This is a Nitrogen generator / liquid manufactured by Angstrom Advanced which comes with an application range from 5-1000 liters of Liquid Nitrogen per hour. The unit comes with a cryogenic engine which features a fully automatic G-M cold head having an integral controls. For this specific unit, it has nitrogen capacity of 5-1000 L/h and a nitrogen purity of > 99%. For its input air pressure, it has 0-2 MPa and it uses a power supply AC of 220V/50Hz and 110V/60Hz. Also, it has a working temperature of 195 °C.