Husqvarna 543 XP Chainsaw - 43.1cc Gas Engine with 16in Guide Bar for Professionals - 967146202 - HUS-967146202
The Husqvarna 543 XP is a lightweight yet powerful chainsaw designed for professional tree care specialists who need precision and performance. Its 43.1cc X-Torq engine delivers an impressive 2.95hp while using less fuel and producing fewer emissions than standard engines. The chainsaw's compact design and low weight of just 9.92lbs make it perfect for extended use in tree pruning, limbing, and other precise cutting tasks.
This commercial-grade chainsaw excels in situations requiring maneuverability and control without sacrificing power. The LowVib system significantly reduces operator fatigue during all-day use, while the magnesium crankcase and forged three-piece crankshaft ensure exceptional durability in demanding conditions. With its high chain speed and responsive handling, the 543 XP delivers the performance that arborists and forestry professionals demand for technical cutting applications where precision matters as much as power.
Features
- X-Torq Engine: Reduces fuel consumption by up to 20% and emissions by up to 75%
- Air Injection Technology: Extends air filter life and improves engine durability
- LowVib System: Reduces vibration for more comfortable operation
- Smart Start Technology: Ensures easy and quick starting with minimal effort
- Side-Mounted Chain Tensioner: Allows for convenient chain adjustments
- Adjustable Oil Pump: Customizes chain lubrication for different cutting conditions
- Inertia-Activated Chain Brake: Enhances safety during operation
- Magnesium Crankcase: Provides professional-grade durability
Specifications
| Intended Use |
Professional |
| Power Source |
Gas |
| Powerhead Weight |
9.92 lbs |
| Guide Bar Length |
16 in |
| Chain |
.325 in pitch, 0.050 in gauge (SP33G) |
| Displacement |
43.1 cc |
| Engine Power |
2.95 hp |
| Fuel Capacity |
Not specified |
| Chain Oil Capacity |
0.57 US pint |
What our Experts Think
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Pro-level power in a lightweight body: 43.1 cc X‑Torq® engine delivers 2.95 hp while keeping weight under 4.5 kg — ideal for arborists and limbing work.
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Fuel efficient & low emissions: X‑Torq® technology reduces fuel consumption by up to 20% and emissions by up to 75%.
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Extended engine life: Air Injection™ centrifugal system removes debris before it reaches the filter, reducing maintenance intervals.
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Comfort during long use: LowVib® vibration dampeners cushion handles for reduced fatigue.
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Adjustable oil flow: Oil pump allows the right lubrication rate for varying conditions.
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Quick starting: SmartStart® system with air-purge bulb minimizes starting effort.
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Durable build: Magnesium crankcase and forged three-piece crankshaft withstand professional-level wear.
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Safety first: Inertia-activated chain brake helps reduce kickback risks.
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Balanced performance: 16″ guide bar with high chain speed (~60.7 ft/s) for efficient cutting and control.
Q&A
Q: What is the Husqvarna 543 XP Chainsaw used for?
A: It’s a professional-grade chainsaw designed for heavy-duty cutting, felling, and pruning tasks.
Q: What engine does it have?
A: Features a 43.1cc X-Torq® gas engine for powerful performance with reduced emissions.
Q: What size guide bar does it include?
A: Comes with a 16-inch guide bar, ideal for professional cutting and versatile use.
Q: Is it easy to start and operate?
A: Yes. Smart Start® and ergonomic design ensure smooth startup and comfortable handling.
Q: Is maintenance simple?
A: Yes. Air Injection® reduces debris buildup, and tool-free chain tensioning simplifies adjustments.
Q: Who is it suitable for?
A: Perfect for professional landscapers, arborists, and serious homeowners seeking high-performance cutting.
Maintenance Tips
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Clean the chainsaw after each use, removing sawdust, oil, and debris from the bar, chain, and engine.
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Sharpen and inspect the chain regularly for nicks or wear; replace if needed.
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Check guide bar and sprocket for wear, damage, or bending.
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Monitor and adjust chain tension before each use to prevent slipping or kickback.
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Refuel with fresh fuel mix and store the chainsaw in a dry, shaded area.
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Lubricate chain and bar with proper bar oil before operation.
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Inspect safety features including chain brake, throttle lock, and hand guard prior to use.
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Perform routine engine maintenance as per the manufacturer’s guidelines (spark plug, air filter, carburetor).
