Dräger is a German company based in Lübeck[2] which makes breathing and protection equipment, gas detection and analysis systems, and noninvasive patient monitoring technologies.

[5] According to an article in New York Times, Xavier Becerra (who was selected by then-President-elect Joseph R. Biden Jr. as his nominee for the Secretary of Health and Human Services in the US), made the statement that they plan to order approximately 1 million medical ventilators for managing the Covid19 epidemic when he took office.

With headquarters in Lübeck, Germany, Dräger Medical employs nearly 14,000 people worldwide,[7] around half of whom work in customer sales & services.

The current product range encompasses respiratory protective equipment for firefighters, miners and other industrial personnel as well as complete air filter and air supply systems, portable and fixed gas detection and warning systems, devices for on-site or laboratory contaminant analysis, and instruments to determine a person's breath-alcohol concentration.

[citation needed] Dräger Safety operates production plants in Germany, Great Britain, USA, Sweden, South Africa and China.

[11][12] Today colorimetric gas detector tubes are used throughout industry as a low-cost and easy-to-use tool for detecting the presence of gases and are available from a wide range of manufacturers.

Many of Drägers breathalyzers have United Kingdom Home Office approval, which means they can be used by the police in a variety of countries, including the UK.

Drägerwerk manufactured heavy diving equipment in the early 20th century, including helmets and diver's air pumps.

[13] Since 1941 Hans Hass used bag-on-back rebreathers for scuba diving, originally built by Dräger for self-rescue of submarine crews (Tauchretter; like the Davis Escape Set).

[14] Dräger manufactured the Atlantis, Ray and Dolphin lines of recreational diving semi-closed-circuit nitrox rebreathers.

[15][16] The Dräger Dolphin, originally Atlantis is a semi-closed circuit nitrox rebreather for recreational diving using a constant mass flow injection system.

[17][18] The Dräger Ray is a semi-closed circuit recreational diving rebreather designed to use standard nitrox breathing gas mixtures.

The back mounted scrubber has axial flow, and has an auxiliary P-port on the base, which can be used to connect an optional oxygen monitor cell.

The automatic diluent valve is combined with the metering orifice as a single unit which plugs into a counterlung using a standard P-port connection.