Steer Your Way to Perfection: Introducing the Reactor™ 40 Steer-by-Wire Standard Corepack by Garmin

Imagine cruising the ocean with the most responsive and reliable autopilot system at your fingertips. Meet Garmin’s Reactor 40 Steer-by-Wire Standard Corepack — the epitome of next-level marine technology. Previously only available for commercial ships, we're bringing this unmatched responsiveness and precision to your leisure boating experience.

Why Navigate, When You Can Auto-Pilot?

• State-of-the-Art 9-axis AHRS for ultimate stability
• Efficient power and rudder management for a smoother ride
• Quick commissioning and calibration — set sail in no time
• Compatible with multiple SeaStar Optimus, Yanmar Marine ZT 370 and ZF 2800 systems

Not Just a Gadget, It's a Game Changer

Compatible with SeaStar Optimus systems, Yanmar Marine ZT 370 stern drive electronic power steering systems, and ZF 2800 Pod drives, the Reactor 40 offers a tailored autopilot solution for both powerboats and sailboats. Its advanced 9-axis AHRS can be mounted virtually anywhere and in any orientation. Seamless integration with Garmin chartplotters and networked devices provides for a streamlined navigation experience.

Your Compact Navigator: Size Details

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Where Function Meets Elegance

Our Reactor 40 Corepack comes in a sleek and modern design, perfectly blending with your boat's aesthetic while taking minimal space.

Find Your Ideal Match: Product Variants

The Reactor 40 series has something for every boat, from powerboats to sailboats. All corepacks include features such as heading hold, wind hold, tack/jibe, and step turns. Choose the autopilot that complements your existing steering system.

Just When You Thought It Couldn't Get Any Better

This autopilot system is not just about steering. When connected to a compatible Garmin chartplotter, you gain optional features like Auto Guidance¹ for automatically steering GPS paths. Moreover, the Reactor 40 can communicate with up to 3 GHC™ helm control units and can be controlled via a compatible quatix® marine multisport smartwatch.