Soft Start Devices of 2025
Best Choice1
Clicked 83 times in the last monthMICRO-AIRMICRO-AIR EasyStart FLEX 398 - Bluetooth Soft Start Kit for Home Air Conditioner, RV & Commercial Use, Works with Generators, Reduces Power Surge, Efficient Start-Up - Up to 6 Tons
Why we love it
Extends air conditioner lifespan.
Reduces startup noise and flickering.
Compatible with generators.
9.9Exceptional
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Value for Money2
MICRO-AIRMICRO-AIR EasyStart Breeze 399 - Soft Starter for RV Air Conditioners - Starter Compressor Unit for Travel Trailers - Soft Start for 120V RV A/C Motors - Compact Design, Breeze w/Installation Kit
Why we love it
Quieter compressor start-ups.
Easy to install.
Compact and space-saving.
9.7Exceptional
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3
AIRGOAIRGO Air Conditioner Soft Start Module, Easy DIY Install, Smallest Soft Start on The Market, Reverse Motor Protection for Generator Use. Proven Reliability. (16-32A)
Main highlights- WIDE RANGE COMPATIBILITY: Works with most residential AC units between 4-7 Ton
- THE PERFECT FIT: Works on 4-7 ton AC.
- SMALLEST FOOTPRINT: This enables easy installation inside AC units.
- REVERSE MOTOR PROTECTION: The only soft start on the market. This proprietary feature prevents the compressor from spinning backwards when going from generator to utility.
- QUICK AND EASY INSTALLATION: Quickly installs for hassle-free setup. Comprehensive Install Kit: Includes 2 #8 x 1/2" screws, a #10 wire ferrule, and a 16" #10 pre-crimped installation wire with an insulated fork-spade connector for a seamless installation experience.
- KEEPING COOL: With AirGo installed, keep your Air Conditioning on during an outage while running on generator power.
- INDUSTRY-BEST TEMPERATURE RANGE: Operating temperature range: -4°F to 140°F Storage temperature range: -40°F to 185°F
- FOR ANY INSTALL QUESTIONS: please contact the seller.
- EMERGENCY POWER SYSTEMS: The only soft start with features (Reverse Motor Protection) specifically designed into the product for use with generator installs. This advanced soft starter works with all generator systems.
9.6Exceptional
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4
atthaissemSoft Start Kit for Air Conditioner -Enables Easily Start RV A/C RV Air Conditioner Soft Start Device with a Small Generator,Ideal for RVs, Campers, Trailers, and Vehicle AC Systems
Why we love it
Easily powers RV A/C with small generator.
Reduces noise for better sleep.
Safe with overload protection.
9.5Excellent
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5
briideaSoft Start for RV Air Conditioner, Briidea Soft Starter for RV Enables Easy Start an A/C & Appliances on RV Power with a Small Generator
Why we love it
Starts AC with small generator.
Easy installation with color-coded wires.
Reduces AC noise significantly.
9.3Excellent
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6
Sekelo125/250V 24A Soft Start Module with Pre-Wiring, Soft Start Switch, Soft Start Relay, Power Tool Accessory for Table Saws, Circular Saws, Angle Grinders, Cut-Off Machines
Main highlights- 【Wide Application】: This soft start module is designed for power tools equipped with brushed motors, compatible with devices operating at 125/250V and 50/60Hz. Ideal for table saws, circular saws, routers, angle grinders, cutting machines, and more.
- 【Smooth Start-Up】: Our soft start feature eliminates abrupt starts, allowing your machine to gradually reach full speed within a short time (approximately 1-2 seconds) after powering on. This gentle acceleration effectively protects bearings and gears, extending the lifespan of your tools.
- 【Reduced Inrush Current】: The soft start module effectively minimizes inrush current during startup, ensuring a seamless power-on process and preventing fuse blowouts when turning on your tools.
- 【Plug and Play】: With a compact design, installation is effortless. The module seamlessly integrates into your power tool housing. Simply plug it in for use—no complex wiring required.
- 【Durable and Reliable】: Our soft start module is built to last, featuring an electrical lifespan of 5E4 cycles. It ensures long-term durability and reliability, providing consistent and stable performance support for your power tools.
9.1Excellent
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7
GMURA220V Wireless Remote Soft Start Switch, Remote Control Outlet Switch 3000W 60Hz 15A, with 2 Delay Controllers, for Table Saw Dust Collector Power Tools
Main highlights- Wide Application: Remote starter switch, input voltage: 220V AC, max15A, output power: 3000W/2.4HP/60Hz, equipped with remote control of 5s and 15s closing delay function, widely used in power tools, such as dust collector, work light, vacuum cleaner
- User Friendly Design: The soft start switch can reduce the instantaneous high current during electronic device startup, making device startup smoother and more efficient, protecting internal components and extending the service life of your power tools
- Remote Control: We have 2 sizes of remote controls for you, which can be hung or carried, with stable signal and sensitive response, can easily penetrate walls, remote control distance up to 50m/164ft, you can easily start or stop your dust collector
- Excellent Durability: Remote outlet switch is made of high-quality PA-765 material, which is flame retardant, high temperature resistant, durable and wear-resistant, has a long service life, can work excellently and stably for a long time, you can use it with confidence
- Double Protection: We have equipped a manual switch for you, if remote control is lost, you can still start device to ensure normal work; 1 x remote soft start switch, 2 x remote controls(no batteries), 1.64ft 14AWG power cord, 3-pin AC power socket
8.9Very Good
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8
FengleshaFenglesha AC Soft Start Kit for Home Air Conditioner, Use for 4-7 Ton HVAC Air Conditioners ，230V 16-32 FLA
Main highlights- This Soft Start Is Compactly Designed With Simple Installation Steps And Comes With The Required Wire Speed. Ordinary Technicians Can Easily Complete The Installation, Enabling You To Quickly Put The Air Conditioner Soft Start System Into Use
- The voltage rises smoothly during startup to avoid sudden current surges, reduce the impact on the compressor, and extend its service life.
- Soft Start Kit Compatible With The Vast Majority Of Single - Phase 4-7 Ton HVAC Air Conditioners Brands and Models On The Market
- Offers Reverse Motor Protection, Low-Voltage Protection, And Over-Current Compressor Protection.
- 220/230V , 50/60 HZ , FLA : 16A-32A
8.8Very Good
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9
Eltwin HyperEltwin Hyper SureStart 16-32A Soft Start with Reverse Motor Protection. Reduce The Start up Current of Your HVAC Unit by up to 70%. Easy to Install., Gray
Main highlights- The only soft start with Reverse Motor Protection
- SureStart ensures smooth compressor and motor startups on utility, backup power or battery power, minimizing noise and light flicker.
- Smallest soft starter on the market
- Smallest Soft Start on the market with easy installation
- Installation kit included
- Best-in-Class
- Air Conditioner Soft Start 16-32A
- #1 Choice for ovr 10 years
8.7Very Good
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10
SoftStartRV By NetworkRVSoftStartRV 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
9.7 Tech Support9.5 Easy installation9.5 worth the moneyWhy we love it
Reduces A/C noise and vibrations.
Works with small generators.
Easy installation process.
8.5Good
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