SANWA Denki Keiki Seisakusho was established as a company manufacturing and selling diagnostic tools, or multi-testers (circuit testers) for use in equipment repair, following the increased popularity of radio receivers. (Koganei-machi, Kitatama-gun, Tokyo).
Sanwa begins production of movable parts for shock-resistant band meters using automatic assembly equipment.
2010 February, Development and launch of Leak Clamp Meter I0R100, which uses True R theory.
SANWA specializes in manufacturing (Digital Multimeters, Clamp Meters, Analog Multimeters, Earth Tester, Insulation Tester, and Relays). These high-performance products are now available on ONDUSTRIAL Marketplace.