Breathing air
Coltri’s breathing air compressors are incredibly versatile air compression tools.

The breadth of the range makes it possible to find the best-performing tool in both diving and multiple application areas and industries.
CNG/Biomethane
Clean energy and maximum performance: high-pressure compressors for CNG provide efficiency and reliability in gas refueling and storage.

Available as Compressors or Boosters for CNG, they offer advanced solutions for every need, with uncompromising power, safety and performance.
Booster industrial
Tailored power and maximum versatility: high, medium pressure and hydrogen boosters meet every application need.

Efficiency, safety and high performance for optimal pressure management, with reliable technology serving every industry.
Accessories
Complete your system with tailored accessories: Coltri solutions to optimize every stage of compression.

From accumulator stations and dispensers to spare parts and explosion-proof booths, everything you need for reliable and safe performance.
Support
Complete documentation for every need: catalogs, data sheets, manuals, spare parts, video tutorials and more.
- Documentation
- Service
Company
History, vision, innovation. News, trade shows and certifications tell who we are.
- Coltri Compressors
- Contact
Contact
A global network of contacts, dealers, distributors and service centers. Always nearby, wherever you are.
- Contact list
- Headquarters
  - Aerotecnica Coltri S.p.A.

Digital pressure switch 0-400 W

The instrument allows the pressure to be displayed in bar, psi or MPa.

Through the programming buttons, it allows setting the relay contact tripping pressure (SPDT) and hysteresis. Settings are password protected at 3 levels: manufacturer, customer and end user. The instrument also has the function of operating hours counter and nr. separator trip cycles, ensuring an overall improvement in the operation of the charging station over time and the longevity of its filters.