OTC designed the AMP Clamp/Multimeter, No. 3908, to allow accurate current measurements using clamp jaws. The clamp meter is well suited for testing starting/charging circuits, and provides easy access to current voltage and other key automotive measurements. Ideal for direct electrical testing, verification of automotive circuits and drivability related diagnostics, starting/charging system tests. The 3908 measures current in any AC/DC circuit up to 100 amps without interrupting circuit. The 22mm clamp opening size accommodates large gauge battery cables and can be used for testing started draw and alternator output.

Request More Information

By clicking above, I acknowledge and agree to Endeavor Business Media’s Terms of Service and to Endeavor Business Media's use of my contact information to communicate with me about offerings by Endeavor, its brands, affiliates and/or third-party partners, consistent with Endeavor's Privacy Policy. In addition, I understand that my personal information will be shared with any sponsor(s) of the resource, so they can contact me directly about their products or services. Please refer to the privacy policies of such sponsor(s) for more details on how your information will be used by them. You may unsubscribe at any time.