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The Wein Vortex VI-3500 is a small, filterless ionic air purifier for a tabletop or a single room. It has no fan and no motor, so it makes no motor noise, and it uses a pulsing on-off cycle instead of a steady stream. It weighs about 1 pound 2 ounces and measures roughly 7.5 by 7.75 by 1.5 inches. The best new price is $86.99 at eBay as of November 6, 2026, with 3 stores listing it new.
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Lowest price we've seen: $86.99 on Nov 6 at eBay. Tracked across 8 stores since Nov 6.
The 18 ratings average 4.9 out of 5, and owners mostly praise the silent, filterless design.