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Writer's pictureAndrea Ryan

How to Upgrade Your Yacht's Refrigeration System for Extended Voyages

When planning an extended voyage on your yacht, a reliable refrigeration system is not just a convenience—it’s a necessity. From keeping food fresh to storing beverages at the perfect temperature, your marine refrigerator and freezer play a vital role in ensuring a comfortable and successful trip. However, not all refrigeration systems are designed for long-haul voyages, and upgrading to a high-performance system can make all the difference.

In this guide, we’ll explore the key considerations for selecting and installing marine refrigerators and freezers suitable for extended trips. Plus, we’ll highlight some of the best options available and show you why S&S Dockside Marine Supply is the ideal partner for your upgrade.


Having a good refrigeration system on your boat can help extend your stay on the water.

Why Upgrade Your Yacht's Refrigeration System?

An upgrade to your yacht’s refrigeration system offers several advantages, particularly for extended voyages:


  1. Enhanced Storage Capacity:

    • Longer trips require more provisions, making a spacious refrigerator and freezer essential. Upgrading allows you to store enough perishable goods for the journey.

  2. Improved Energy Efficiency:

    • Modern refrigeration systems are designed with advanced technology that minimizes power consumption, a critical factor for long voyages where energy resources may be limited.

  3. Reliability in Harsh Conditions:

    • High-quality marine refrigeration systems are built to withstand the constant vibrations, temperature fluctuations, and humidity encountered at sea.

  4. Temperature Precision:

    • Upgraded systems provide precise temperature controls, ensuring your food and drinks remain at optimal conditions throughout the trip.

  5. Longevity and Durability:

    • Investing in a top-tier refrigeration system reduces the risk of breakdowns and extends the lifespan of your equipment.


Key Considerations When Selecting a Marine Refrigeration System

Before upgrading your refrigeration system, it’s essential to evaluate your needs and understand the factors that make one system more suitable than another. Here are the primary considerations:


1. Type of Refrigeration System

Marine refrigerators and freezers come in various types, each suited for specific applications:


  • Compressor-Driven Systems:

    • The most common type, compressor-driven systems offer excellent cooling performance and energy efficiency. They’re ideal for long voyages where reliability is paramount.


  • Thermoelectric Systems:

    • These systems are lightweight and compact but may struggle to maintain low temperatures in hot climates, making them less suitable for extended trips.


  • Absorption Systems:

    • While quiet and energy-efficient, absorption systems rely on heat sources to function, which may not always be practical on a yacht.


2. Size and Storage Capacity

Assess your storage needs based on the length of your trip and the number of people aboard. Look for systems with adjustable shelving, spacious compartments, and the ability to accommodate large items.


3. Energy Efficiency

Energy efficiency is critical for long voyages where power sources are limited. Look for models with:


  • Low amp draw

  • Variable-speed compressors

  • Insulated doors and compartments


4. Installation Space

Measure the available space on your yacht to ensure the new system fits seamlessly. Consider both the physical dimensions and ventilation requirements of the unit.


5. Durability and Build Quality

Marine refrigeration systems must be built to withstand the harsh marine environment. Opt for models made from corrosion-resistant materials like stainless steel and reinforced plastic.


6. Temperature Control Features

Modern refrigeration systems offer features like digital temperature displays, dual-zone cooling, and quick-freeze functions. These add convenience and ensure your provisions remain fresh.


Choose refrigeration for you boat that can make longer stays at sea more comfortable and enjoyable.

Top Refrigeration Options for Extended Voyages

Here are some of the best marine refrigerators and freezers available to meet the demands of long trips:


1. Dometic CRX Series

  • Key Features:

    • Dual-function capability (refrigerator and freezer)

    • Compact design for easy installation

    • Energy-efficient compressor technology

  • Why It’s Great for Extended Voyages:

    • The CRX series offers excellent performance while consuming minimal power, making it ideal for energy-conscious boaters.


2. Isotherm Cruise Classic Line

  • Key Features:

    • Available in various sizes to fit different spaces

    • Advanced insulation for improved energy efficiency

    • Robust construction for durability in marine conditions

  • Why It’s Great for Extended Voyages:

    • This line is known for its reliability and ability to maintain consistent temperatures even in challenging conditions.


3. Victron Energy SmartFreezer

  • Key Features:

    • Bluetooth connectivity for remote monitoring

    • High-capacity storage options

    • Advanced compressor technology for optimal cooling

  • Why It’s Great for Extended Voyages:

    • The Victron SmartFreezer offers cutting-edge features and exceptional energy efficiency, perfect for extended trips.


Steps to Upgrade Your Yacht’s Refrigeration System

Upgrading your refrigeration system requires careful planning and execution. Follow these steps for a smooth installation:


1. Evaluate Your Current System

  • Assess the performance of your existing system. Identify areas for improvement, such as insufficient cooling or inadequate storage capacity.


2. Select the Right System

  • Based on your needs and the factors outlined above, choose a refrigeration system that meets your requirements.


3. Plan the Installation

  • Determine the best location for the new system, ensuring adequate ventilation and easy access. Consider the power supply and wiring needs as well.


4. Prepare the Space

  • Remove the old unit and clean the area. Check for any modifications needed to accommodate the new system.


5. Install the New Unit

  • Follow the manufacturer’s installation instructions or consult a professional installer to ensure proper setup. Secure the unit to prevent movement during travel.


6. Test the System

  • Power up the system and monitor its performance. Verify that it maintains the desired temperature and operates efficiently.


Maintenance Tips for Your Upgraded System

To keep your new refrigeration system running smoothly, follow these maintenance tips:


  • Clean Regularly: Wipe down the interior and exterior with a mild cleaner to prevent buildup.

  • Check Seals: Inspect door seals for wear and replace them if necessary to maintain efficiency.

  • Monitor Performance: Use digital displays or apps (if available) to track temperature and energy usage.

  • Defrost When Needed: Prevent frost buildup by defrosting the unit as recommended by the manufacturer.


Why Choose S&S Dockside Marine Supply for Your Refrigeration Needs?

At S&S Dockside Marine Supply, we specialize in providing high-quality marine equipment that meets the unique demands of boaters. Our selection of marine refrigerators and freezers includes top brands like Victron Energy and Isotherm, ensuring you have access to the best products on the market.


When you shop with us, you’ll benefit from:

  • Expert guidance to help you choose the right system

  • Competitive pricing and a wide range of options

  • Support from a team that understands the challenges of life on the water


Visit our website or contact us today to explore our collection of marine refrigeration systems and take the first step toward upgrading your yacht for extended voyages.


Upgrading your yacht’s refrigeration system is an investment in comfort, convenience, and peace of mind. With a high-quality system from trusted brands like Victron Energy, you’ll be ready to embark on extended journeys with confidence. Trust S&S Dockside Marine Supply to provide the products and expertise you need to make your upgrade a success.

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