Aura Otto Bull: High-Performance Central Vacuum Unit
The Aura central vacuum unit by Otto Bull offers power, durability, and ease of use for a healthier environment. Thanks to its mirror-polished AISI 430 stainless steel finish and design for intensive use, it guarantees deep and long-lasting cleaning in interiors up to 400 m², for both residential and professional applications. For more information,
download the technical data sheet.
Main Features
- Real power: from 555 to 696 AirWatts depending on the motor version.
- Wide coverage: effective cleaning up to 400 m² with a single operator.
- Advanced filtration: 18 L microfiber bag + motor protection filter.
- Quiet operation: Ø 50 mm silencer included.
- Flexible installation: Ø 50 mm connections for suction and exhaust.
- Design & strength: AISI 430 stainless steel structure, mirror finish, designed for intensive use.
Why Choose Aura Otto Bull?
With Aura, you benefit from a stable, reliable, and easy-to-maintain central vacuum unit: the microfiber bag traps dust and protects the motor, reducing maintenance while maintaining consistent performance. Its stainless steel construction ensures durability and resistance, providing daily comfort and reliability. For more information,
download the technical data sheet.
Technical Data
| Service area |
Up to 400 m² |
| Motor versions |
4 versions (555 to 696 AirWatts) |
| Power (AirWatts) |
555–696 AW (depending on model) |
| Collection capacity |
18 L microfiber bag |
| Filtration |
Motor protection filter |
| Network connections |
Ø 50 mm (suction / exhaust) |
| Silencer |
Ø 50 mm included |
| Body material |
AISI 430 stainless steel, mirror finish |
| Use |
Residential and professional (intensive use) |
| Maintenance |
Bag replacement; simple maintenance |
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