As of Oct 27, 2026, 11:53 AM ET, the Waterdrop X Series Undersink Reverse Osmosis System, X16 is listed online by Waterdrop (waterdropfilter.com) at $1,999; the store's feed doesn't report stock.
Waterdrop sells it online at waterdropfilter.com. The price and stock here come from Waterdrop's own product feed, checked Oct 27, 2026.
| Option | Model no. | Price | Online availability | |
|---|---|---|---|---|
| Standard | 42830018510930 | $1,999 | Listed online (stock not reported) | Buy at waterdropfilter.com |
| Standard | 42509439107154 | $1,999 | Listed online (stock not reported) | Buy at waterdropfilter.com |
| Standard | 42509439074386 | $1,999 | Listed online (stock not reported) | Buy at waterdropfilter.com |
Buy links go to the retailer through an affiliate network, and Aisles Ecommerce may earn a commission if you buy. It doesn't change the price. Disclosure.
It costs $1,999 at Waterdrop, as of Oct 27, 2026.
Waterdrop's product feed doesn't say whether it's in stock. It lists 3 options at waterdropfilter.com; check there before you buy.
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