75 Inches
Part Number7645
WarrantyLimited lifetime warranty

7. Thexton


Thexton 431 Battery Parasitic Drain Test Adapter

Thexton #ad - Used on all computer controlled vehicles since 1980 Eliminates the shot-gun method of replacing suspected components. Fits both side terminal and top post batteries. Plated for excellent conductivity.
BrandThexton #ad
ManufacturerThexton #ad
Height12.1 Inches
Length5.3 Inches
Weight0.5 Pounds
Width0.9 Inches
Part Number431

8. Electronic Specialties


Electronic Specialties 142-5 Flexible Silicon Back Probe Pin

Electronic Specialties #ad - Flexible 1. 5 inch silicon pins provide easy back probing connections for DMM and scope measurements. Great for back-probing harness connectors and automotive sensors. Can be used up to 30 Volts. Connects to test leads with removable ends. Flexible silicon bends for difficult areas.
BrandElectronic Specialties #ad
ManufacturerElectronic Specialties #ad
Height8 Inches
Length4 Inches
Weight1 Pounds
Width1 Inches
Part Number142-5
Warranty1 Year



Car Truck Low Voltage & Light Tester with Stainless Probe, Test Light with 140 Inch Extended Spring Wire, JASTIND Heavy Duty 3-48V Backlit Digital LCD Circuit Tester

JASTIND #ad - 3-48v wide range, 3-48v widely use circuit tester/circuit test light, designed to check car electrical circuits and other 3-48v DC wiring and circuits. Accurate lcd digital display, resolution to.

1v voltage reading on blue back light LCD digital display, with high accuracy to ±03v. Easy and convenient operation, portable high quality max extended to 140inch long enough PU spring wire for easy automotive circuits testing. 100% lifetime satisfaction customer service, we always stand behind our products, click "Add to Cart" with confidence today. Quality made and heavy duty, high toughness and shatter-proof than normal material, constructed with acetate fiber body, large and heavy duty than normal test light on the market; sharp stainless steel probe for piercing wires, for hard to reach areas.
BrandJASTIND #ad
ManufacturerJASTIND #ad
Part NumberJTCVT-01C

10. Lisle


Lisle 20610 Inline Spark Tester

Lisle #ad - The tool is double-ended to offer a straight boot and a 90boot on one tool. Gives a visual Check of the Ignition System. Connect the tool between the spark plug and the plug wire. With the engine running, the tool flashes a mirror image of ignition spark. Quickly diagnose problems with all ignition systems. Patent: 6, 714, 015.
BrandLisle #ad
ManufacturerLisle #ad
Height1 Inches
Length10.5 Inches
Weight0.3 Pounds
Width5.75 Inches
Part Number20610
WarrantyLimited Lifetime