DEWALT DCST990X1 — 40V MAX Brushless String Trimmer Kit

Take on thick grass and overgrown edges with the DEWALT DCST990X1 40V MAX Brushless String Trimmer. Built for professionals and demanding users, this cordless trimmer delivers gas-like power without the noise, fumes, or maintenance. With a durable brushless motor, high-torque gear drive, and a 15-inch cutting swath, it’s designed for consistent performance on every pass.

Key Features

• Powerful 40V MAX brushless motor for extended runtime, higher efficiency, and longer motor life
• Gear drive transmission maintains speed under load for tough trimming conditions
• Variable speed trigger with Hi/Lo switch allows you to balance power and runtime
• 15-inch cutting swath covers more area in less time
• Bump-feed head enables quick line advancement without stopping
• Lightweight, well-balanced design minimizes user fatigue during extended use
• Durable construction stands up to heavy-duty outdoor work
• Cordless convenience—no pull starts, fuel mixing, or exhaust fumes

Specifications

• Model: DCST990X1
• System Voltage: 40V MAX
• Motor Type: Brushless
• Cutting Width: 15 inches
• Line Diameter: 0.080" (compatible with 0.095")
• Speed Control: Variable speed trigger with Hi/Lo selector
• Drive Type: Gear drive
• Feed System: Bump feed
• Weight (tool only): Approximately 7–8 lb
• Battery: 40V MAX 4.0Ah lithium-ion battery
• Charger: Included in kit
• Primary Uses: Lawn trimming, edging, and clearing overgrown grass or weeds

Why It’s a Smart Pick

The DEWALT DCST990X1 combines professional power with cordless freedom. Its brushless motor and gear drive system cut through dense vegetation efficiently, while the ergonomic design keeps it comfortable to handle. Perfect for homeowners and pros alike, this trimmer offers strong performance, long runtime, and the durability DEWALT tools are known for.