Miscellaneous Electronics
Rigport RPL16-PM
Rigport RPL16-PM, Power Monitor, With voltage/current display for looping into 3-phase 16A supply lines, Digital display voltmeter ammeter (blue), Voltage measuring range: 60 V to 500 V, measuring accuracy ±1, Current measurement: 0 to 100 A,...
https://www.bizrate.co.uk/miscellaneouselectronics/rigport-rpl16-pm-oid37452646321.html