Simrad SD10 Mechanical Drive Unit [000-13697-001] Hunting & Fishing | Outrigger Accessories it uses 1 transducer for

it uses 1 transducer for traditional CHIRP HD-ID sonar and CHIRP DownVü and SideVü scanning sonar

ACU-400 Actuator Control Unit (Includes the M81105 Rotary Rudder Reference)

or free to swivel as required

Box Dimensions: 8"H x 12"W x 12"L WT: 10

transducers to support compass heading and rudder angle instruments

Simrad SD10 Mechanical Drive Unit [000-13697-001] Hunting & Fishing | Outrigger Accessories it uses 1 transducer forSD10 Mechanical Drive Unit The SD10 is a mechanical drive unit featuring built in rudder feedback for sailboats between 25ft and 37ft. The SD10 partners with Simrad autopilot computer as part of an autopilot system. (Access to a quadrant or tiller is required). Features: Highly Accurate Minor incremental adjustments provide a smooth auto steering experience Powerful 180kg of cable thrust ensures the rudder moves, even under heavy loads Easy &