
Siemens 7KM3120-0BA01-1DA0
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The Siemens SENTRON PAC3120 is a compact and reliable power monitoring device designed for professional energy measurement and system transparency in industrial and commercial electrical installations.
With a standard 96 x 96 mm front format and a clear LCD graphic display, this panel-mounted instrument provides precise visualization of key electrical parameters such as voltage, current, power and energy values. It supports rated voltage inputs up to 690/400 V at 45–65 Hz and current transformer inputs X/1 A or X/5 A AC, making it suitable for a wide range of low-voltage applications.
The integrated Modbus RTU communication protocol enables seamless integration into energy management systems, PLCs and building automation networks. A wide-range power supply of 100 to 250 V AC/DC and robust screw terminals ensure flexible installation and reliable operation in demanding environments.
As part of the Siemens SENTRON portfolio, the PAC3120 combines proven Siemens quality with efficient energy monitoring, helping businesses optimize power distribution, increase operational efficiency and support energy cost control.