Discount Auto Tools Catalog > Diagnostics / Electronics > Circuit Testers, Short Finders 

Circuit Testers, Short Finders

Automotive test lights, circuit testers & short finders are some of the specialty tools in this section.
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SG Tool Aid


SGT27300
SG Tool Aid 27300 CIRCUIT TESTER W/RETRACTABLE WIRE HEAVY DUTY
Features and Benefits: Features an extra long wire that stretches up to 12 feet for use, then...
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List Price: $9.95
Your Price: $8.40
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SGT28000
SG Tool Aid 28000 PROBE LOGIC HD AUTOMOTIVE
Features and Benefits: Tests high and low voltages (power and ground) on 6, 12...
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List Price: $41.95
Your Price: $30.23
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Sheffield Research/GTC


SR 8002
Sheffield SR 8002 Research Cordless 3-28 Volt DC Professional Circuit Tester
Rugged Solid State electronic voltage detector. Needs no wire or clip connector to ground. Safe around automotive micro-comuters. Simple...
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List Price: $27.80
Your Price: $21.13
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SR FF310
Sheffield Research FaultFinder-Short/Open Circuit Finder & Tracer 6 to 42 Volt
• Locate short circuits, open connections, broken wires, current leaks and even trace wires quickly and easily in most cases...
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List Price: $235.92
Your Price: $169.19
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Sunex


SUN4001
Sunex 4001 CIRCUIT TESTER 6 & 12V W/COILED CORD STD LENGTH
Features and Benefits: 3-1/2" long insulated probe Insulated alligator clip 7-1/4"...
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List Price: $13.65
Your Price: $12.05
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Thexton


THE121
Thexton THE121 Wirehawk® Circuit Tester for 12/24V Circuits
Wirehawk® requirs just one hand to test circuits in hard to reach areas. Works two ways: Captures and pierces wire...
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List Price: $32.86
Your Price: $19.34
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THE137
Thexton THE137 Power-On Circuit Tester
Tests function and operation of electrical motors, solenoids, relays, lights and more by supplying power or ground. For use on...
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List Price: $223.57
Your Price: $137.14
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THX121
Thexton 121 TEST LITE WIREHAWK
121 Wirehawk® Circuit Tester Features and Benefits: Fast, handy For 12V/24V circuits Wirehawk® requires just one hand...
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List Price: $23.51
Your Price: $15.11
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THX137
Thexton 137 POWER PROBE CIRCUIT TESTER
Features and Benefits: For 12VDC or 24VDC systems LED visual indicator ...
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List Price: $159.99
Your Price: $135.06
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Tool Aid


TA 27000
Tool Aid TA 27000 Heavy Duty Circuit Tester - 6/12V
The best quality electrical circuit tester available for checking 6 and 12 volt systems. Made to last longer than...
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List Price: $7.89
Your Price: $5.85
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TA 27250
Tool Aid TA 27250 H.D. Circuit Tester with 6-1/2" Probe
Circuit Tester features and extra long wire that stretches up to 12 feet for use, then automatically retracts. Quickly and...
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List Price: $19.64
Your Price: $15.46
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TA 28000
Tool Aid TA 28000 7" Heavy Duty Automotive Logic Probe
A modern circuit tester with time tested durability. Quickly and safely tests high and low voltages (power and ground) on...
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List Price: $45.94
Your Price: $36.02
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TA 28100
Tool Aid TA 28100 3" Heavy Duty Automotive Logic Probe
A modern circuit tester with time tested durability. Quickly and safely tests high and low voltages (power and ground) on...
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List Price: $45.41
Your Price: $35.68
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Waekon


WAE76100
Waekon WAE76100 PGI Pistol Probe Power/Ground Tester
There’s nothing faster or more versatile to verify circuits and component operation for window and lock motors, fuel pumps, cooling...
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List Price: $134.00
Your Price: $102.68
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WAE76200
Waekon WAE76200 AST Automotive Signal Tester with Logic
Designed specifically for testing computer-controlled vehicles. Tests virtually any circuit on the vehicle.• The all-in-one quick check tool for no-starts....
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List Price: $114.95
Your Price: $79.37
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WAESST-42V
Waekon Industries SST42V TEST LIGHT 6-12-24-42 VOLT SST
Features and Benefits: Microprocessor controlled current loading capability - a TRUE test of powers and grounds. All...
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List Price: $103.00
Your Price: $73.04
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WAESST42V
Waekon WAE SST42V SST42V Test Light For Upto 42 Volt Systems
• SST 42V identifies power, ground and open circuits on 6, 12, 24 and 42 volt systems• Computer and airbag...
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List Price: $102.96
Your Price: $83.26
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