Hitachi 4679981 Fuel Filter | Common Rail Diesel Filter ElementGenuine Hitachi Fuel Filter Element 4679981
Safeguard Common Rail Fuel Systems, Prevent Injector Scoring. Clogged filter leads to insufficient fuel supply and power loss. This high-efficiency filter traps fine impurities and separates moisture, fully protecting engine fuel injection components.
Core Advantages
| Advantage Item | Description |
|---|
| Large Capacity Pleated Media | Big filtering area, strong dirt holding capacity and long service interval |
| Composite Micro Filtration Layer | Capture tiny grit and carbon deposit effectively, avoid nozzle abrasion |
| Hydrophobic Water Separation Design | Isolate moisture from diesel, prevent internal fuel system corrosion |
| Metal Reinforced Structure | Anti-deformation under fuel pressure, stable and reliable operation |
Technical Parameters
| Parameter | Specification |
|---|
| Part Number | 4679981 |
| Product Type | High-body multi-layer diesel fuel filter element |
| Applicable Engine | Isuzu 4HK1 & 6HK1 turbo diesel engine |
| Main Material | Hydrophobic cellulose composite paper + steel reinforced framework |
| Function | Impurity filtration, water separation, protect common rail injection system |
Compatible Machine Models
| Equipment Type | Applicable Models |
|---|
| Hitachi ZAXIS Excavator | ZX200-3,ZX240-3,ZX330-3,ZX350-7,ZX370-6A |
| Sumitomo & Case Excavator | SH210,SH350,CX210,CX350 Series |
Procurement Suggestion
| Replacement Notice | Matching Combination Parts |
|---|
| Replace filter regularly during routine maintenance, avoid blocked fuel passage damaging injectors and high pressure pump. | Oil filter,air filter,hydraulic filter,engine sealing accessories |
Common Failure Symptoms
| No. | Failure Phenomenon |
|---|
| 1 | Engine power drops obviously and runs sluggishly under heavy load |
| 2 | Difficult startup and prolonged cranking before engine ignition |
| 3 | Device pops up fuel rail pressure low warning fault code |
All models for compatibility reference only. Premium fuel filter keeps diesel clean, stabilizes fuel supply pressure and extends whole fuel system service life.
