The Husqvarna 545 Mark II 2-Cycle 20-Inch Gas Chainsaw is built for powerful cutting performance, durability, and professional-grade reliability. Designed for demanding forestry, tree care, and land maintenance tasks, this chainsaw features a high-performance 50.1cc X-Torq® engine that delivers strong power output while improving fuel efficiency and reducing emissions. The advanced engine technology provides excellent torque and consistent cutting performance even during heavy-duty applications.

Equipped with a 20-inch guide bar and high-quality cutting components, the Husqvarna 545 Mark II provides efficient cutting through large branches, logs, and trees. The AutoTune™ carburetor automatically adjusts engine settings to maintain optimal performance in different operating conditions, while the Smart Start® system helps ensure quick and easy starting with minimal effort.

The LowVib® anti-vibration system reduces operator fatigue by minimizing vibration levels during extended use, allowing for improved comfort and control. The inertia-activated chain brake enhances safety by helping reduce the risk of injury during unexpected kickback situations. A side-mounted chain tensioner provides convenient access for quick chain adjustments, while the adjustable automatic oil pump allows precise lubrication control for improved chain performance and durability.

Built with a slim and balanced design, the 545 Mark II offers excellent manoeuvrability and handling for both professional users and experienced homeowners. The durable three-piece crankshaft construction ensures long service life, while the transparent fuel level window makes it easier to monitor fuel levels during operation.

Specifications

Brand: Husqvarna
Model: 545 Mark II
Part Number: 967690628
Power Source: Gas Powered
Engine Type: 2-Cycle X-Torq® Engine
Cylinder Displacement: 50.1cc
Power Output: 3.6 HP
Bar Length: 20 inches
Recommended Bar Length Range: 13 inches – 20 inches
Chain Type: .325 inch Pitch
Chain Speed at Maximum Power: 62.7 ft/s
Fuel System: AutoTune™ Carburetor
Starting System: Smart Start®
Chain Lubrication: Adjustable Automatic Oil Pump
Safety Feature: Inertia-Activated Chain Brake
Vibration Control: LowVib® Anti-Vibration System
Crankshaft Design: Three-Piece Crankshaft
Chain Tensioner: Side-Mounted
Weight: Approximately 11.7 lbs (excluding cutting equipment)
Fuel Type: Gasoline and 2-Cycle Oil Mix
Application: Tree Cutting, Firewood Preparation, Land Clearing, and Professional Forestry Tasks
Warranty: 3 Manufacturer Warranty