Top 10 Best Auto Feed String Trimmer – Review And Buying Guide

There are many different auto feed string trimmer on the market. It can be hard to decide which one is best for you. Well, we’ve got your back! We’ve compiled a list of our top 10 favorite and most popular auto feed string trimmer and rank them based on expert reviews. We even included those that sell out quickly!

The reason you need to read this article is because it will provide you with the information you need to make an informed decision. You'll learn about the best types of auto feed string trimmer on the market today, what to look for when shopping for one, and information on how they're typically used.

Our 10 Best auto feed string trimmer Reviews For 2022

Bestseller No. 1
BLACK+DECKER String Trimmer with Auto Feed, Electric, 6.5-Amp, 14-Inch (BESTA510)
  • Automatic Feed Spool (AFS) technology of the edger/trimmer eliminates bumping for hassle-free line feeding that helps you work without interruptions
  • The 6.5 amp motor and POWERDRIVE Transmission of the grass cutter provide maximum performance when trimming through the toughest weeds, grass, and overgrowth
  • 2-in-1 trimmer/edger with wheeled edge guide - just rotate to convert from lawn trimmer to wheeled edger
  • Lightweight design with adjustable handle and height positions provide maximum comfort and control
  • Cord retention system prevents accidental cord disconnection
Bestseller No. 2
Weed Eater String for Greenworks - Single Line Auto-Feed Replacement Trimmer Line Spool, 6 Spools & 1 Cap
  • ✔COMPATIBLE MODELS: Compatible With All Greenworks Single Line String Trimmers, replace parts : 29252 / 29092, Cap cover model: 3411546A-6.
  • ✔HIGH QUALITY: 065 trimmer line nylon thread has good flexibility and durability.
  • ✔EASY TO INSTALL: Automatic winding allows you to complete spool changes quickly.
  • ✔LINE SIZE: One spool length: 16 Ft, Line diameter: 0.065 inch.
  • ✔PACKAGE INCLUDES: 6 x String trimmer spool line, 1 x Cap covers.
SaleBestseller No. 3
Eyoloty AC14RL3A String Trimmer Replacement Line for Ryobi One+18v, 24v, 40v Cordless Trimmers,11ft 0.065" Auto Feed Cordless Weed Eater Spools Line with AC14HCA Cap Covers Parts(6 Spools, 1 Cap)
  • 10ft 0.065" String Trimmer Line Compatible with RYOBI ONE+ CORDLESS TRIMMERS including the 18v, 24v, and 40v trimmers
  • Compatible with Ryobi One+ original model part# AC14RL3A and Cap compatible with 522994001, 3411546-7G, AC14HCA
  • Fits all Ryobi auto-feed cordless string trimmers,Line is pre-wound for quick and easy spool changes
  • Aerodynamic shape allows less drag for more efficient cuts,Auto Feed System replacement spool eliminates time spent hand-winding string trimmers
  • 30 days full money back Guarantee, Low price and high quality, Pls contact us first when you get some problem, we will offer you assistance asap
Bestseller No. 4
Serrated Blade Replacement / Fixed Line - Compatible with Ryobi Auto Feed String Trimmers - Replacement AC052N1 AC052NFB ACFHRL2, Fits 18V 24V 40V, for 2-in-1 Pivoting Fixed Line and Bladed Head
  • Compatibility: For 2-in-1 Pivoting Fixed Line and Bladed Head, Compatible with RYOBI Auto-Feed String Trimmers: P2080, P2008A, P2008, P20100, P20010A, P20010, P2210, P2210CAN, P2200A, P2200ACV, P2200, P2030, P2031, P2003A, P2003, P2060A, P2060, P2006A, P2006, P2052, P2051, P2050, P2005, P2040, P2041, P2004, P20102, P2102BTL, P20120, P20103, P20103BTL, P20130
  • Product Including: 6* Trimmer Head replacement Bladed, 4* trimmer line (As shown in figure shows). Blade length: 2.35 inch, total length: 3 inch, joint thickness: 0.5 inch.
  • Advantage: The blade is made of durable plastic to prolong the service life and service time of the blade. Serrated blades make mowing easier. Unlike ordinary blades, our blades are thicker and stronger, perfect for your lawn mower.
  • Easy Installation: simply push this trimmer head into the stringer socket and it automatically locks in place with assistance from the side push buttons
  • Fixed line for fast and simple, Suitable for delicate grass, Serrated blades for heavy weeds and thick grass. Replacement Fixed Blades String Head Trimmer Heavy Duty Serrated Grass Cutting. For use with 2-in-1 bladed head
Bestseller No. 5
Greenworks 0.065" Single Line Auto-Feed Replacement String Trimmer Line Spool
  • Compatible with all GreenWorks single line string trimmers
  • Single line replacement trimmer string (for 20, 24 and 40v string trimmers)
  • 0.065 Single line string trimmer spool
  • Includes 1 replacement spool for dual line string trimmer
  • Genuine GreenWorks replacement part
SaleBestseller No. 6
PowerSmart 20V Li-Ion Cordless String Trimmer, One Battery-Auto Feed Thread Trimmer, 12 INCH Cutting Diameter, Height Adjustable Cordless Edger Trimmer Included A Fast Charger and One Battery
  • Fast Charger and One Battery Include.
  • EFFICIENT WORK:Professional lawn mowers, Trimmers, Trimming machines, with 120V, 0.54A motor and drive device, No-load speed 8000RPM, to help you clear the lawn trimming work.
  • AUTOMATIC FEED DESIGN: When working, It can feed more cables automatically, without stopping and bumping, Compact trimming, Wire diameter 0.065 inches, Work smoothly without interruption.
  • ERGONOMIC DESIGN: Compact design, Size 24.2*7.1*5.5 inches, Long-standing, Professional quality, Comfortable handle, Easy operation with thumbs around.
  • LIGHTWEIGHT and EASY to USE: 12-inch cordless trimmer, weighs 6.8 pounds, lightweight design, the handle has 8 angles adjustable, Simple button design, When using, Press and hold the handle to control the switch, Comfortable and easy to control.
SaleBestseller No. 8
Weed Eater String Replacement Spool Compatible with Greenworks 21332 21342 24V 40V 80V Cordless String Trimmer, 0.065 Inch Single Line Auto-Feed Spool, Model 29252 (6 Spool, 1 Cap)
  • Compatible Models: This trimmer replacement spool is compatible with all Greenworks single line string trimmer, including 80v, 40v, and 24v cordless trimmer: 21342, 21332, STBA40B210, ST40B410, BST4000, and ST40L00. Spool model: 29252, trimmer spool cap model: 3411546A-6.
  • Save Money: Includes 6 pack weed wacker spool and 1 spool cap, saving up to 50% when compared with the original trimmer line.
  • Durable Trimmer String Replacement: Made of nylon, with good strength and durability, it won't break off easily, ensuring it lasts long for cutting in your yard. Quality ABS spool cap cover is tough enough to fix the spool tightly during mowing.
  • Line Feeds Automatically: The replacement string for greenworks trimmer look and function the same as the Green works spools. These are a single line and work well with the "auto-feed" (you do NOT have to bump the wacker head on the ground to advance the string).
  • Quality Assurance: If you are NOT satisfied with our replacement spool, please feel free to contact us by sending an email via Amazon. We will solve it for you within 12 hours.
Bestseller No. 9
THTEN 11ft 0.080" Replacement Trimmer Spool for Ryobi One Plus AC80RL3 18v 24v and 40v Cordless Trimmers Line Refills Weed Wacker Auto-Feed Twist Single Line Parts
  • Fits for Ryobi One Plus+ weed eater : 18 Volt 24V 40V electric string trimmer edger.
  • Replacement for Ryobi One Plus+ spools by the CNC machine cutting and winding, automatic line change. Manual winding is cumbersome and can easily get stuck during use, which can cause damage to the string trimmer.
  • High-quality ABS spool & durable polyamide nylon thread, flexible and long service life. Use centrifugal force and aerodynamics to reduce drag and achieve fast cutting.
  • Twisted line for added strength and durability
  • It is easy to remove the old cartridge and replace it with a new pre-wound cartridge. This quick, easy solution is ideal for all Ryobi cordless trimmers with an auto-feed (single line) string head.
SaleBestseller No. 10
Cordless String Trimmer / Lawn Edger 20V Max, HYPERECHO Auto-Feed Lines Grass Trimmer with 10 inch Cutting Diameter, Handle and Height Adjustable Weed Eater, 2.0Ah Battery and Fast Charger
  • 🌲【2-IN-1 Trimmer/Edger:】The cordless trimmer easily converts between thread trimmers and wheel trimmers. The edge trimmer delivers 7500RPM for highly efficient trimming performance and 10" cutting diameter , is a skillful edger for your backyards and garden.
  • 🌲【Lightweight and Adjustable】Weighing 4.6 pounds, this cordless trimmer is lightweight and easy to operate. 5 angles pivotal shafts, 1-1.3m telescopic handle, are intended for your personalized needs- optimal working posture and access to hard-to-reach areas.The D-shaped auxiliary handle is handy for working in tight spots.
  • 🌲【Auto String Feeding and Cutating System】The string trimmer feeds line automatically from the spool upon switching on, no bumping or mannual recoiling required.The mini blade attached on the guard cover cuts the extra length in high speed turning.
  • 🌲【Guarded Trimming】The guard cover spaces you from the spattering grass clippings, while the metal rack stretching ahead(flower guard frame) gives you response time before the string touches a delicate flower or shrub you love.
  • 🌲【Cordless and Rechargeable】2.0Ah battery with 75 minute fast charger,provides the freedom of outdoors lawn trimming&edging without extension cords. The Self-contained battery supports small or mid-sized backyards lawn trimming in one charge.

Consider the Following Factors Before Select auto feed string trimmer.

This is often an advantage because manufacturers deal with higher quality assurance and also provide a better warranty. However, there are things to consider when buying auto feed string trimmer from Amazon.

Despite the best efforts of with its thoughts and recommendations, it's still crucial that you do thorough research on your own for auto feed string trimmers you're considering purchasing. You might ask the following questions:

  • Does buying a auto feed string trimmer make sense?
  • Why do we need to buy auto feed string trimmers?
  • What are the factors to consider when shopping for effective auto feed string trimmers?
  • What are the benefits of investing in a auto feed string trimmer, much less the best one?
  • Which auto feed string trimmers are popular right now?
  • What is the best place to find information like this about auto feed string trimmers?

We believe you have many more questions than these concerning auto feed string trimmer , and the only way to satisfy your need for knowledge is to get information from as many reputable online sources as possible.

What To Consider When Choosing A auto feed string trimmer

One of the best platforms to purchase products like auto feed string trimmers is Amazon. The platform can be difficult to use if you are new to it, and finding the exact auto feed string trimmer can sometimes be difficult.

These are some factors you should consider when choosing a auto feed string trimmer on Amazon:


When you buy auto feed string trimmers from Amazon, you have to consider the price. No one would turn down quality products and affordable prices. By comparing prices from multiple sellers, you can select the best deal.


As part of buying a auto feed string trimmer on Amazon, you should also consider the brand. There are different types of brands offered by different sellers, and in order to make the right decision, it is important to be knowledgeable about the brands offered by each seller. Apple brand is usually more expensive than less popular but high-quality brands.


Be sure to consider the functionality of a auto feed string trimmer before making a purchase. A auto feed string trimmer's functionality is usually determined by the specifications it contains. As the specs become more sophisticated, the functionality increases.

Final Thoughts

Before you could get a best auto feed string trimmer , you only needed to know that. I wish you the best of luck with your new purchase! Don't forget to give us feedback!


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