MS-519 PVG COPPER VOLTA METER

Consist of three copper plates 145 x 50 mm. of 20 s.w.g. fitted to
plated clips by 4 mm. socket terminals two outer clips electrically
connected on a bakelite round top cover. Complete with
polypropylene jar 150 x 100 mm. height x diameter.
Spare copper plates and bottom jar also available.