Reverse air flow, bottom to top direction.
Basic menu control for Amstels.
Polar change with contactors.
Cathodic protection menu control for Amstels.
Polar electronic change over by mosfets .
Forward Pulse output (Chopper).
RS485 Modbus RTU/ASCII open protocol easy to integrate with SCADA or other controls PLC etc.
Vertical mounting holes Top and Bottom
USB parameterization option.