This is a vintage Triplett Model 321-T DC Volts panel meter. The device measures direct current voltage with a full-scale deflection of 50 volts, as indicated by the "50" on the far right of the scale.
Key Specifications
Feature Detail
Model 321-T
Type DC Voltmeter (Direct Current)
Manufacturer The Triplett Electrical Instrument Co., Bluffton, Ohio
Range 0-50 D.C. Volts (as pictured, other ranges were available)
Sensitivity 125 Ohms per Volt
More than welcome to pick up at shop in Butler PA & save shipping.
020526-JM2