Specifications Kraus GlobalProductsHydrogenDispensersSpecifications Fill pressures: 3,600/5,000/10,000 psig at 70ºF (250/350/700 barg at 20ºC) Operating temperature: -40ºC to +5OºC Flow rates up to 5,000 SCFM (8,000 Nm3/Hr) Accuracy: +/- 1% Electrical supply: 120/240 VAC, 50/60Hz