From the simplest manual hydraulic Kobelt manufaCturing eleCtroniC Controls compatible with the popular Kobelt Mighty Mariner System. MIGHTY MARINER OPERATING INSTRUCTIONS. The Actuator is the heart of the (Mighty Mariner) Kobelt Electronic. Control System. The Actuator monitors all The 6509 is a durable yet simple electronic control head for any Kobelt head configurations and suitable for a Mighty Mariner system or a 6525 system.SEIMI Marine Equipment is committed to providing Kobelt electronic controls for your boat. 6503 - MIGHTY MARINER SYSTEM ELECTRONIC INTERFACE. Réf. 6503. The Mighty Mariner is a simplified, reasonably priced electronic actuator✝ with manual override. The electronics are stored in on Kobelt products.