Echo CS-501SX/45 18 Inch Chainsaw

ECHO CS-501SX Professional Chainsaw – 18" Bar (X-Series)

Experience the pinnacle of lightweight commercial cutting power with the ECHO CS-501SX 18-Inch Chainsaw. As a proud member of ECHO’s elite X-Series, this industry-leading professional petrol chainsaw represents the highest standard of Japanese engineering. Officially the lightest saw in its displacement class, it is powered by a ferocious 50.2cc commercial-grade engine that outputs 2.57 kW. It delivers explosive acceleration and unyielding torque, making it the ultimate primary felling and bucking saw for demanding forestry professionals.

The CS-501SX is meticulously engineered for daily commercial use, combining robust durability with supreme ergonomic comfort. Weighing an astonishingly light 4.7 kg (dry), it boasts an unmatched power-to-weight ratio that virtually eliminates operator fatigue during continuous, all-day logging operations. It is packed with features appreciated by professionals, including dropout prevention nuts so you never lose hardware in the brush, a starter grip assist cap opener for easy refuelling, and a tool-less air filter cover. Built to breeze through any job, this heavy-duty logging chainsaw sets the gold standard for performance and reliability.

Who Is This X-Series Chainsaw Ideal For?

The ECHO CS-501SX delivers unmatched X-Series power in an ultra-lightweight frame. It is highly recommended for:

• Forestry & Logging Contractors: Requiring an explosive, high-torque 50cc engine for rapid felling and limbing in commercial timber operations.
• Professional Arborists & Tree Surgeons: Utilizing the lightest saw in its class to reduce physical fatigue while working long hours on the ground.
• Farmers & Rural Landowners: Clearing large storm-damaged trees and bucking massive volumes of dense, Australian hardwood for winter firewood.
• Emergency Services & SES: Sourcing a highly reliable, fast-starting, and powerful chainsaw for rapid disaster response and road clearing.

Key Features and Performance Benefits:

• Elite X-Series 50.2cc Engine: Premium professional-grade engine delivers an incredible 2.57 kW of power for category-leading cutting speed and torque.
• Lightest in its Class: Weighing just 4.7 kg (dry), it offers an industry-leading power-to-weight ratio, drastically minimizing arm and back fatigue.
• Dropout Prevention Nuts: The bar nuts are physically captured in the clutch cover, meaning they cannot fall off and get lost in the dirt or sawdust when changing bars in the field.
• Starter Grip Assist Caps: The starter grip handle is designed to interlock with the fuel and oil caps, acting as a wrench to easily open them if they are over-tightened.
• Decompression Valve (Decomp): Vents cylinder pressure to make pulling the starter cord incredibly easy and smooth on a high-compression 50cc engine.
• Tool-Less Air Filter Cover: Provides instant access to the air filter for rapid field maintenance, even while wearing heavy gloves.

Technical Specifications:

• Brand: ECHO (Manufactured in Japan - X-Series)
• Model: CS-501SX/45
• Engine Displacement: 50.2 cc
• Engine Output: 2.57 kW (3.50 ps)
• Dry Weight: 4.7 kg
• Standard Guide Bar: 18 Inches (45 cm)
• Saw Chain Pitch: 0.325 Inch
• Start Assist: Decompression Valve (Decomp)
• Fuel Tank Capacity: 500 ml
• Chain Oil Tank Capacity: 280 ml

Dominate the forest with the lightest 50cc saw in its class. Available for nationwide delivery.