Tech Specs
In The Box
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.
Manual & Warranty
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Tech Specs
In The Box
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.
Manual & Warranty
Overview
Garmin Class B Compact v2 Drive Unit (010-12029-01)
Introduction
The Garmin Class B Compact v2 Drive Unit (model 010-12029-01) is purpose-built to deliver dependable autopilot steering control for mid-sized sailboats integrated with the Garmin Reactor™ 40 autopilot system. This drive unit translates autopilot commands into precise steering movements, automating the physical task of maintaining course and reducing the manual effort required during extended passages. Engineered specifically for vessels with displacement up to 48,400 lbs, the Compact v2 offers responsive steering performance while maintaining efficient power consumption across a range of sailing conditions—from coastal cruising to demanding offshore voyages.
Key Features
- Reactor™ 40 Compatibility: Designed for Garmin Reactor™ 40 autopilot systems supporting Mechanical, Retrofit, and Solenoid Corepacks with seamless network integration
- Maximum Vessel Displacement: Rated for sailboats up to 48,400 lbs, suitable for mid-sized cruising and offshore sailing platforms
- Compact Form Factor: Space-efficient design reduces installation complexity and fits flexibly within existing steering system layouts
- Precise Rudder Control: Delivers accurate steering adjustments for improved course tracking and navigation response in varying sea states
- Marine-Grade Durability: Built for demanding marine environments with robust construction for long-term reliability and consistent performance
- Retrofit-Compatible Installation: Engineered for both new installations and upgrade applications on existing sailboat systems
Data Insights
The Class B Compact v2 serves as the mechanical interface within the Garmin Reactor™ 40 autopilot ecosystem, enabling consistent heading maintenance and reducing manual steering corrections. By automating routine steering tasks, the drive unit significantly reduces physical fatigue during long-distance passages, allowing crew to focus on sail trim, navigation planning, and vessel management. Its responsive operation maintains heading accuracy while supporting the full range of advanced autopilot functionality available through compatible Garmin marine electronics and network integration.
Usage Instructions
Install the Class B Compact v2 Drive Unit according to Garmin installation documentation, ensuring proper connection to a compatible Reactor™ 40 Mechanical, Retrofit, or Solenoid Corepack. Configure and calibrate the steering linkage and drive mechanisms during setup, then perform recommended autopilot commissioning and sea trial procedures to optimize steering response and vessel handling. Regularly inspect drive system components and connections to maintain reliable operation throughout the service life of the unit.
Design & Material
The Garmin Class B Compact v2 is engineered with a compact, marine-ready design that balances space efficiency with mechanical strength. Its construction delivers durability for continuous autopilot steering operations while integrating seamlessly into Garmin autopilot ecosystems. The unit is optimized for both recreational and offshore sailing applications where dependable performance and long-term reliability are essential.
- Designed specifically for Garmin Reactor™ 40 autopilot system compatibility and ecosystem integration
- Compatible with Mechanical, Retrofit, and Solenoid Corepack configurations for flexible system pairing
- Compact installation-friendly design enabling retrofit and new-build applications with reduced space requirements
- Rated for sailboats with displacement up to 48,400 lbs across cruising and offshore sailing platforms
- Durable marine-grade construction built to withstand demanding coastal and offshore sailing environments
- Precision steering control supporting smooth, responsive autopilot operation and improved course management
Final Verdict
The Garmin Class B Compact v2 Drive Unit is an essential autopilot component for sailors operating mid-sized sailboats with Reactor™ 40 systems who demand reliable course management and reduced steering fatigue. With its compact design, robust marine construction, and seamless Garmin integration, this drive unit delivers the precision steering control necessary for both coastal cruising and extended offshore passages. Choose the Class B Compact v2 to enhance navigation efficiency, improve crew comfort, and gain the dependable automated steering performance that long-distance sailing demands.
