Circuit Tester

21700 The New Circuit Master Automotive Circuit Tester Computer SafeFeatures and Benefits: Will Not Harm On-Board Computers. Circuit Master is the modern universal circuit tester for all vehicles. Use to test all primary electrical circuits plus any on-board computer systems. Test computer circuits without fear of causing damage to expensi....(more info)

Circuit Tester With 6-1/2in. Long Probe and Retractable Wire

27250 Heavy Duty Circuit Tester with Retractable Wire & Long ProbeFeatures and Benefits: Features an Extra Long Wire that Stretches Up to 12 Ft. for Use, Then Automatically Retracts Easily Checks Electrical Circuits & Accessories on 6 & 12 Volt Systems 6-1/2"" Long Probe I ....(more info)

Circuit Tester With 3in. Long Probe and Retractable Wire

Features and Benefits:Features an Extra Long Wire that Stretches Up to 12 Ft. for Use, Then Automatically Retracts Easily Checks Electrical Circuits & Accessories on 6 & 12 Volt Systems 3" Long Probe....(more info)

Heavy Duty Mini Circuit Tester

29000 Heavy Duty Mini Circuit TesterFeatures and Benefits: Special compact design is especially valuable because this circuit tester will fit and work in confined, crowded areas like under the hoods and dashboards of modern cars and trucksUse for troubleshooting 6 and 12 volt systems6 Foot ground wire remains flexible at cold temperaturesSpecial....(more info)

Heavy Duty 6 or 12 Volt Circuit Tester with 60in. Leads

27000Heavy Duty Circuit TesterFeatures and Benefits: The best quality electrical circuit tester available for checking 6 and 12 volt systems.5' of tough, flexible, heavily insulated rubber wire is retained in spring supported strain relief designed to withstand the most rugged use. Bulb is easily replaced. ....(more info)

Hands Free In-Line Ignition Spark Tester

23900 In-Line Ignition Spark Tester ....(more info)

6 or 12 Volt Circuit Tester with 48in. Leads

SGT21000  "Chek - Point" Circuit Tester Features and Benefits: By far the largest selling and most widely used automotive circuit tester. Quickly checks all 6 and 12 volt systems. Use with power on.Supplied with 48" ground wire. Use to locate shorts, grounds and open circuits. Replacement Bulb Part No. 21007. ....(more info)

Bulb For 23900

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Retail Price: $2.48
Sale Price: $2.23