Marine Autopilots
Featured Brands
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- Simrad®Surface Mount Kit for HS75 Compasses (000-15687-001)Surface Mount Kit for HS75 Compasses by Simrad®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver...Engineered to high standardsHigh-grade design delivers extended lifespan$111.10
- SI-TEX®SP-38 Cable-Steer Autopilot Kit (SP38-3)SP-38 Cable-Steer Autopilot Kit (SP38-3) by SI-TEX®. Includes Computer, Control Unit. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....IST – Intelligent Steering Technology provides superior vessel steering capabilityADAPTIVE steering for sea conditions and varying vessel speeds$3,966.46
- SI-TEX®SP-70 Cable-Steer Autopilot Kit (SP-70-9)SP-70 Cable-Steer Autopilot Kit (SP-70-9) by SI-TEX®. Includes Computer, Compass, Control Unit, Type "R" Mechanical Drive. The SI-TEX SP-70 Autopilot is the most reliable workhorse autopilot for cruising and fishing activity. Designed...Ultra-compact, waterproof Control Unit has simple keypad operation and large LCD display of heading course, rudder angle, operating mode and error messagesControl Unit can be used as dash-mounted keypad or quickly and easily removed from mounting bracket for use as a handheld portable$4,060.93
- SI-TEX®SP-80 Cable-Steer Autopilot Kit (SP-80-9)SP-80 Cable-Steer Autopilot Kit (SP-80-9) by SI-TEX®. Includes Computer, Compass, Control Unit, Type "R" Mechanical Drive. For boaters who know where they're going. SP-80 takes you where you want to be-effortlessly. Its smart, precise...Designed for Outboard, Inboard, and Sterndrive vessels with Hydraulic or Mechanical steering systemsAutomatically pilots to your next waypoint using built-in NMEA0183 Loran/GPS interface$4,060.93
- SI-TEX®SP-80 Hydraulic Autopilot Kit (SP-80-2)SP-80 Hydraulic Autopilot Kit (SP-80-2) by SI-TEX®. Includes Computer, Compass, Control Unit, Linear Feedback. For boaters who know where they're going. SP-80 takes you where you want to be-effortlessly. Its smart, precise piloting...Designed for Outboard, Inboard, and Sterndrive vessels with Hydraulic or Mechanical steering systemsAutomatically pilots to your next waypoint using built-in NMEA0183 Loran/GPS interface$2,738.46
- Simrad®AC80S Autopilot Computer (000-10188-001)AC80S Autopilot Computer by Simrad®. Drive computer for on/off or proportional control of rudder or thruster using galvanic isolated solenoids or high level current with possibility for frequency, voltage or current angle feedback,...Engineered to high standardsHigh-grade design delivers extended lifespan$2,988.59
- Simrad®ECDIS900 MK5A Autopilot Computer (000-14487-001)ECDIS900 MK5A Autopilot Computer by Simrad®. The Simrad MARIS ECDIS900 MK5 is an IMO-type approved navigation system, designed for use aboard SOLAS vessels subject to ECDIS carriage mandates such as merchant cargo ships and tankers....Carefully crafted to suit your specific boating needsEngineered to high standards$4,737.76
- Simrad®SD80 Autopilot Computer (000-10192-001)SD80 Autopilot Computer by Simrad®. A comprehensive range of computers and interface units are offered with the Simrad AP70 and AP80 autopilots providing a complete solution for every steering system. Drive interface for on/off or...Engineered to high standardsHigh-grade design delivers extended lifespan$1,615.90
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- Simrad®Rudder Feedback Link for RF300 Feedback (20193454)Rudder Feedback Link for RF300 Feedback by Simrad®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...Engineered to high standardsHigh-grade design delivers extended lifespan$95.00
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- Scanstrut®ROKK Mini Rail Mount Phone Clamp (RLS-509-402)ROKK Mini Rail Mount Phone Clamp by Scanstrut®. The Rail Base kit enables you to mount your phone on any 19-34mm (¾-1¼”) diameter rail. The 360 degree aluminium body features a metal-on-metal locking system that multiplies your...Phone Clamp Top Plate secures mount for smartphones, handheld GPS and other small devices – ratchet adjustable. Fits devices from 125mm to 220mm 45mm to 95mm (1-3/4”-3-3/4”)360° Body installs your devices instantly onboard. With one reassuring click, your tech is both secured and released$86.63
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If you still have not equipped your boat with an autopilot and ask yourself a question if you should do it, the answer is Yes! Like no other navigation device, a properly chosen autopilot can keep your boat on a steady course, giving you a chance to do other important tasks, as well as decrease fuel consumption and minimize helm movements. As a result, you can enjoy a relaxed time afloat without affecting the steering precision.
Though there is a range of different autopilot systems created for various types of boats and featuring a number of basic and more advanced functions, the operation principle remains unchanged. An autopilot is a self-steering device that allows the vessel to hold a steady pre-set course. To cope with the task, the autopilot combines the work of three components: a heading sensor, also referred to as the fluxgate compass, a course computer, and a drive unit. The drive unit can be hydraulically or electrically powered and applies force to the rudder to adjust and maintain the course accurately.
Picking the right autopilot compatible with your boat’s specific parameters requires careful consideration. While boat design, its size and displacement are among the vitally important parameters that should be taken into account when choosing an autopilot system, special attention should always be given to the selection of a drive unit (steering ram). As the drive unit usually takes much space, it should be compatible with the size of your vessel and the type of steering system your boat uses. There are linear (for mechanically-steered boats), rotary (for cable and chain steering systems) and hydraulic (hydraulic steering systems) ram drives.
Another crucial factor is the speed of the autopilot determined by measuring the number of degrees per second of helm correction. The average autopilot speed ranges between 8° and 15° per second. You can also choose between the above-deck and below-deck units, perfectly suited for up to 40‘ sailboats and over 38‘ sailboats and powerboats respectively. However, irrespective of the type of autopilot system, additional consideration may be needed when positioning your control unit, which should preferably be located in a relatively dry place. Controllers may be basic or more sophisticated featuring GPS, sonar, available with a touch-screen display, etc.