Raymarine ACU-150 Actuator Control Unit
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Raymarine · Code E70430
Autopilots & Control · Heading control
Autopilots
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The ACU-150 is an actuator control unit for 12 V Evolution systems, with a maximum continuous drive current of 12 A. It is the power unit of the EV-150 and works with an EV-1 sensor, controller and compatible hydraulic drive. Pump selection depends on the steering ram's volume and requirements.
Compatible equipment
Documented connections for specific catalogue codes, including parts, requirements and manufacturer sources. Selected equipment ranges are covered; an unlisted combination does not imply incompatibility. Each connection path is assessed separately and is not a complete installation design.
1 documented connection · Sources checked: 2026-10-10
Explore connections, components & diagrams ↗
Equipment connection guide ↗
Type 1/12v Hydraulic Pump · M81120
ACU-150 · Direct
DRIVE · power / clutch
No additional adapter is required for this connection.
Functions: Steering system drive
12 V · 80–230 cc cylinder
An ACU–drive match is not a complete autopilot. EV-1, a suitable controller, a network and a technical steering-system design are required.
Check motor voltage, clutch, mechanical travel / hydraulic displacement and wiring before installation.
For older ACU-150/400 units, check the serial number against the official recall. The notice applies to specific units, not the entire range.
Type 1 Hydraulic Pumps — codes and ACU · Official manufacturer page · checked 2026-10-10
ACU-150 / ACU-400 — affected serial number check · Official manufacturer page · checked 2026-10-10
Functions & interfaces
Heading control
Technical specifications
Equipment type
Autopilots & Control
Continuous current drive
Maximum continuous 12 A in the voltage power supply
Dimensions
Width: 180 mm, Height: 140 mm, Depth: 52 mm
Weight
0.6 kg
Protection against water
Connection panel: IPx2, Drive electronics: IPx6
Operating temperature
-20 °C to +55 °C
Standby consumption
300 mA (12 V)
Nominal power supply
12 V dc
Operating voltage range
10.8 V dc to 15.6 V dc
Load NMEA 2000 (LEN)
1
Selection & compatibility
This model is included in our catalogue. The exact configuration, compatibility and supply availability are confirmed when you contact us.
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Kit contents, interfaces and required accessories are checked for the exact part number. Connection to another system does not mean all functions are built in.
Is it right for your vessel?
Tell us about your vessel, existing equipment and requirements. Elmare will help you choose the right configuration.
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+30 210 400 2538
Elmare · 1 Proussis Street, Keratsini