Brand：
Rocker Scientific, 189300-22, Rocker 300C, PTFE Coated Chemical Resistant Vacuum Pump, 220V/50Hz Features: Good chemical resistance No air pollution, maintenance free Quiet and low vibration Thermal protection device CE / RoHS certification IP 30 protection Moderate chemical resistance The diaphragm chamber of Rocker 300C vacuum pump coated with PTFE can offer good resistance to a wide range of corrosive gases except strong acid and alkali. No air pollution, maintenance free Rocker 300C vacuum pump is driven by diaphragm, without the need of lubricant, regular oil changes and maintenance; with no oil pollution. Quiet and low vibration The mechanism technique and quality vibration-proof assembles make pumps run at the lowest noise with stable. Thermal protection device Every motor of Rocker 300C series pumps has a built-in thermal protection device to shut off the pump automatically when overheated and then resume working when the temperature cools down.
