The reservoir float switch, 2 posn, 4 pins, is a replacement part for the Fi-Streem™ Water Purification Stills. The LabStrong™ Fi-Streem™ part number 857X3LS is the direct replacement of the Thermo Fisher Scientific™ Barnstead™ Fi-Streem™ part number 857X3.
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LabStrong™ is the exclusive distributor of all Fi-Streem™ distillation systems and replacement parts in North America. The Fi-Streem™ products were previously distributed by Barnstead™, which was a Thermo Fisher Scientific™ company. LabStrong™ offers hundreds of replacement parts for Fi-Streem™ Water Stills. Many of the parts are stocked and can ship from our warehouse the same business day if the order is received before daily order cutoff time. For convenience, expedited shipping options are available.
*Barnstead is a registered trademark of Thermo Fisher Scientific. LabStrong replacement parts, cartridges, or filters are not affiliated with, nor supplied or sponsored by Thermo Fisher Scientific.