The YNF04804 Radiator Lower Hose is developed for the PC400-7 excavator cooling system. Installed at the lower radiator outlet, it channels cooled coolant back into the engine, completing the circulation loop necessary for stable temperature control.

For large-tonnage machines like PC400-7, reliable coolant return is critical to prevent overheating during continuous heavy-duty operation. This hose is manufactured according to OEM specifications to ensure accurate fitment and long-term durability.

• OEM replacement for part number 208-03-71331

• Specifically designed for PC400-7 excavator

• High-strength rubber compound with excellent heat resistance

• Reinforced structure to withstand pressure and vibration

• Resistant to coolant chemicals and environmental aging

• Precision-molded for proper routing and secure sealing

• Suitable for maintenance, repair, and system overhaul

• Machine model: PC400-7

• Hose type: Radiator Lower Hose

• Installation position: Radiator lower outlet to engine inlet

• Function: Returns cooled coolant to the engine

• Assistance with machine model and part number verification

• Technical support for cooling system component matching

• Stable production and export supply capacity

• OEM and customized manufacturing options available

• Individually protected to prevent deformation during transit

• Export-standard carton packaging

• Neutral or YNF branded packing available

• Can be supplied together with the upper hose as a complete radiator hose set

Q1: Is this hose compatible with PC400-7 excavators?
A: Yes, it is produced according to OEM dimensions for direct installation.

Q2: Can it handle high-temperature and heavy-load conditions?
A: Yes, the material is designed for continuous operation under demanding working environments.

Q3: Are hose clamps included in the package?
A: Clamps are not included unless specifically requested.