49cc 2-Stroke 46cm(18'') Chain Saw
CSTS-M4-EU
(5.0)The SENIX 49cc 2-Stroke 18" Chain Saw combines performance, safety, and convenience in one durable tool. Featuring an anti-vibration system, side chain tensioning, and snap-lock cylinder heads, it ensures smooth operation and easy maintenance. Powered by a 49cc engine with a 46cm bar, it is designed to handle demanding cutting tasks efficiently and comfortably.
KEY FEATURES
Side Chain Tensioning – quick and easy adjustments for efficient cutting performance
Effective Shock Absorption System – reduces vibrations to protect arms and hands during extended use
Combined Dampers, Switches & Oil Filler Pumps – simplifies starting and operating the chainsaw
Snap-Lock Cylinder Heads – save time on spark plug replacement and cleaning
Optimized Engine & Starter Design – enables fast startups with minimal effort
Powerful 49CC Two-Stroke Engine – delivers 2.0 kW rated power for reliable performance
TECHNICAL PARAMETERS
Model | CSTS-M4-EU |
Engine | 49CC Two-Stroke |
Rated power | 2.0kw |
Bar Length | 46cm |
Engine Idle Speed | 3000±300 RPM |
Engine High Speed | 11500±300 RPM |
Fuel mixture ratio | 550ml |
Fuel Tank Capacity | 260ml |
Easy to start | Yes |
Weight(Only Body) | 14kg |
Color Box Size（D*W*H） | 450*255*290mm |
SUPPORT
Product Overview
The SENIX 49cc 2-Stroke 46cm (18") Chain Saw is engineered for users who need a powerful yet user-friendly tool for demanding cutting applications. With a 49cc two-stroke engine delivering 2.0 kW of rated power, it provides reliable strength for cutting firewood, felling small to medium trees, and handling property maintenance tasks. Its engine speeds range from 3000 RPM at idle to 11,500 RPM at maximum, ensuring both stability and aggressive cutting performance when required.
Operator comfort is central to the design, with an effective shock absorption system that minimizes vibration and reduces strain on the arms and hands, allowing for longer, more comfortable use. The side chain tensioning mechanism makes adjustments quick and easy, while the snap-lock cylinder heads simplify spark plug maintenance, reducing downtime and extending the machine’s lifespan.
The combined dampers, switches, and oil filler pumps, paired with the optimized engine and starter design, make starting smooth and effortless—even under challenging conditions. With a 46cm (18") bar length, the chainsaw offers versatility for cutting different wood sizes, making it suitable for professional landscapers, forestry tasks, and homeowners with large properties.
Weighing 14 kg, this chainsaw provides durability and stability, while its compact packaging (450 × 255 × 290 mm) ensures easy transport and storage. Rugged, reliable, and built for efficiency, the SENIX 49cc chain saw delivers the perfect balance of performance, operator safety, and convenience, making it a dependable choice for both professional and home users.
Usage Scenarios
Forestry & Logging: Felling medium to large trees, cutting logs for processing
Landscaping & Maintenance: Trimming overgrown trees, storm cleanup, and firewood cutting
Professional Use: Suitable for contractors, arborists, and farm maintenance tasks
Home Use: Ideal for property owners managing large yards, woodlots, or rural estates
Unrecommended Conditions
Continuous Heavy-Duty Industrial Use: Not designed for round-the-clock commercial sawmill work
Frozen or Extremely Hard Wood: May cause excessive wear on the chain and bar
Wet, Rainy, or Snowy Weather: Increases risk of slipping and unsafe operation
Incorrect Fuel Mix or Old Fuel: Can damage the two-stroke engine and reduce performance
Improper Storage: Leaving fuel in the tank for long periods or storing in damp conditions may harm the machine
Warranty Information
We offer a comprehensive warranty policy tailored to the specific requirements of different countries and regions. Our warranty coverage is designed to ensure customer satisfaction and product reliability across all markets. For detailed information regarding the terms, duration, and service procedures applicable in your location, please get in touch with us directly. Our team will provide you with a complete warranty illustration and support as needed.
FREQUENTLY ASKED QUESTIONS
Q1: How easy is it to start the SENIX 49cc chain saw?
A: Very easy. The engine and starter design, combined with dampers, switches, and oil filler pumps, ensures smooth and low-effort startups every time.
Q2: How do I adjust the chain tension?
A: Use the side chain tensioning system, which allows quick and precise adjustments to keep the chain tight and cutting efficiently without needing special tools.
Q3: How does the shock absorption system help?
A: The anti-vibration system reduces strain on your hands and arms, making it more comfortable to use for longer cutting sessions.
Q4: What fuel mixture should I use?
A: Mix high-quality gasoline with two-stroke engine oil according to the specified 550 ml fuel mixture ratio for reliable engine performance.
Q5: What kind of maintenance is needed?
A: Check and clean the air filter, keep the bar and chain lubricated, and sharpen the chain regularly. The snap-lock cylinder heads make spark plug cleaning and replacement quick and easy.
Q6: What size cutting tasks can this chainsaw handle?
A: With its 46cm (18") bar length, this chainsaw is perfect for cutting firewood, pruning, storm cleanup, and felling small to medium trees.
Q7: Is this chainsaw suitable for professional use?
A: Yes. With its durable 14 kg build, powerful 49cc engine, and 18" bar, it is suitable for both demanding homeowners and professional landscapers.
