Seastar Hydraulic Steering is a marine steering system that uses a helm pump, hydraulic hoses, and a steering cylinder to transfer steering input smoothly to an outboard or inboard engine. Designed for boating safety and critical control, it supports front or rear mount configurations, tilt helms, and pro-level setups, delivering reliable, sealed hydraulic performance for a wide range of boats operating at sea.
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1-2 weeks delivery time The Dometic DK4220 SeaStar Smartstick and Gauge Kit is a non-contact linear position sensor that provides accurate height data for SeaStar Jack Plates. The kit includes a 35' cable that can be trimmed to the desired length and is specifically designed for seamless integration with SeaStar Jack Plates, ensuring precision and reliability in marine applications.
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$ 888.30
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1-2 weeks delivery time The SeaStar DK4320 kit includes a gauge and harness, designed for adding a second helm in marine applications. It enhances helm functionality, providing essential components for efficient control.
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$ 137.33
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1-2 weeks delivery time The SeaStar DK6125 kit includes stainless steel bolts, brass Nylock nuts, and stainless steel washers, sized 1/2"-13 UNC x 2-1/2" for hydraulic jackplates. It is designed to offer durable performance and easy installation.
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$ 83.36
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1-2 weeks delivery time The SeaStar DK6135 kit offers stainless steel bolts, brass Nylock nuts, and stainless steel washers, sized 1/2"-13 UNC x 3-1/2" for hydraulic jackplates. This set is ideal for ensuring strong and reliable mounting for your hydraulic system.
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$ 90.41
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1-2 weeks delivery time The SeaStar DK6145 kit includes stainless steel bolts, brass Nylock nuts, and stainless steel washers sized 1/2"-13 UNC x 4-1/2" for hydraulic jackplates. This kit provides durable and secure mounting solutions for marine hydraulic systems.
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$ 128.14
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1-2 weeks delivery time The SeaStar DK6165 set includes stainless steel bolts, brass Nylock nuts, and stainless steel washers, sized 1/2"-13 UNC X 6-1/2" L (165mm), specifically designed for hydraulic jackplates.
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$ 176.35
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1-2 weeks delivery time The SeaStar Dual Action Side Mount Control C80 is designed for marine applications where space is limited. It provides precise throttle and shift control while being compact and is identified by article number 9065011.
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$ 357.80
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1-2 weeks delivery time The SeaStar Dual Action Top Mount Control A80 is designed for marine applications, offering precise throttle and shift control in a standard configuration. It is compatible with cables CC230, CC330, or CCX633 and is identified by the article number 9065001.
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$ 418.30
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1-2 weeks delivery time The SeaStar Dual Action Twin Top Mount Control A80/D is a top-mount, single control unit featuring a trim switch. It’s compatible with various cable systems like CC230, CC330, and CCX633, making it a reliable and versatile choice for marine control needs.
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$ 788.44
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1-2 weeks delivery time The SeaStar Dual Station Unit for Gearbox (207573) is designed for smooth gear shifting control across multiple stations, ensuring efficient operation of the gearbox in marine applications.
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$ 269.16
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1-2 weeks delivery time The SeaStar Dual Station Unit for Throttle (207572) provides dual station functionality for throttle systems, making it ideal for marine applications requiring reliable throttle control at both stations.
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$ 355.41
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1-2 weeks delivery time The SeaStar Dual Station Unit for Throttle (Pull to Throttle Only) is designed to facilitate "Pull to Throttle" functionality in marine vehicles, ensuring easy and efficient throttle control across multiple stations.
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$ 109.90
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1-2 weeks delivery time The Seastar EA1000 is an electronic actuator designed for the Optimus system, functioning as an electronic steering cylinder to provide precise control and reliability in electronic helm setups.
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$ 7,535.18
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1-2 weeks delivery time The Seastar EC5310 is a smart cylinder flush mount unit with a starboard cable exit, engineered to improve steering precision and durability in marine applications.
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$ 2,168.10
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1-2 weeks delivery time The Seastar EC5360 electronic steering cylinder is designed for sterndrive systems, providing precise and efficient electronic steering control to enhance maneuverability and responsiveness on the water.
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$ 2,118.81
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1-2 weeks delivery time The Seastar EC5380 is a high-performance electronic steering cylinder engineered specifically for inboard steering systems, ensuring smooth and reliable operation in demanding marine applications.
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$ 2,146.66
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1-2 weeks delivery time The Seastar ED1700 Optimus CANtrak Color Display offers a digital interface for EPS systems with real-time displays of rudder direction and RPM, allowing adjustments for helm turns and steering effort, along with dealer-configurable settings. It comes with harness CM21504 and the articlenumber ED1700.
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$ 3,043.34
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1-2 weeks delivery time The Seastar ED1800 Optimus CANTrak Color Display is designed for single outboard vessels, including the CM20030 harness for CAN1 connection, providing essential system monitoring data. The articlenumber is ED1800.
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$ 3,043.34
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1-2 weeks delivery time The Seastar EH1512 is a front-mounted electronic helm compatible with 12V and 24V systems, delivering smooth and responsive electronic steering as part of the Optimus control system.
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$ 1,776.10
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1-2 weeks delivery time The Seastar EH1532 Sport Plus helm is optimized for performance and customization, featuring dual sensors for safety, adjustable steering effort, and speed-sensitive steering adjustments for performance-oriented vessels.
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$ 2,415
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How does a Seastar Hydraulic Steering system transmit steering input to a boat’s engine?
A hydraulic steering system transmits steering input through a steering kit where helm rotation pressurizes fluid that flows via a valve to the steering cylinder. In front mount or pro rear mount configurations, the cylinder converts this pressure into smooth engine movement, while seals and a seal kit ensure reliability according to system spec, supporting classic tilt, flush, and sport tilt helm designs.
How does a hydraulic cylinder translate steering input into engine movement on a boat?
A hydraulic cylinder translates steering input into engine movement by using pressurized fluid to push or pull the cylinder rod in response to helm rotation. Matched to the system ratio such as 1.7, this product delivers smooth, proportional force that turns the engine accurately, ensuring controlled and predictable steering on a boat.
How does a steering kit integrate the pump, hoses, and valve into one system?
A steering kit integrates the pump, hoses, and valve by forming a closed hydraulic loop that transfers steering input smoothly from the helm to the engine. Designed for pro front mount and sport configurations, the system ensures balanced fluid flow and precise response at sea, supporting advanced solutions such as optimus e-actuator concepts and sport plus performance standards demonstrated in technical video documentation.