SURTEC Brush Cutter NTB520B
Hot Sale Mini Petrol Chainsaw 40.2CC 2 Stroke
The SURTEC NT4200 is a hot-selling mini petrol chainsaw built for users who need serious cutting power without the weight of a full-size professional machine. At its core, a 40.2CC two-stroke, air-cooled engine produces 1.7KW of rated power at 8500rpm, delivering smooth and consistent cutting performance across forestry, gardening, and farm work. With guide bar options from 14 to 18 inches, the NT4200 handles everything from pruning and firewood preparation to light logging and clearing jobs — a compact power package that punches far above its size.
Performance starts with engineering detail. The NT4200 delivers up to 15% higher cutting efficiency over comparable designs, supported by an advanced long-life air filter system that keeps airflow consistent and extends the intervals between cleanings. Its quick chain tensioning system allows tool-free adjustments in seconds, so the saw stays sharp, safe, and ready even during long working days. Beneath the cover, component quality matches the price point: a saw chain made from German raw materials stays ultra-sharp and wear-resistant, the heavy-duty OEM-standard guide bar features an anti-break nose design, and the CNC-machined crankcase, dual-coating cylinder options, and 20CrMoTi forged alloy-steel crankshaft are all engineered for a low fault rate and years of dependable service.
Comfort and economy make the NT4200 easy to live with. Its lightweight frame is 15% lighter than SURTEC's same-displacement models, which noticeably reduces fatigue during extended operation — a real benefit for professionals who cut for hours and for homeowners tackling weekend acreage work. The eco-friendly, fuel-efficient engine lowers emissions and fuel consumption while maintaining high output, cutting running costs and meeting the stricter environmental expectations now common across global markets.
For the trade, the NT4200 is a proven sales driver. Trusted by chainsaw manufacturers and outdoor power equipment dealers, it is supported by a complete range of OEM-quality spare parts that fully match the 40.2cc 1.7KW gas chainsaw — from pistons and carburetors to bars and chains — customized for global wholesalers, importers, and repair stores seeking original reliability at high cost efficiency. As one of SURTEC's best-selling models, it enjoys steady demand across Latin America, Africa, Eastern Europe, and Southeast Asia. For dealers who want a dependable wood cutting chainsaw that moves quickly and keeps customers coming back for parts and service, the NT4200 is an easy recommendation.
| Power Type | 2 Stroke, Air Cooling |
| Cylinder Diameter x Stroke | 40 x 32mm |
| Displacement | 40.2cc |
| Power & Relevant Speed | 1.7kW/8500rpm |
| Fuel Mixture Ratio | 25:1 (Gasoline25: Two-cycle Oil 1) |
| Fuel Tank Capacity | 410ml |
| Engine Oil Tank Capacity | 200ml |
| Guide Bar Size | 14"-18" |
| Chain Pitch | 3/8"/.325" |
| Chain Gauge | .050" |
| G.W./N.W. | 5.7kg/4.4kg |
Quick answers to help you learn more about our offerings, processes, and how we can support your project needs.
The NT4200 features a powerful 40.2cc engine designed for efficiency and durability.
Yes, all SURTEC machines come with a 1-year limited warranty.
We recommend a 25:1 (Gasoline25: Two-cycle Oil 1) gasoline to two-cycle oil mixture.
Absolutely, it is designed for both demanding garden tasks and professional forestry work.
Our facility is ISO 9001 certified, ensuring high-quality manufacturing standards.
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