TB4200 String Trimmer

16" Straight Shaft Cordless String Trimmer


Top Rated


Get the power and performance you expect from Troy-Bilt - now without the gas. Built with the industry's only motor with a limited lifetime warranty, the TB4200 string trimmer is every bit as tough as it it intelligent - with on-demand boost mode that will help you power through your tall, thick wet grass. Manage runtime by monitoring your performance in real time with the illuminated Power Output Display. This string trimmer boasts a 16" cutting swath, variable speeds and a dual line bump head.

Available with and without battery.

Check out the TB4200 String Trimmer on Lowes.com

Click here to learn more about Troy-Bilt® powered by CORE™


Additional Features

  • 16" Cutting Swath
  • Power Output Display
  • Boost Mode
  • Variable Speeds

*As rated by engine manufacturer


40V Max, 4.0Ah Li-ion (144 watt hours)
Starting System 
Speed Settings 
Boom Type 
Attachment Capable 
Line Replacement System 
Quick loading
Line Release 
Dual line bump head
Cutting Swath 
Line Diameter 
Multi-position overmold contour handle
Weight (Approx.) 
22 lbs
Charger Included 
Yes - with String Trimmer Kit
Battery Included 
Yes - with String Trimmer Kit
Weight with Battery 
12 lbs
Weight without Battery 
8.6 lbs
5 Year / 3 Year Battery (Limited Lifetime Motor)

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† Models and pricing may vary by retailer. Please check with your retailer for specific availability and pricing.

† *as rated by engine manufacturer