Compatible with a wide range of engines, the SGC 420 Mk II Lite offers flexible genset and breaker control with extensive configuration options including live data supervision and PLC logic customisation.Compatible with a wide range of engines, the SGC 420 Mk II Lite offers flexible genset and breaker control with extensive configuration options including live data supervision and PLC logic customisation.

Specially designed to meet the needs of OEMs and genset packagers, the SGC 420 Mk II Lite single genset controller contains all the functions you need to protect and control a genset, a genset breaker, and a mains breaker. It is compatible with a wide range of engines and can be configured for applications including engine drive, standalone genset control (off-grid/island mode), and Auto Mains Failure (AMF).

Designed to control and protect

With the SGC 420 Mk II Lite, you get a wide range of control and protection features for engines and generators, including coolant temperature control, electrical monitoring, and grid voltage/frequency monitoring. The controller can automatically exercise the engine, and it can balance the running hours between two gensets. You can configure start sequences for engines with different dynamics, and the practical deep sleep function extends the battery life by suspending normal controller functions when the genset is off.

Easy control from the user interface

The backlit full-graphics LED display of the SGC 420 Mk II Lite by default can show values and alarms in English, Chinese, and Spanish, and it can easily be adapted for other languages as described above. The user interface buttons offer easy control and configuration of the unit, including operating mode selection. The SGC 420 Mk II Lite has three alarm indicators (showing shutdown and warning alarms plus notifications) plus convenient buttons for latching mains/genset contactors and acknowledging alarms.