Soft start kits for air conditioning units are essential for enhancing both efficiency and longevity. These devices reduce the initial surge of electricity when the unit starts, minimizing wear and tear on the compressor and electrical components. Selecting the right soft start kit can lead to significant energy savings and improved performance.
This guide reviews the best AC soft start kits on the market, providing insights into their features, compatibility, and installation processes. By focusing on key factors such as reliability and cost-effectiveness, readers will gain valuable knowledge to make informed decisions. The information presented aims to assist homeowners and HVAC professionals in selecting the most suitable soft start solution for their air conditioning needs.
List of Top 10 Best ac soft start kit
| Image | Title | Best For | Link |
|---|---|---|---|
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Micro-air Easystart Flex 398 – Bluetooth Soft Start Kit For Home Air Conditio… | The MICRO-AIR EasyStart FLEX 398 is ideal for homeowners, RV users, and commercial operators seek… | |
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Airgo Air Conditioner Soft Start Module Easy Diy Install Smallest Soft Start … | The AIRGO Air Conditioner Soft Start Module is best suited for users looking to enhance the perfo… | |
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Micro-air Easystart Flex 398 – Bluetooth Soft Start Kit For Home Air Conditio… | The MICRO-AIR EasyStart FLEX 398 is ideal for homeowners, RV users, and commercial operators seek… | |
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Softstart Home Soft Starter For Air Conditioners Heat Pumps Reduces Startup… | The SoftStart Home is ideal for homeowners and RV users seeking to reduce the startup power of ai… | |
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Airgo Ac Soft Starter Reverse Motor Protection Easy Diy Install Kit Fits Insi… | The AIRGO AC Soft Starter is ideal for HVAC technicians and homeowners seeking a user-friendly so… | |
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Softstartrv Soft Start For Rv Air Conditioner Rv Ac Soft Start Kit For Air Co… | The SoftStartRV Soft Start for RV Air Conditioners is best suited for RV owners who wish to opera… | |
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Aoteda Soft Start For Rv Air Conditioner Upgraded Hvac Rv Ac Soft Start Kit F… | The Aoteda Soft Start for RV Air Conditioner is ideal for RV owners who wish to efficiently power… | |
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Coleman-mach Soft Start Kit For All Coleman-mach Air Conditioners And Heat Pu… | The Coleman-Mach Soft Start Kit is ideal for users seeking to enhance the performance of their Co… | |
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Wodli Soft Start Kit For Rv Air Conditioner Hvac Soft Start Kit For Rv Van Ca… | The Wodli Soft Start Kit is ideal for RV owners and those using small generators, enabling effort… | |
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Briidea 1632a Ac Soft Start Kit For Home Air Conditioner 47 Ton Reverse Motor… | The briidea 1632A AC Soft Start Kit is ideal for homeowners with air conditioning units between 4… |
Detailed Reviews
The following section presents the top 20 best AC soft start kit reviews. Each product has been selected based on performance, reliability, and user feedback. These kits have been meticulously evaluated to provide insights into their features, benefits, and potential drawbacks. Readers can expect clear and concise information to aid in making informed decisions.
Micro-air Easystart Flex 398 – Bluetooth Soft Start Kit For Home Air Conditio…

The MICRO-AIR EasyStart FLEX 398 operates effectively, reducing power surges and enhancing the start-up of air conditioning units up to six tons. Its performance is reliable across various applications, including home, RV, and commercial use, making it versatile for different environments.
The build quality of the EasyStart FLEX 398 is solid, featuring durable materials designed to withstand various conditions. Its user-friendly design simplifies installation, with clear instructions that facilitate quick setup. The Bluetooth capability adds convenience, allowing users to monitor and control the system with ease.
Pros
- Reduces power surges, making it safer for air conditioning units.
- Compatible with generators, providing flexibility for various power sources.
- Offers Bluetooth connectivity for convenient operation and monitoring.
Cons
- Installation may require technical knowledge, which could complicate setup.
- Limited to air conditioning units up to six tons, restricting its use for larger systems.
- Higher price point.
Perfect For:
The MICRO-AIR EasyStart FLEX 398 is ideal for homeowners, RV users, and commercial operators seeking to reduce power surges and improve the efficiency of their air conditioning systems during startup, especially when using generators.
Airgo Air Conditioner Soft Start Module Easy Diy Install Smallest Soft Start …

The AIRGO Air Conditioner Soft Start Module delivers reliable performance, allowing air conditioners to start smoothly without strain. This feature is beneficial for generators, providing reverse motor protection and enhancing safety. Its proven reliability stands out, making it a suitable choice for various applications.
The build quality of this module is commendable, showcasing a robust design that supports easy DIY installation. Its compact size makes it the smallest soft start module available, ensuring it fits easily into tight spaces. Overall, the user-friendly design contributes to its appeal for both novice and experienced users.
Pros
- The AIRGO Air Conditioner Soft Start Module is compact and easy to install, making it accessible for DIY enthusiasts. It provides reverse motor protection, enhancing safety during generator use. Proven reliability gives users confidence in its performance over time.
- Reliable performance.
- Sleek and modern design.
Cons
- Installation may require some electrical knowledge, which could be challenging for beginners. It is designed for specific amperage ranges, limiting its versatility with various air conditioning units. The small size may result in reduced features compared to larger models on the market.
- Higher price point.
- Limited accessories included.
Perfect For:
The AIRGO Air Conditioner Soft Start Module is best suited for users looking to enhance the performance and reliability of their air conditioning systems, particularly in generator applications.
Micro-air Easystart Flex 398 – Bluetooth Soft Start Kit For Home Air Conditio…

The MICRO-AIR EasyStart FLEX 398 performs exceptionally well, allowing air conditioners to start up efficiently without the usual power surge. Its compatibility with generators makes it versatile for various applications, including home, RV, and commercial use, catering to units up to 6 tons with ease.
The build quality of the EasyStart FLEX 398 is impressive, featuring durable materials that withstand different environments. Its user-friendly design simplifies installation, making it accessible for both professionals and DIY enthusiasts. The Bluetooth functionality enhances usability, allowing users to monitor performance conveniently from their devices.
Pros
- Reduces power surge during startup, which protects the air conditioning unit.
- Compatible with various generators, making it versatile for different uses.
- Supports units up to six tons, accommodating a wide range of air conditioners.
Cons
- Installation may require some technical knowledge, which can be a barrier for some users.
- Bluetooth connectivity might not work well in all environments, limiting usability.
- Higher price point.
Perfect For:
The MICRO-AIR EasyStart FLEX 398 is ideal for homeowners, RV users, and commercial operators seeking to reduce power surges and ensure efficient start-up of air conditioning units up to 6 tons, particularly when using generators.
Softstart Home Soft Starter For Air Conditioners Heat Pumps Reduces Startup…

The SoftStart Home device performs exceptionally well by reducing startup power for air conditioners and heat pumps by 70 percent. This efficiency not only aids in energy savings but also extends the compressor's lifespan, accommodating units of up to 6 tons. The straightforward installation process, taking about 15 minutes, enhances…
The build quality of the SoftStart Home is commendable, featuring durable materials that ensure longevity. Its compact design allows for easy integration in various setups, including generators, RVs, and solar systems. Overall, its user-friendly interface and reliable performance make it a practical solution for enhancing HVAC efficiency.
Pros
- Reduces startup power consumption by 70%, promoting energy efficiency.
- Compatible with generators, RVs, and solar systems, offering versatile use.
- Installation takes only 15 minutes, making it convenient for users.
Cons
- May not be suitable for all air conditioner models, limiting compatibility.
- Higher price point.
- Limited accessories included.
Perfect For:
The SoftStart Home is ideal for homeowners and RV users seeking to reduce the startup power of air conditioners and heat pumps, enhancing energy efficiency while prolonging compressor life.
Airgo Ac Soft Starter Reverse Motor Protection Easy Diy Install Kit Fits Insi…

The AIRGO AC Soft Starter demonstrates solid performance with its reverse motor protection feature. It effectively manages motor startups, reducing electrical surges that can damage HVAC systems and generators. Users can expect reliable operation, making it a practical solution for various applications without compromising efficiency.
The build quality of the AIRGO Soft Starter is impressive, showcasing durable materials that ensure longevity. Its compact design allows for easy installation inside air conditioning units. The included DIY install kit simplifies the process, making it accessible for users of all skill levels. Overall, it combines functionality and usability…
Pros
- The AIRGO AC Soft Starter is designed to protect motors from reverse operation, enhancing safety for users. Its compact size allows for easy installation inside air conditioning units without requiring extensive modifications. This product is a practical solution for both HVAC systems and generators, making it versatile for various applications.
- Reliable performance.
- Sleek and modern design.
Cons
- Installation may require some technical knowledge, which could be a barrier for inexperienced users. The soft starter may not be compatible with all AC models, limiting its usability. Some users might find the price point higher compared to traditional surge protectors.
- Higher price point.
- Limited accessories included.
Perfect For:
The AIRGO AC Soft Starter is ideal for HVAC technicians and homeowners seeking a user-friendly solution for protecting their air conditioning systems and generators from power surges and reverse motor issues.
Softstartrv Soft Start For Rv Air Conditioner Rv Ac Soft Start Kit For Air Co…

The SoftStartRV Soft Start for RV air conditioners performs exceptionally well, enabling smooth starts for AC units, even with small generators. The device effectively reduces the initial power surge, which helps in maintaining system efficiency and prolonging the lifespan of the air conditioning unit.
The build quality of this soft start kit is commendable, featuring waterproof components suitable for various weather conditions. The design is user-friendly, making installation straightforward for most users. Its compact size allows for easy integration into RV systems without occupying significant space.
Pros
- Easy installation allows users to set it up without professional help.
- This product is designed to work effectively with small generators, making it versatile.
- Its waterproof feature ensures durability in various weather conditions.
Cons
- Limited customer support may pose challenges for troubleshooting.
- Higher price point.
- Limited accessories included.
Perfect For:
The SoftStartRV Soft Start for RV Air Conditioners is best suited for RV owners who wish to operate their air conditioning units efficiently, especially when using smaller generators or in situations where power limitations exist.
Aoteda Soft Start For Rv Air Conditioner Upgraded Hvac Rv Ac Soft Start Kit F…

The Aoteda Soft Start for RV air conditioners excels in performance, allowing smooth operation of HVAC systems with small generators. Its advanced technology minimizes power surges, making it easier to start electrical appliances. This feature is particularly beneficial for RV users who rely on limited power sources.
Build quality is solid, with durable materials that promise longevity in varied environments. The design is user-friendly, featuring clear installation instructions. This makes it accessible for individuals with varying technical skills. Overall, the Aoteda Soft Start combines functionality with ease of use, enhancing the RV experience.
Pros
- Reliable performance.
- Sleek and modern design.
- Durable build quality.
Cons
- The Aoteda Soft Start is designed to allow RV air conditioners to start smoothly with less power. It simplifies the process of running electrical appliances on smaller generators. The installation process is user-friendly and does not require advanced technical skills.
- The product may not be compatible with all RV air conditioning units. Some users may find the initial cost higher than expected. Performance can vary based on the specific generator used for power supply.
- Higher price point.
Perfect For:
The Aoteda Soft Start for RV Air Conditioner is ideal for RV owners who wish to efficiently power their air conditioning units with small generators, making it suitable for camping or travel in vans, trailers, and motorhomes.
Coleman-mach Soft Start Kit For All Coleman-mach Air Conditioners And Heat Pu…

The Coleman-Mach Soft Start Kit enhances the performance of Coleman-Mach air conditioners and heat pumps by reducing start-up amperage by 75%. This feature allows for smoother ramping, resulting in improved overall efficiency during operation. Users will appreciate the noticeable difference in performance during high-demand situations.
Constructed with quality materials, the kit is designed for durability and longevity. Its straightforward design facilitates easy installation across various Coleman-Mach models. The usability of this kit makes it accessible for both professionals and DIY enthusiasts, ensuring that anyone can enhance their air conditioning system effectively.
Pros
- Reduces start-up amperage by a significant margin, enhancing energy efficiency.
- Facilitates smoother operation of air conditioning units, promoting better performance.
- Compatible with multiple Coleman-Mach series, providing versatility for different models.
Cons
- Performance benefits may not be immediately noticeable, requiring time for evaluation.
- Higher price point.
- Limited accessories included.
Perfect For:
The Coleman-Mach Soft Start Kit is ideal for users seeking to enhance the performance of their Coleman-Mach air conditioners and heat pumps by significantly reducing start-up amperage, making it suitable for environments with limited electrical capacity.
Wodli Soft Start Kit For Rv Air Conditioner Hvac Soft Start Kit For Rv Van Ca…

The Wodli Soft Start Kit shows impressive performance, enabling RV air conditioners to operate efficiently even with small generators. It effectively reduces the initial power draw, making it easier to start electrical appliances. Users can enjoy cooler environments in their RVs without overloading their power sources.
The build quality of the kit is robust, featuring durable components designed for long-term use. Its compact design allows for easy installation in various RV models, vans, and trailers. The straightforward usability makes it accessible for anyone, regardless of technical skill, ensuring a hassle-free setup and operation.
Pros
- The Wodli Soft Start Kit enables RV air conditioners to operate with smaller generators.
- This kit simplifies the start-up process for air conditioning units in various vehicles.
- Installation is straightforward and can be completed without professional assistance.
Cons
- The product may not be compatible with all air conditioner models.
- Higher price point.
- Limited accessories included.
Perfect For:
The Wodli Soft Start Kit is ideal for RV owners and those using small generators, enabling effortless operation of air conditioners and electrical appliances without overloading the power source.
Briidea 1632a Ac Soft Start Kit For Home Air Conditioner 47 Ton Reverse Motor…

The briidea AC Soft Start Kit demonstrates exceptional performance with its ability to reduce start-up current by 70%. This feature is particularly beneficial for larger air conditioning units ranging from 4 to 7 tons. The quiet operation enhances overall comfort, making it suitable for residential environments.
The build quality of the kit is solid, featuring durable components designed to withstand regular use. Its user-friendly design simplifies installation, allowing homeowners to easily integrate it with both utility and generator power. The reverse motor protection adds an extra layer of safety, ensuring reliable operation over time.
Pros
- Reduces start-up current by 70%, which helps save energy.
- Features reverse motor protection to enhance system longevity.
- Installation may require professional assistance for optimal setup.
Cons
- Provides quiet operation, minimizing noise during air conditioner start-up.
- Compatibility is limited to specific air conditioner sizes, which may restrict use.
- Higher price point.
Perfect For:
The briidea 1632A AC Soft Start Kit is ideal for homeowners with air conditioning units between 4 and 7 tons who seek to reduce start-up current, enhance quiet operation, and protect their motor from reverse rotation.
Buying Guide
Before purchasing the best AC soft start kit, there are several factors that can impact your decision. Understanding these factors can help make the selection process smoother and more effective. This guide will outline key aspects to keep in mind.
Power Compatibility
Check the power compatibility of the soft start kit with your air conditioning unit. Many kits are designed to work with specific voltage and phase configurations. Ensure that the kit matches your system to avoid operational issues.
Ease of Installation
Installation can vary from one soft start kit to another. Some kits offer a plug-and-play design, while others may require more technical knowledge. Consider your comfort level with installation when choosing a kit.
Durability and Warranty
Evaluating the durability of the soft start kit is essential for long-term performance. Look for kits made from high-quality materials that come with a warranty. A solid warranty can provide peace of mind and protection against defects.
Frequently Asked Questions
What is the price range for AC soft start kits?
AC soft start kits typically range from $100 to $300, depending on the features and brand. Higher-end models may offer additional capabilities but assess your needs before purchasing.
What key features should I look for in a soft start kit?
Look for features such as voltage compatibility, current rating, and installation ease. Additionally, consider models with built-in overload protection for added safety.
Are there beginner and advanced options for soft start kits?
Yes, there are both beginner-friendly kits and advanced options available. Beginners may prefer simpler, plug-and-play kits, while experienced users might opt for more complex systems with additional features.
What common mistakes do people make when buying a soft start kit?
A common mistake is not checking compatibility with the existing AC unit. Another frequent error is underestimating the importance of installation ease, which can lead to frustration.
How do I maintain the soft start kit for durability?
Regularly inspect the kit for signs of wear and ensure connections are secure. Following the manufacturer’s guidelines for maintenance can significantly enhance its lifespan.
Conclusion
Choosing the best AC soft start kit can lead to improved efficiency and reduced wear on your air conditioning unit. By considering factors like power compatibility, installation ease, and durability, you can make an informed decision. Take action today to enhance your cooling system and ensure its longevity.
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