Raymarine ACU-150 Actuator Control Unit (No clutch, for Type 1 drives only)
The Raymarine ACU-150 is a central component of the Evolution™ autopilot system, designed to work with Raymarine Type 1 hydraulic drives (e.g. M81120). The unit provides reliable control power and communicates over the SeaTalkNG network with all other autopilot system components. It is ideally suited for smaller to medium-sized vessels with a rudder capacity ranging from 80 cc to 230 cc.
The ACU-150 does not require a clutch and is designed for use with 12V DC systems only. The unit ensures stable autopilot operation and precisely controls Type 1 drives, even in changing sea conditions.
Main features:
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Maximum continuous current: 12 A
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Output: None
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Steering angle sensor, power, drive motor, ground
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SeaTalkNG Connection: Data Transmission and Power Between System Components
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Nominal operating voltage: 12V DC (range 10.8 V to 15.6 V)
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Water resistance rating: IPX6 (drive unit), IPX2 (connection panel)
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Operating temperature: -20°C to +55°C
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Dimensions: 180 x 140 x 52 mm
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Weight: 0.6 kg
Support steering wheel dimensions: The ACU-150 is suitable for controlling hydraulic steering cylinders with a volume between 80cc and 230cc. To determine suitability, we recommend using the Raymarine Steering Cylinder Compatibility Chart or consulting an authorised dealer.
Download the Evolution autopilot installation manuals:
EV1 and ACU Installation guide
Autopilot pump Installation guide
p70s and p70Rs Installation guide
Steering angle sensor Installation guide
Evolution p70 and p70Rs pilot user and operating manual




