Automotive Circuit Testers and Short Finders

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AP 7760 Astro Pneumatic Cordless Circuit Tester AP 7760
• This unit does not require ground wire or clip and is safe with ECMs, Sensors, Transducers, Airbags, etc.
• Designed to be used on DC powered circuits with voltages between 3 and 28 volts.
• Special designed V-Tip needle allows safe piercing and prevents side-slipping when piercing wire's insulation. V-Tip can be removed to test hard to reach places.
• Unit works with replaceable long-life alkaline batteries.
• Made of rugged chrome metal.
EQS3420 EQUUS 3420 Smart Test Light EQS3420
• Designed to safely check voltage and/or ground on several electronic systems, including wiring, fuses, battery, cabling, sensors, switches, and more
• Features ergonomic grip design for comfort and safety
• Connects using a cigarette lighter / power plug and detachable twin alligator clamps
• 6-foot leads provides long reach connection
• Unique transparent handle shows bright LEDs to identify connections:
• White = Proper Connection to Source
• Red = Voltage Present
• Green = Ground Present
ESI220 Electronic Specialties 220 Trailer Buddy 4/5 Pin - One Man Trailer Wiring Tester ESI220
• Tests 4 and 5 Pin Flat connector wiring
• Each signal from vehicle will emit a unique tone
• One person makes complete test in 30 seconds!
• Just apply brakes, turn signals, running lights and engage reverse
• Tester also emits unique tone for any shorts in the wiring!
• Greatly reduces time spent verifying vehicle trailer wiring
• Very simple and easy to use - saves time

Lighting Circuits Tested: Left Turn Signal, Right Turn Signal, Brake, Running Lights, Reverse, Wiring Shorts
ESI302M Electronic Specialties Fuse Buddy Tester - Mini Fuse, 0 to 20 Amp Range ESI302M
• Blowing Fuses? Plug in the FUSE BUDDY Tester and read circuit amperage draw and voltage.
• Original fuse is replaced in-line during testing, thereby maintaining circuit protection.
• Makes circuit testing easier, FUSE BUDDY adapter end is shaped like a fuse.
• Ideal for electrical troubleshooting at the fuse box.
• Can be used to measure all circuit draws up to max amperage
• Can even be used to test parasitic drains (battery drains).
• Measuring range is determined by your DMM - most DMM’s have a 10 Amp or 20 Amp test range.
• Measuring Capability: 48V DC or AC.
ESI303B Electronic Specialties Fuse Buddy Adapter - ATC Fuse ESI303B
• Blowing Fuses? Plug in the FUSE BUDDY and read circuit amperage draw on your DMM.
• Adapts your DMM to plug directly into mini fuse socket.
• Original fuse is replaced in-line during testing, thereby maintaining circuit protection.
• Makes circuit testing easier, FUSE BUDDY adapter end is shaped like a fuse.
• Ideal for electrical troubleshooting at the fuse box.

ESI304B Electronic Specialties Fuse Buddy Tester - ATC Fuse, 0 to 20 Amp Range ESI304B
• Blowing Fuses? Plug in the FUSE BUDDY Tester and read circuit amperage draw and voltage.
• Original fuse is replaced in-line during testing, thereby maintaining circuit protection.
• Makes circuit testing easier, FUSE BUDDY adapter end is shaped like a fuse.
• Ideal for electrical troubleshooting at the fuse box.
• Can be used to measure all circuit draws up to max amperage
• Can even be used to test parasitic drains (battery drains).
• Measuring range is determined by your DMM - most DMM’s have a 10 Amp or 20 Amp test range.
• Measuring Capability: 48V DC or AC.
INN7865 Innovative Products of America Circuit Chaser and 7-Pin Flat Tester INN7865
The Circuit Chaser does "One-Man Testing" for male and female 7-Pin tractor trailer plugs and much more!

• Troubleshoots tractor trailer circuits.
• One person can test all the lighting alone.
• Allows you to bypass troubled circuits so you can drive away.
• Eliminates guesswork.
• Comes with an extra jumper connector.
INN7900AP Innovative Products of America Mobile Universal Trailer Tester INN7900AP
A mobile, self-powered trailer tester allows one man to test all lighting and air brakes via remote control.
The mobile Universal Trailer Tester is the first of its kind. It allows an operator to quickly check a trailer’s electrical system and air brakes in the yard or on the road with 100% accuracy and minimum effort. By utilizing a 12 volt car battery, a technician can wheel out the tester to the trailer and power up all the trailer’s lighting systems while diagnosing electrical problems.
• For Lighting and Air Brake Testing
• For use on all trailers in North America
• Wireless remote operates Lights and Air Brakes up to 100+ feet away
• Rugged and Mobile 10" Pneumatic Tires
• Indicator lights: Auto-Cycle, Power Pulse, Cross, Open, Overloaded and Shorted Circuits
• Use with 4/5, 6,7 spade and 7 round pin connectors
• On-board cable tester and accessories
• Pulse air to check brake operation with remote
• Perform leak down test on service and emergency lines
• Work under the trailer and remotely actuate the brake system
• Observe slacker adjustment real time
• Change air pressure while watching air brakes actuate
INN8005 Innovative Products of America Fuse Saver INN8005
Allows you to move about the vehicle while checking for shorts in the electrical system

• 3 resetting breaker handles - 10, 15, and 20 amps
• Color matching handles for easy identification
• Dual type fuse box connector with 10 ft. cord
• Find short circuits FAST!
• Disconnect and reconnect power to any circuit while work is being completed in that circuit without leaving the work area
• Blow Molded Storage Case
• Made in USA
INN8016 Innovative Products of America Fuse Saver Master Kit INN8016
The Fuse Saver® provides a fantastic solution to the old methods of “smoke testing" a short. You can dive into dashboards, kick panels, and inner fender wells without having to stop what you are doing and lose your position.
• Resettable Breaker Handles for use on any circuit
• Quick Disconnect for on the spot repairs
• Adapters now available for accessing most fuse types
• BuzzAlert provides an audible alert when the circuit triggers

The Master Kit Includes:
• BuzzAlert Module
• Fuse Box Adapter Kit
• 5, 10, 15, 20, and 30 AMP Breaker Handles
• 10 ft cord with the dual connector
INN8025 Innovative Products of America 4 Pc. Trailer Terminal Cleaner Master Set INN8025
Terminal connector cleaners for 4, 5, 6, and 7 trailer connectors and more!

• The first complete set of Trailer Terminal Cleaners
• 4, 5 flat connectors, 6 round and 7-way spade pin terminals
• For male and female connections
• For tail and side marker light assemblies
• Maintain continuity and prevent circuit failure
• Quickly and precisely cut away corrosion

Additional Uses:
• Bullet, Butt and Standard AWG Terminal Connectors
• Auto, Marine and Industrial applications
INNTSTPK1 Innovative Products of America Multi Trailer Tester Pack INNTSTPK1
• All the popular testers in one clamshell at 10% savings
• Included testers for vehicle side trailer connections
• # 7893 - 7-Way Flat Pin Trailer Circuit tester
• # 7865 - 7 Round Pin Circuit Tester
• # 8000 - 3-Way Trailer Adapter (7 Flat Pin to 6 Round Pin and 4/5 Pin)
• # 7897 - 6 Round Pin Trailer Circuit Tester
• # 7866 - 4/5 Pin Harness Checker
KD 126 K-D Tools High-Low Voltage Tester KD 126
Check 6 and 12V circuits for voltage and spark plugs for spark. To use, ground the clip and touch the probe to the point being tested. The tester bulb will light if voltage is present. To use as a spark tester, screw the probe into the opposite end of the handle.
KD 129 K-D Tools Low-Voltage Circuit Tester KD 129
Test for voltage in 6 and 12V systems by grounding the clip and touching the probe to the point being tested. The tester bulb will light if power is present.
KD 2646 K-D Tools Low-Voltage Circuit Tester KD 2646
Circuit tester for 6 and 12V electrical systems is ideal for the home mechanic. It quickly checks headlight, taillight and turn signal circuits, faulty sockets, connections, fuses and broken wires. Tester comes in a tough, durable shock-resistant case. Includes 12V bulb and 36" cable. Uses bulb #1893.
KD 2647 K-D Tools Circuit Continuity Tester KD 2647
Designed for the home mechanic, this tool safely tests circuits with power off. Ideal for testing fuses, grounds, shorts, contacts, diodes and open circuits. Includes 36" cable. One AA battery required (not included). Uses bulb #122 Screw-in design.
KD 2649 K-D Tools Circuit and Spark Plug Tester KD 2649
Checks 6 and 12V circuits for voltage and checks spark plug for spark. Place probe in end with regular bulb to check low voltage. Checks headlights, taillights, turn signals and other circuits. Tests for faulty sockets, connections and broken wires. Place probe in end with neon bulb to check for spark voltage. Tester comes in a shockproof case. Includes 36" cable. Uses bulb #1893.
LIS24550 Lisle Computer Safe Circuit Tester LIS24550
Safe for automotive computers. Won’t damage sensitive electronic components. Draws less than 21 mA. at 12 volts DC. Operating range 3-28 volts. The red light indicates positive polarity, green indicates negative polarity.

LIS25600 Lisle Handy Hooker Circuit Tester LIS25600
Hooded probe protects your fingers and automatically centers the wire. Small size allows easy use even in the tightest places. Quickly test low voltage up to 28 volts. Alligator clip grounds tester.

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