| Product name | Four-Line Extension and Contraction Testing Rod |
| Model | ETA4564A |
| Insert match | 4mm |
| Overall length | About 1500mm |
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Four-wire bar & tweezers
ETA4564A Four-Line Extension and Contraction Testing Rod
ETA4564A four-point probe design, used for resistance meters, multimeters, or impedance analyzers, Kelvin four-wire measurement enables more accurate measurements by separating current and voltage electrodes, eliminating wiring and probe contact resistance.
