Defender Home Page
Phone: 800-628-8225 Fax: 800-654-1616 Int'l.: 860-701-3400 Email: Contact Us
Follow us on Facebook
Shipping Info
Defender Home Page
Your Cart
null View Cart View Shopping Cart
null Check My Order(s)
null Track My Package(s)
Conversion Chart
Shopping Areas
Boats & Motors
null Defender Seal null
promo A
promo B
promo C
promo D

Raymarine ACU-300 Autopilot Control Unit

  • Designed for Solenoid Controlled Steering / Raymarine Hydraulic Pumps
  • Delivers Reliable Autopilot Drive Power
  • Provides Power to the SeaTalk ng Bus
  • Item #: 
    Model #: 


    Shipping Weight: 
    7.30 Lbs.
    List Price: 
    Our Price:
    Status:  null Call to confirm

    Quantity : 

    The Autopilot Control Unit (ACU) of the Evolution Autopilot System is a rugged ACU (Actuator Control Unit) that delivers reliable autopilot drive power and also provides power to the SeaTalk ng bus. The ACU-300 Autopilot Control Unit is for solenoid controlled steering systems and Raymarine constant running hydraulic pumps.


    • Rudder reference sensor
    • Sleep switch
    • Power
    • Solenoid drive out / return
    • Ground


    Current Drive Output
    Max Continuous 5 Amp
    Drive Clutch Output
    No clutch connection
    Nominal Supply Voltage
    12 or 24 Volts DC
    Operating Voltage Range
    10.8 - 31.2 Volts DC
    Power Consumption (standby) main power supply
    300 mA (12 / 24 V)
    Power Consumption (standby) SeaTalk ng power supply
    20 mA (12 V)
    SeaTalk ng LEN
    SeaTalk ng Power out
    3 Amps at 12 V
    Data Connections
    SeaTalk ng
    Operating Temperature
    -20ºC to +55ºC
    Storage Temperature

    -30ºC to +70ºC

    Relative Humidity
    max 93%
    Waterproof Rating
    Drip Resistant

    285 mm x 211.5 mm x 64.5 mm (11.2" x 8.3" x 2.5")

    2.2kg (4.84 lbs)
    Europe: 2004/108/EC, Australia and New Zealand: C-Tick Level 2

    Raymarine Constant Running Pump
    Item #: 259940
  • Primarily Designed for Boats with an Existing Hydraulic Steering System
  • Applications: Hydraulic Steering Rams with 22-73 cubic inch Capacity
  • Power: 12 Volts DC, Corepack Required: ACU-300
  •  Include
    Model #:
    E12171 3-4.5L - USE W-ACU-300

    Have A Suggestion?

    Help us make our site better for everyone! Let us know you've found something wrong or frustrating on this page and we will improve it. Please mark each that apply.

    Product has been improperly categorized
    Page loads too slowly
    Product information is incorrect
    Page has errors or bugs
    Site is frustrating or difficult to use
    Product image is missing or wrong
    Cannot find my size
    Spelling errors on page
    Not enough product information

    Comments or Examples:
    Examples: Missing information such as dimensions and model number, typos, inaccuracies, etc...

    Please include your e-mail address below if you would like us to respond to your comments or questions.             

    Join Our Email List And Receive our Monthly Promotions
    Defender Email Specials
    Click Here For Our Privacy Policy