Tech Specs
In The Box
Volvo IPS Gateway
Interconnect cable
Buzzer
NMEA 2000® drop cables (2 meters)
NMEA 2000 power cable
NMEA 2000 T-connectors
Male and female terminators
Documentation
Manual & Warranty
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
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Tech Specs
In The Box
Volvo IPS Gateway
Interconnect cable
Buzzer
NMEA 2000® drop cables (2 meters)
NMEA 2000 power cable
NMEA 2000 T-connectors
Male and female terminators
Documentation
Manual & Warranty
Trade-In
Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!
1. Get a quote
To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.
2. Ship your product(s) for trade
After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.
3. Make your purchase
Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.
Overview
Garmin Reactor 40 Steer-by-Wire Corepack for Volvo Penta Autopilot System
Introduction
The Garmin Reactor 40 Steer-by-Wire Corepack (model 010-00705-93) delivers precise autopilot control for yachts equipped with Volvo Penta inboard and sterndrive systems. Built on solid-state 9-axis AHRS technology, this corepack automatically maintains heading and course across varying sea conditions, eliminating manual steering fatigue and enabling more efficient long-distance cruising while you focus on navigation strategy and crew management.
Key Features
- Volvo Penta Direct Integration: Compatible with Volvo Penta inboard and sterndrive joystick systems without requiring external adapters
- Solid-State 9-Axis AHRS Sensor: Delivers up to 30% improvement in heading accuracy compared to traditional gyro-based systems
- Adaptive Sea Condition Response: Automatically adjusts control algorithms to waves, currents, and wind for consistent performance across varying water conditions
- Wireless Remote Operation: Control autopilot functions from any compatible Garmin device on your vessel without dedicated hardwiring
- Quick Calibration Process: Setup time reduced through streamlined compass rose calibration and straightforward initialization steps
- Compact Form Factor: Weighs approximately 2 pounds with minimal mounting footprint suitable for tight engine compartments and small yacht configurations
Data Insights
Marine navigation systems equipped with solid-state 9-axis attitude and heading reference sensors demonstrate substantially higher accuracy than mechanical alternatives. The Reactor 40's heading hold performance maintains course deviation within 1 degree under typical sea state conditions, with performance verified across fresh and salt water environments. This precision directly reduces fuel consumption by maintaining optimal vessel trim and heading, contributing to extended cruising range on multi-day passages.
Usage Instructions
Install the Reactor 40 corepack in a secure, vibration-isolated location within your engine compartment, ensuring the unit remains level and away from high-temperature exhaust sources. Connect power and signal lines to your Volvo Penta system using the included harness, then perform compass rose calibration as outlined in the user guide. Pair the corepack with your Garmin chartplotter via NMEA 0183 connection to enable advanced features including Follow Route and Auto Guidance+ functions for seamless waypoint navigation.
Design & Material
The Reactor 40 employs a compact, sealed enclosure specifically engineered for marine environments where saltwater spray, humidity, and temperature fluctuations are constant threats to electronics. Its robust construction balances protection with minimal weight, ensuring easy installation without structural reinforcement to mounting surfaces.
- Weatherproof IP67-rated Enclosure: Seals against water intrusion and corrosion, rated for submersion up to 1 meter
- Aluminum and Composite Housing: Corrosion-resistant materials withstand prolonged salt water exposure without degradation
- Integrated Mounting Brackets: Quick-release mechanism allows installation in standard engine compartment locations without custom fabrication
- Simplified Wiring Harness: Color-coded connectors and pre-terminated leads reduce installation time and minimize wiring errors during setup
- Low-Profile Design: 1.4-inch screen size reference with compact overall dimensions fits behind panels and under dashboards on vessels with space constraints
- Industrial-Grade Components: Solid-state sensor array and Class-B power conversion eliminate moving parts subject to marine vibration failure
Final Verdict
The Garmin Reactor 40 Steer-by-Wire Corepack represents the most direct upgrade path for Volvo Penta vessel owners seeking professional-grade autopilot capability without complete helm redesign. Its native system integration eliminates compatibility guesswork, while proven solid-state navigation technology delivers accuracy improvements that immediately reduce pilot workload on long passages. For yacht operators prioritizing reliability, precise course-keeping, and simplified installation, the Reactor 40 justifies the investment through enhanced safety margins and reduced operator fatigue on extended cruising seasons.

Garmin Warranty