Duct Air Hose Description
This duct air hose (YNF02741 / 4271598) is designed to replace the original EX200‑5 6BG1 air intake duct with a precise fit. Made from high-quality durable plastic, it withstands vibration, heat, and pressure fluctuations typical in heavy-duty excavator operation. Proper airflow through this hose ensures efficient turbo operation, improved engine combustion, reduced exhaust temperatures, and extended engine life. Suitable for OEM replacement, fleet maintenance, or workshop servicing, this hose is a critical component of the air intake system.
Duct Air Hose Technical/Data Sheet
| Specification |
Details |
| Compatible Models |
EX200‑5 (6BG1 Engine) |
| YNF Part Number |
YNF02741 |
| OEM Part Number |
4271598 |
| Part Name |
Duct Air Hose / Intake Pipe |
| Category |
Excavator Engine Cooling Parts / Air Intake Hose |
| Material |
High-quality Plastic |
| Installation |
Turbocharger to Air Intake / Charge Air System |
| Mounting Position |
Between Turbocharger and Air Intake Manifold |
| Brand |
YNF |
| Origin |
China |
| MOQ |
1 Piece |
| Packaging |
Protective Carton / Palletized Shipping |
| Shipping Methods |
Sea / Air / Express |
| Payment Terms |
TT, L/C, Western Union, PayPal (for small orders) |
Duct Air Hose Applications
| Application Field |
Typical Usage |
| Construction Machinery |
Turbo air supply and engine charge air cooling |
| Mining Excavators |
Heavy-duty air intake under high load |
| Earthmoving Equipment |
Maintains stable airflow and engine performance |
| Service & Maintenance |
OEM replacement in workshops |
| Rental Fleets |
Reliable spare for fleet uptime assurance |
Duct Air Hose Detail Display
FAQs
Q1: Is YNF02741 compatible with OEM 4271598?
Yes, YNF02741 is manufactured to match the fit and function of OEM 4271598 for EX200‑5 6BG1 excavators.
Q2: What material is the duct air hose made of?
The hose is made of durable plastic designed to resist heat, vibration, and pressure.
Q3: Does this hose improve engine performance?
Proper duct air hose operation ensures stable turbo airflow, supporting efficient combustion, reduced exhaust temperature, and longer engine life.