One of these Servo Units comes with each Interceptor. These are bring offered in the off-chance that you need a replacement.
The Series S electrical Servo Unit is submersible and fits inside the interceptor, where it drives the mechanism that provides motion to the intercetor blades with precision.
It is a fast-acting, durable, calibration-free, and easy to install or replace unit that comes with a rugged 3 m cable with a self-sealing thru-hull fitting.