Designed for landscapers, tradies and demanding homeowners, the STX4500 features a brushless motor delivering up to 1,600 W max (900 W rated), equivalent to a 35 cc petrol engine. Built with a lightweight carbon-fibre shaft and UV-resistant composite housing, it offers IPX5-rated weather resistance and professional durability.

Its 45 cm cutting swath, Rapid Reload head and three-speed digital control (3,500 / 4,500 / 5,200 RPM) provide precision and efficiency. Compatible with all 56 V ARC Lithium™ batteries and backed by a two‑year commercial warranty, this trimmer is engineered for long-term performance.

Includes 2 x 5.0Ah Batteries, Turbo Charger & AP1500 Shoulder Strap

Technical Specifications

• Battery compatibility: All 56 V ARC Lithium™ batteries

• Charge time / Run time: Up to 75 minutes runtime on low using 5.0 Ah battery 

• Motor type: Brushless 1,600 W max / 900 W rated power

• Torque: Petrol-equivalent to a 35 cc gas engine (approx. 1.3–1.9 hp equivalent) 

• Speed settings: Three-speed digital control: 3,500 / 4,500 / 5,200 RPM

• Cutting capacity: 45 cm cutting swath (ideal for 2.4–3.0 mm line)

• Tool dimensions: Approx. 180 cm length; carbon fibre shaft, ~4.2 kg weight (bare tool)

• Key convenience features:

  • Rapid Reload head for fast line refilling

  • Durable carbon‑fibre shaft for strength and low fatigue

  • IPX5 weather-resistant design

  • Digital LED control panel for RPM/speed and battery status

• Inclusions: 2 x 5.0Ah Batteries, Turbo Charger and AP1500 Shoulder Strap

• Warranties: Two-year commercial warranty when registered within 90 days

Guarantee and Service Information

Click here for details on our 30 Day Money Back Guarantee.

We offer on-site product demonstrations for our trade customers and in-store demos for domestic users. We’ll open and test your tool before you buy.