Top 6 Best Soft Start For Rv Air Conditioner

Richard Shafer | 19-02-2026

Running an air conditioner in your RV can quickly become a headache if your power supply is limited or your generator struggles with high startup currents. Many RV owners face tripped breakers, loud compressor thumps, and the frustration of not being able to use other appliances while cooling their space.

A quality soft start kit can solve these issues by reducing the initial power surge when your AC kicks on, making it possible to run your air conditioner smoothly—even on smaller generators or limited hookups. In this guide, we compare the best soft start kits for RV air conditioners, highlighting their strengths, ease of installation, and which models are best suited for different RV setups.

Editor's Choice
SoftStartRV By NetworkRV Soft Start Kit
SoftStartRV By NetworkRV Soft Start Kit
Premium Pick
Aoteda Upgraded RV AC Soft Start Kit
Aoteda Upgraded RV AC Soft Start Kit
Budget Pick
SoftStartRV RV AC Soft Start Kit Waterproof
SoftStartRV RV AC Soft Start Kit Waterproof

Our Top 6 Best Soft Start For Rv Air Conditioner Reviewed

After hands-on research and detailed comparisons, these Soft Start For Rv Air Conditioner products stood out as the most dependable choices.

1. SoftStartRV By NetworkRV Soft Start Kit

Best for Tight Spaces
SoftStartRV By NetworkRV Soft Start Kit
9.8

Softstartrv By Networkrv

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RV air conditioners often struggle to start on limited power, especially when running multiple appliances. This can lead to tripped breakers, loud compressor noises, and restricted comfort during travel. A soft start kit like this one is essential for ensuring smooth operation and maximizing your RV's electrical capacity.

This SoftStartRV kit stands out for its compact size and waterproof build, fitting even low-profile AC units. It's ideal for RVers who want maximum compatibility and a quieter experience, especially those with limited installation space or who frequently camp with smaller generators.

  • 40% smaller design fits all low-profile RV AC units, making installation easier in tight spots
  • 100% waterproof construction ensures durability in all weather conditions
  • Supports multiple appliances so you can run AC, fridge, heater, and more on limited power

Compared to standard soft start kits, this model prioritizes compactness and broad compatibility. While it offers strong support and ease of installation, it may not have advanced monitoring features found in some premium kits.

Strength
  • Very compact size
  • Waterproof build
  • Works with small generators
  • Supports multiple appliances
  • Easy installation guides
Weakness
  • No advanced indicators
  • No Bluetooth or app support

2. Aoteda Upgraded RV AC Soft Start Kit

Best for Broad Compatibility
Aoteda Upgraded RV AC Soft Start Kit

Starting an RV air conditioner on a limited power supply can be challenging, especially when you want to run other appliances simultaneously. A soft start kit like this helps prevent generator overload and circuit breaker trips, ensuring your travels stay comfortable and hassle-free.

The Aoteda kit is a strong choice for those seeking wide compatibility and robust protection features. It’s well-suited for RVers who use various brands of air conditioners and want a kit that’s easy to install and reliable in different environments.

  • Wide compatibility supports a variety of air conditioner brands and models
  • Dust-proof ABS shell and waterproof harness for durability and safety
  • Reduces starting current by 65-70% for smoother operation and less risk of tripping breakers

Unlike some alternatives, this kit emphasizes universal fit and protective materials. It may require more attention during installation compared to plug-and-play options.

Strength
  • Works with many AC brands
  • Durable ABS housing
  • Reduces startup current
  • Color-coded wiring
  • Short circuit protection
Weakness
  • Manual installation required
  • No plug-and-play option

3. SoftStartRV RV AC Soft Start Kit Waterproof

Best for All-Weather Use
SoftStartRV RV AC Soft Start Kit Waterproof
9.1

Softstartrv

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RV air conditioners can be difficult to start on smaller generators or limited hookups, often resulting in power issues or noisy operation. A reliable soft start kit is key to smoother, quieter AC performance and greater flexibility on the road.

This SoftStartRV kit is a dependable option for those who camp in varying weather conditions and want a waterproof solution. It’s a great fit for RVers who prioritize durability and need to run multiple appliances without overloading their system.

  • Waterproof design provides peace of mind in wet or humid environments
  • Supports up to 36,000 BTUs allowing use with larger AC units
  • Comprehensive installation support with guides and live assistance

Compared to typical models, this kit focuses on weather resistance and robust support. It may not offer the smallest footprint or the most advanced features, but it’s built to last.

Strength
  • Fully waterproof
  • Handles large AC units
  • Live installation support
  • Reduces compressor noise
Weakness
  • Not the smallest design
  • No advanced status indicators

4. Wodli Soft Start Kit for RV AC

Best for Status Monitoring
Wodli Soft Start Kit for RV AC

Managing startup surges from your RV air conditioner can be tricky, especially when using limited power sources. A soft start kit helps prevent breaker trips and ensures your AC starts smoothly, even with other appliances running.

The Wodli kit is notable for its four LED indicators, giving users clear feedback on installation and operation status. It's ideal for those who want real-time monitoring and straightforward setup, especially if you value knowing your system’s condition at a glance.

  • Four LED indicators provide clear status updates during installation and use
  • Reduces starting current by 65-70% for smoother AC operation
  • Color-coded wiring simplifies DIY installation across various AC models

Compared to basic kits, this model prioritizes user feedback and ease of troubleshooting. However, it may not be as compact as some alternatives.

Strength
  • LED status indicators
  • Smooth startup
  • Supports multiple AC models
  • Easy-to-follow manual
Weakness
  • Not the smallest unit
  • No plug-and-play option

5. Toiwrudo Soft Start Kit for RV AC

Best for DIY Installation
Toiwrudo Soft Start Kit for RV AC
8.7

Toiwrudo

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Startup surges from RV air conditioners can overload small generators or trip breakers, disrupting your comfort on the road. A soft start kit is essential for reliable cooling and protecting your electrical system.

The Toiwrudo kit is designed for easy DIY installation, with color-coded wiring and step-by-step instructions. It’s a great match for RV owners who prefer to handle upgrades themselves and want a straightforward, reliable solution.

  • Reduces startup current by up to 70% for efficient AC operation
  • Heavy-duty components enhance durability and system protection
  • Clear DIY instructions make installation accessible for most users

This kit stands out for its user-friendly setup, though it may lack advanced features like status indicators or app connectivity.

Strength
  • Simple DIY setup
  • Heavy-duty build
  • Works with small generators
  • Protects compressor
Weakness
  • No LED indicators
  • No plug-and-play option

6. SoftStartUp Plug & Play RV AC Soft Start

Best Plug-and-Play Solution
SoftStartUp Plug & Play RV AC Soft Start
8.5

Softstartrv By Networkrv

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Traditional soft start kits often require wiring and technical installation, which can be daunting for many RV owners. A plug-and-play solution eliminates these barriers, making it easy to enjoy smooth AC startups without the hassle.

The SoftStartUp unit is perfect for those seeking a truly portable, installation-free option. It’s especially suited for RVers who want to run two air conditioners on a single power source and value the ability to move the device between vehicles or appliances.

  • No installation required—just plug in and go, no tools needed
  • Supports 50A, 30A, and 20A sources for maximum flexibility
  • Includes adapter for easy connection and portability

Compared to wired kits, this model prioritizes convenience and portability. However, it’s not compatible with all RV types, so check compatibility before purchasing.

Strength
  • No wiring needed
  • Portable design
  • Works with multiple power sources
  • Adapter included
Weakness
  • Not for all RV types
  • Slightly larger footprint

Buying Guide: How to Choose the Best Soft Start Kit for RV Air Conditioners

Soft start kits for RV air conditioners are technical devices designed to reduce the initial power surge when your AC starts up. Choosing the right kit involves balancing compatibility, installation complexity, and the specific needs of your RV setup. Many buyers mistakenly assume all soft start kits are universal or that installation is always plug-and-play—understanding the differences can help you avoid costly mistakes.

Plug-and-Play vs. Wired Installation

Buyers must decide whether they want a plug-and-play solution or are comfortable with manual wiring. Plug-and-play kits are ideal for those who want hassle-free setup and portability, while wired kits may offer more flexibility or advanced features but require more effort to install.

Compatibility with AC Brands and Power Sources

Not all soft start kits work with every air conditioner or RV electrical system. Some are designed for specific brands like Coleman-Mach, while others are more universal. Always verify your AC model and power source before purchasing.

Monitoring and Troubleshooting Features

Status indicators, LED lights, and Bluetooth connectivity can make installation and operation easier. These features help users quickly identify issues and ensure the kit is functioning correctly.

Sizing and Durability Considerations

Physical size and weather resistance matter, especially for low-profile AC units or outdoor installations. Compact, waterproof kits are easier to fit and last longer in harsh conditions.

Final Buying Advice

Choosing the right soft start kit comes down to understanding your RV’s needs, your comfort with installation, and the specific appliances you want to run. Avoid assuming all kits are the same—compatibility and installation requirements vary widely.

FAQ For Soft Start For Rv Air Conditioner

1. What does a soft start kit do for my RV air conditioner?

A soft start kit reduces the initial power surge when your AC starts, allowing smoother operation on limited power sources and preventing tripped breakers.

2. Can I install a soft start kit myself?

Many kits are designed for DIY installation with color-coded wiring and manuals, but some require more technical skill or professional help.

3. Are soft start kits universal for all RV air conditioners?

No, some kits are brand-specific while others are universal. Always check compatibility with your AC unit before purchasing.

4. Will a soft start kit let me run more appliances at once?

Yes, by reducing AC startup current, you can often run additional appliances on the same power supply without overloading it.

5. Do plug-and-play soft start kits work with every RV?

Plug-and-play kits offer easy setup but may not be compatible with all RV electrical systems or AC units. Check product guidelines before buying.

6. How do I know if my soft start kit is working?

Some kits have LED indicators or Bluetooth monitoring. Otherwise, a successful installation should result in smoother, quieter AC startups.

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