Exists in different configurations: engineAIR Petrol tank mounted and engineAIR Petrol base mounted, engineAIR Diesel tank mounted and engineAIR Diesel base mounted and BIengineAIR (diesel engine and generator) tank and base mounted. They are available in 10 to 14 bar pressure variants with movable receivers up to 200 liter, and stationary receivers up to 270 liters depending on the model.