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Refurbished Edwards EXT-255-DX with DN100ISO-K flange.
Product description
The Edwards EXT255 is a high performance traditional turbo molecular Pump. The pump offers a good ultimate vacuum, extremely high compression ratio for light gases and extended tolerance to high backing pressures. For the UHV user this means good ultimate vacuum with the option of a dry backing pump. For the general vacuum user this means fast pumpdown.