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Direct drive roots vacuum booster. CFM 220, Rotational speed 3500 RPM, Ultimate vacuum 7.5 × 10–5 torr, Inlet port ISO63 / exhaust port ISO40, Motor 2 hp 60hz 208/230/460v 3ph standard or optional 50hz, Hydrocarbon Oil capacity 1.6 quarts, Weight net 134

Direct drive roots vacuum booster. CFM 355, Rotational speed 3500 RPM, Ultimate vacuum 7.5 × 10–5 torr, Inlet port ISO100 / exhaust port ISO63, Motor 2 hp 60hz 208/230/460v 3ph standard or optional 50hz, Hydrocarbon Oil capacity 1.6 quarts, Weight net163 lbs

Edwards EH250羅茨泵

EH250 Mechnical Booster Pump

Direct drive roots vacuum booster. CFM 220, Rotational speed 3500 RPM, Ultimate vacuum 7.5 × 10–5 torr, Inlet port ISO63 / exhaust port ISO40, Motor 2 hp 60hz 208/230/460v 3ph standard or optional 50hz, Hydrocarbon Oil capacity 1.6 quarts, Weight net 134

EH500羅茨泵

EH500 Mechnical Booster Pump

Direct drive roots vacuum booster. CFM 355, Rotational speed 3500 RPM, Ultimate vacuum 7.5 × 10–5 torr, Inlet port ISO100 / exhaust port ISO63, Motor 2 hp 60hz 208/230/460v 3ph standard or optional 50hz, Hydrocarbon Oil capacity 1.6 quarts, Weight net163 lbs.