The SDU 404 joins its larger SDU 420 to provide the independent shutdown capability required by Classification societies. Certified by DNV (pending), this 4 channel unit provides the key functionality and cost-effective price to align to smaller engines requiring this level of global compliance. Cyber Security certified.

The SDU 420 provides the independent shutdown capability required by classification societies. Certified by DNV (pending), this 12-channel unit provides the key functionality to align to larger engines requiring this level of global compliance. Cyber Security certified.

The SDU 410 is an independent, engine safety shutdown module designed to provide the functionality required to meet Classification Society Rules up to and including UMS notations. Equipped with eight switch channels for normally open (NO) switches, and inputs for two speed sensors, complete with wire break detection, the SDU 410 also provides for short circuit detection and protection. Cyber Security certified.

Specialist power changeover unit designed to protect 24 VDC supplies to critical components. Cyber Security certified.