- Labyrinth wrap for high compressor reliability
- Alumite treatment
- Aluminium casting
- 2,2kW; 5,5kW; 7,5kW air ends available, for both 8 and 10bar
- Oil less compression Chamber for high quality air
- Effective aluminium heat radiation fin for higher efficiency and long life
- Over sized roller bearing for long bearing life
Hitachi Oil-Free Technology is 100% Oil-Less (no oil at all in the system). The complete Oil-Free structure is suitable for ISO 14001 factories.
Proprietary Scroll Wrap
(Patent USP 6808373)
Hitachi’s patented wrap design with Labyrinth seal provides superior performance and reliability. Alumite surface treatment also contributes to extended scroll life.