Bitronics VTAIE1 Three Phase Volt Meter 115VAC

Bitronics MTW DEIB-S123 Multi-Comm Digital Power Meter

Vintage 1930s Westinghouse Electric Co. Portable Field Phase Meter W/Oak Case

BITRONICS STEEL SIX 0-10 AMPS Dc. LAB METER

Bitronics Digital Power Meter amperes surplus part untested used

BITRONICS AC KIKOVOLTS PANEL METER/ FRA459

Bitronics 3-phase WYE Voltmeter, 4-Wire, 115 Vac, 0-1 mA dc

Bitronics 0-40 Kilowatts Meter 3 phase 4 wire Diesel Gauge Part