With these Descriptions:
Lower electricity bill and Infrastructure cost,
The most powerful in its class @ 45% DUTY CYCLE.
==Digital inverter technology
==Thermostatic overload protection and indicator light
==Compatible for generator use
==High performance even with long cables
==IP21S protection class
==Meet EN60974-1, EN60974-10 and CE standards for safety and reliability
==Two years warranty,
the 400 Amps Inverter 405 Ultra is in a class of its own.