10 Best Rv Soft Start For Air Conditioner of 2025

Tested and Reviewed: Top 10 Rv Soft Start For Air Conditioner deals with expert ratings from 8.1 to a perfect 10

June 2025 Edition

Editor's Choice

9.7

Coleman

Coleman-Mach 1497-3601 AC Capacitor Soft Start Control Kit

Editor's bottom line:

“This rv soft start for air conditioner is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Air conditioner capacitor
Soft start control kit
Use with Coleman 450XX/ 452XX/ 470XX/ 472XX/ 480XX/ 482XX-series air conditioners to reduce the starting current of the compressor
Includes soft start box, bracket, four #10-3/8 screws, four #10-5/8 self drilling screws, split bushing, two wire nuts, 5 wire ties, and sealant

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Picked by 230 people today

Best Value

9.5

Save 50%

Zkaybb

Zkaybb Soft Start Kit for Air Conditioner, Easy Start an 12V A/C unit & Appliances on RV Power for Trailer Camper, Van

50% OffFree Shipping

Main Highlights

The high current generated during RV A/C startup can cause the generator to trip or cause equipment damage. Soft start kit for air conditioner works by temporarily reducing the starting current by 65-75%, resulting in smoother power consumption and short-cycle protection.
Soft start for RV air conditioner Includes 5 different color wires for easy identification, plug and play. It works with a variety of air conditioner brands such as Dometic, Coleman and others. If you have installation questions, please contact us.
Air conditioner soft start only a 2200W generator is needed to start a 15,000 BTU air conditioner running while powering other appliances such as refrigerators and heaters. You to operate your air conditioner using a 20A household hookup, or operate 2 air conditioners simultaneously on a 30A hookup(requires installation of two soft starters).
RV ac soft start kit compact and delicate, seamlessly mounts on the roof of your RV. Made of reinforced ABS housing, waterproof, aging-resistant and good heat dissipation. Built-in overload and short-circuit protection helps to maintain stable and safe operation, able to withstand the rigors of travel and various weather conditions.
RV soft start for air conditioner can reduce the consumption of the battery during the starting process while reducing the noise and vibration of the air conditioning compressor, extending the seRVice life of the air conditioner. It provides a better sleeping environment and enhances the RV driving experience.

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9.5

Aoteda

Aoteda Soft Start for RV Air Conditioner, RV AC Soft Start Kit for Air Conditioner, Easy Start an A/C & Appliances on RV Power with a Small Generator, Trailer Camper, Motorhome HVAC

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Main Highlights

SOFT STARTER USE PERFORMANCE: By installing an RV AC soft starter, it allows you to easily start your 2200 BTU air conditioner using only a 15,000W generator, providing you with the power to run other appliances such as your refrigerator, heater, microwave, hairdryer, fans, and TV. This means you don't have to buy a bigger generator and run your air conditioner on a limited power supply.
LOW NOISE, SMOOTH STARTING: The Aoteda soft starter reduces the starting current of your air conditioner by 65%-70%, resulting in smoother power consumption and short cycle protection. Prevents the generator from overloading or the circuit breaker from tripping. This will bring you a better sleeping experience during your trip and effectively extend the service life of your air conditioner.
WIDE COMPATIBILITY: The RV Air Conditioner Soft Starter allows you to operate your air conditioner on a 20A domestic connection or two air conditioners at the same time on a 30A connection (two soft starters are required). This means you don't need to buy a larger generator, and you can enjoy reliable cooling even in RV parks with limited power supply, making your trip more enjoyable.
DURABLE AND RELIABLE MATERIALS: RV air conditioning soft starter, installed with RV soft starter to reduce starting current and protect equipment. The functions include dust-proof ABS plastic shell, waterproof and anti-oxidation wiring harness, upgraded professional capacitors, precision designed circuit board, built-in overload and short circuit protection. Helps maintain stable and safe operation, bringing safety to travel.
EASY TO INSTALL: The Aoteda soft starter includes a detailed wiring diagram and instruction manual. The product's five wires are color-coded for easy identification and connection. It is widely available for a variety of air conditioner brands on the market. The soft starter kit plays a vital role in improving the performance and reliability of air conditioning units installed in recreational vehicles, travel trailers and motorhomes.

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9.2

Wodli

Wodli Soft Start Kit for RV Air Conditioner, HVAC Soft Start Kit, Soft Start for RV, Van, Camper, Trailer Air Conditioner, Easy Start an A/C & Electrical Appliances with a Small Generator

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Main Highlights

Why Need a Soft Start for RV Air Conditioner: With Wodli RV air conditioning soft starter, you can start a 15,000 BTU air conditioner with a 2200W generator, while also powering other appliances such as refrigerators, microwaves, washing machine, fans and TVs. Wodli RV AC soft start ensures smoother operation and fewer circuit breaker trips.
Ideal for Home and RV Use: Wodli RV air conditioner soft start kit allows you to operate your air conditioner using a 20A household hookup, or two air conditioners at the same time on a 30A hookup (2 soft starters are required). You don't need to buy a bigger generator, you can use a limited power source such as a 30A RV park to run the air conditioning.
Low Noise and Smooth Start: Wodli RV soft starter can reduce the starting current by 65%-70%, make the air conditioner start smoothly, prevent the generator overload or circuit breaker trip. Not only reduce the battery consumption when starting, but also reduce the noise and vibration of the air conditioner compressor, and extend the service life of the air conditioner.
Newly Upgraded 4 LED Indicators: 4 LED indicators allow you to better understand the status of soft start RV air conditioning. Multiple status displays allow you to make the right decisions when installing. When you travel, keep the air conditioning condition in advance, so that you can enjoy a peaceful and pleasant journey!
Quick & Easy Installation: Wodli soft starter includes a detailed instruction manual that provide effective guidance to help you install it. Soft start's five wires are color-coded for easy identification and connection. Soft start kit for kit home air conditioner supports a wide range of air conditioning models, providing reliable performance in different setups.

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9.0

Save 9%

Carropecas

Soft Start for RV Air Conditioner,CARROPECAS Soft Starter for RV Enables Easy Start an A/C,Appliances on RV Power with a Small Generator,Easy Installation,1Year Limited

9% OffFree Shipping

Main Highlights

HAPPY TRAVELS:The RV Air Conditioner Soft Start Kit allows you to effortlessly start your 15000 BTU air conditioner using only a 2200W generator, providing you with the power to run your refrigerator, heater, microwave, hairdryer, fan and TV without hassle. Safely run multiple appliances for home-like comfort
Convenient -Versatile:This soft start solution enables you to operate your AC with a 20A household connector or simultaneously run two air conditioners with a 30A connection (requires two kits) Enjoy reliable cooling even at RV parks with limited power supply, making your travels more enjoyable
Noise Reduction Technology:With the soft starter,the startup current for your RV air conditioner is reduced by 65%-70%, ensuring smoother starts and preventing generator overload or circuit breaker trips, which enhances your overall travel comfort and sleep quality
Durable-Safe Design:RV air conditioner soft start, install the RV soft starter to reduce starting current and protect equipment. Features include an insulated dustproof housing, waterproof and oxidation resistant wiring harness, upgraded professional capacitors, precision designed circuit board, built-in overload and short circuit protection. Start your air conditioner without affecting the use of other appliances such as televisions, refrigerators and microwaves, reducing generator overload, tripping and noise.Note: The product reduces the high inrush current during air conditioner startup (2-3 times the running current) but does not reduce normal running curre
EASY INSTALLATION: The Soft Start Kit includes detailed instructions on the Soft Start Air Conditioner product, an installation kit and five colour coded wires for easy identification and connection. Compatible with a wide range of air conditioner brands, including Dometic, saving you time and money! Also available with 1 year of limited support, which can be extended in the event of special circumstances-if you face any issues with our CARROPECAS soft start for rv air conditioner, contact us anytime. well respond within 24 hours

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8.8

Kedite

Kedite Soft Start for RV Air Conditioner, Upgraded A/C Soft Smart Start Kit Waterproof Easy Start Electrical Appliances with a Small Generator for Home, Van, Camper, Trailer, Motorhome HVAC

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Main Highlights

WORKS ON ANY RVKedite's updated soft starter smoothly frees up AMPS to run more items such as the fridge, heater, hairdryer and even the TV while you start the 15,000 BTU air conditioner with the 2200W generator, even when there is insufficient power to the RV. It is highly effective at eliminating low-power starting problems and is perfect for motorhomes, fifth wheels, toy haulers, travel trailers, campers van, truck campers and more.
WHY NEED ITThe soft starter reduces starting current by 65-70% and eliminates the need for a large or second generator. It is not only compact but also 100% waterproof. The product uses fewer peak amps for longer periods of time, which results in fewer tripped circuit breakers, less wear and tear, and potentially longer compressor life. This makes it an essential item for any home. (Only two soft starters are needed to run two air conditioners at 30 amps.)
Less Noise &Stay CoolThis new soft starter reduces the noise and vibration of the air conditioning compressor, so you and your family can sleep through the night. It works in extreme weather to keep your RV cool or warm all night long. With 4 LEDs to show you the status of your soft start RV air conditioner, buy it now and enjoy a quiet RV sleeping experience and a worry-free journey!
Easy to InstallPurchase a Kedite soft starter with a comprehensive instruction manual that provides detailed tutorials for your installation. Supports a wide range of air conditioner models, it can work for your 115v 50-60hz motors and compressors up to 3 tonnes, eliminating the need for contractors or capacitors.
Strong Quality and ServiceKedite is a professional brand of RV accessories, dedicated to providing the highest quality products for users. No matter what problems you encounter in the process of use, just contact us and we will provide you with solutions within 24 hours.

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8.6

briidea

Soft Start for RV Air Conditioner, Briidea Soft Starter for RV Enables Easy Start an A/C & Appliances on RV Power with a Small Generator

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Main Highlights

WHY NEED IT: By installing the Briidea RV air conditioner soft starter, you can start a 15,000 BTU air conditioner with only a 2200W generator, while also powering other appliances such as a refrigerator, heater, microwave, hair dryer, fan, and TV simultaneously
HAPPY TRAVELS: The Briidea RV air conditioner soft starter allows you to operate your air conditioner using a 20A household hookup, or operate two air conditioners simultaneously on a 30A hookup(requires installation of two soft starters). This means that you don't need to purchase a larger generator and can operate your air conditioner in limited power sources like a 30A RV park, making your travels more convenient and enjoyable
Reduce Noise: The Briidea soft starter can reduce the starting current of the air conditioner by 65%-70%, making each start of the air conditioner smooth, preventing generator overload or circuit breaker tripping. This will bring you a better sleep experience during your trip and effectively extend the life of your air conditioner
SAFE AND RELIABLE: The RV air conditioner soft starter adopts a high-quality ABS enclosure that is flame-retardant and dust-proof. It features built-in overload and short circuit protection, which helps to maintain stable and safe operation. This makes it an ideal choice for your needs
EASY INSTALLATION: The Briidea soft starter includes a detailed instruction manual that provide effective guidance to help you install it quickly and easily. Additionally, the product's five wires are color-coded for easy identification and connection. It is widely applicable to various air conditioner brands in the market, such as Dometic Coleman and many others

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8.3

Save 35%

Spartan Power

Spartan Power SpartanStart - Soft Start Kit for RV Air Conditioner, A/C Unit, up to 20K BTU, 120v Softstart Aid, Battery Saving Softstartup System for RV, Van, or Camper Air Conditioning Systems

35% OffFree Shipping

Main Highlights

Start up to a 20,000 BTU RV AC with a 2200 watt power inverter or generator without draining your battery with SpartanStart, a soft start system that reduces the strain of AC Units in your RV! Made in Austalia, US Support!
Generator Anti-Stall & Preload feature - Pre-empts any generator duress to temper compressor startup. Seamless switching between generator, inverter or campsite power. No learning cycles involved. Provides motor reversal protection during short power outages
What's in The Box?: Package includes 1 soft starter, 6 splice connectors, 1 cleaning wipe, and 2 automotive grade mounting tape strips, giving you everything you need for a quick installation.
THREE YEAR WARRANTY! Easy Install: With just three wires, you'll be reducing the strain on your battery in no time; Simply find the wiring diagram on your A/C that shows the R (Run), C (Common), & S (Start) wires coming off the compressor; Match & connect those wires to the appropriate wires listed on the SpartanStart and you're done!
INSTALL QUESTION? Before returning, please call us if you are have an install question.

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8.1

SoftStartRV By NetworkRV

SoftStartRV Soft Start for RV Air Conditioner, RV AC Soft Start Kit for Air Conditioner, Easy Start Even with a Small Generator, 100% Waterproof, Trailer Camper, Motorhome HVAC -NetworkRV

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Main Highlights

What sets us apart? Now 40% smaller to fit all Low-Profile RV A/C units. Start two A/Cs on 30-amp, one on a small generator, or 15-amp. 100% waterproof. Our RV soft start technology leads the market!
Too Many Appliances? SoftStartRVs tech lets your A/C, fridge, heater, microwave, fan, and TV start with low power. Works with a 2200W generator, powering up to 36,000 BTUs, including 15,000 BTU rooftop A/C!
Tired of Your Loud AC? SoftStartRV reduces compressor noise and vibrations, ending disruptive thumps. Enjoy a quieter RV experience and a better night's sleep with our easy start solution!
Worried About the Setup? SoftStartRV offers easy guides, tutorials, and live support. From beginners to experts, get hassle-free installation help, including free assistance from certified technicians.
Satisfaction Guaranteed: Enjoy a 30-day satisfaction guarantee with your SoftStartRV purchase, ensuring a risk-free experience with our product.

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8.1

SoftStartRV By NetworkRV

SoftStartUp Plug & Play RV A/C Soft Start – Runs 2 Air Conditioners & Appliances on 50A, 30A & 20A Power – No Installation Needed – Free 50A-to-30A Adapter – Prevent Breaker Trips & Power Surges

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Main Highlights

Plug & Play Convenience Get your RV A/C running instantlyno tools, no wiring, just plug it in. The only RV A/C soft starter that safely starts & runs multiple A/C units from one power source.
Protects & Extends Power SoftStart tech cuts inrush current by 50% (to 26.6A from 50-60A), preventing breaker trips. Built-in overload protection extends compressor life & prevents power surges.
Run More with Less Power Start & run two A/C units plus appliances on 50A, 30A, or 20A without overloading circuits. SoftStartUp does not create more powerit optimizes what you already have.
Universal & Portable Works with RV A/Cs, portable A/Cs, and home appliances. Easily transfer between RVsjust unplug & go. Includes a free 50A-to-30A adapter. Note: Not compatible with ATS devices or other soft start units.
Reliable Power Anywhere Enjoy stress-free RV trips with smooth, uninterrupted power. The only plug-and-play soft starter proven to run multiple A/Cs. Water- & fire-resistant, USA-designed for safety.

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Our Best Overall Choice

Best Choice

9.7

Coleman

Coleman-Mach 1497-3601 AC Capacitor Soft Start Control Kit

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Air conditioner capacitor
Soft start control kit
Use with Coleman 450XX/ 452XX/ 470XX/ 472XX/ 480XX/ 482XX-series air conditioners to reduce the starting current of the compressor
Includes soft start box, bracket, four #10-3/8 screws, four #10-5/8 self drilling screws, split bushing, two wire nuts, 5 wire ties, and sealant

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