Columbus ST-7 Professional Dust Vacuum Cleaner

Professional cleaning without noise. The Columbus ST-7 professional vacuum cleaner combines power, silence and German efficiency.

Powerful, quiet and designed to perform day after day: the Columbus ST-7 professional dust vacuum cleaner has become a benchmark in the industrial and professional cleaning sector. Its compact design, low noise level and exceptional suction power make it perfect for cleaning companies, hotels, offices, clinics or any environment where deep and efficient cleaning is required without interruptions or noise disturbance.

Best commercial features of the professional vacuum cleaner

• ✅ Quiet (56 dB): ideal for hotels, offices, hospitals or environments where noise is a critical factor.
• ✅ High capacity (11 L): large tank that reduces downtime for emptying.
• ✅ Consistent performance: 720 W motor with 222 mbar vacuum and 31 L/s airflow.
• ✅ Versatile and ergonomic: suitable for hard and textile floors, with a stable design and comfortable handle.
• ✅ Professional mobility: rubber rear wheels and low centre of gravity for improved manoeuvrability.
• ✅ Efficient filtration: washable fabric filter and exhaust air filter for hygienic cleaning.
• ✅ Long operating time: 10-metre cable for uninterrupted working.
• ✅ Integrated accessories: everything you need is always within reach, stored in the body of the tank.
• ✅ Easy maintenance: accessible filter system, easy to clean and replace.
• ✅ Robust and lightweight construction (6.7 kg): professional durability with easy transport.

This professional dust vacuum cleaner is equipped with an 11-litre tank, manufactured to withstand continuous use and maintain consistent performance even in the most demanding conditions. Its low centre of gravity structure and swivel rubber rear wheels ensure smooth, stable and directional mobility, even in confined spaces or around obstacles. It is a versatile machine that can work on both hard floors (tiles, marble, wood, vinyl) and textile surfaces (rugs, carpets or upholstery), easily adapting to any professional environment.

One of its most notable features is its ultra-low noise level of only 56 dB(A), making it one of the quietest vacuum cleaners in its class. This feature is especially valuable in environments where acoustic comfort is essential, such as hospitals, hotels, offices, residences or schools. You can vacuum while there is activity without causing any disturbance: efficient and discreet cleaning in a single machine.

In terms of performance, the Columbus ST-7 professional dust vacuum cleaner operates at a nominal power of 720 W and a maximum vacuum of 222 mbar, offering high, constant and stable suction. Its maximum air flow of 31 l/s ensures fast and complete dust collection, leaving surfaces spotless with fewer passes. In addition, the airflow system can be adjusted directly on the tank, silently, to adapt the power to the type of surface or the amount of dirt.

Designed for professional use, this professional dust vacuum cleaner takes care of every detail. The large foot switch allows you to turn it on or off without bending down, and its accessories are conveniently stored at the back of the tank, always within easy reach. It also features an ergonomic handle for easy transport and an integrated compartment for the 10-metre power cord, keeping everything tidy and preventing tangles while you work.

Another distinguishing feature is its high-efficiency filtration system. The 11-litre fabric filter and exhaust air filter can be easily cleaned or replaced, ensuring consistent filtration and extending the life of the equipment. This makes it an ideal machine for those looking not only for power, but also for durability and easy maintenance.

With an unladen weight of only 6.7 kg and compact dimensions of 390 x 300 x 410 mm, the Columbus ST-7 is easy to transport, store and manoeuvre. Its protection class II offers electrical safety and reliability in everyday use.

Key advantages

• Quiet (56 dB): perfect for noise-sensitive environments.

• Large tank (11 L): more capacity, fewer interruptions.

• Dual use: hard floors and textile surfaces.

• Consistent performance: 720 W power and 222 mbar vacuum.

• Easy maintenance: washable and replaceable filters.

• Ergonomic and stable design: low centre of gravity and directional rubber wheels.

• Long operating time: 10-metre cable and integrated accessories.

The Columbus ST-7 professional vacuum cleaner is the perfect ally for companies looking for efficiency, quietness and durability in a single machine. Manufactured with Columbus' characteristic German quality, it offers professional, deep and consistent cleaning, optimising the time and effort of each session.

Ideal for professional cleaning services, hotels, hospitals, clinics, educational centres and offices, this vacuum cleaner combines advanced technology with practical and ergonomic usability.

If you are looking for a robust, quiet and high-performance machine, the Columbus ST-7 professional vacuum cleaner is the investment that guarantees impeccable results, day after day.