MOD volt meter Qty 1

Large analogue D.C. voltmeter, industrial electrical measuring instrument with bakelite case and top terminal connections. Calibrated from 0–150 volts and marked for use in a horizontal position. Instruments of this type were used in laboratories, power stations and electrical workshops for monitoring direct current circuits. Mid-20th century electrical test equipment.

W17 x D9 x H19 cm.

Untested.