This is a vintage Megger Insulation Tester, Series 3, manufactured by Evershed & Vignoles in London, England. It comes with its original leather case. The device features a brown mottled case, a hand crank, and a clearly labeled dial for measuring insulation resistance. The leather case shows wear consistent with age. Please note that this item has not been tested and is sold as a collectible item only.
Please Note: This item has not been tested and is being sold as a prop/display piece only.