Save $400 on the Waterdrop X16 Undersink RO System
Black Friday Early Access price of $1,599 instead of $1,999.
Promo codes & deals for November 2026. Waterdrop Black Friday 2026: Early Access runs from November 2 to November 8 with up to $400 off, including $400 off the X16 under-sink reverse osmosis system with sale code WDX16.
Black Friday Early Access price of $1,599 instead of $1,999.
Early Access price of $1,099 instead of $1,299.
Black Friday Early Access saving on the K6 instant hot reverse osmosis system.
Black Friday Early Access saving on the G3P800 tankless reverse osmosis system.
Save up to 10% on every delivery when you subscribe to replacement filters.
Offers are set by Waterdrop US and can change without notice.
Waterdrop has opened Black Friday Early Access on its US site, running from November 2 to November 8, 2026 under the line “Buy Earlier, Save More, Deliver Faster.” The headline saving is up to $400 off, led by the Waterdrop X16 under-sink reverse osmosis system at $1,599 instead of $1,999.
Each discounted product shows its own sale code on the Waterdrop site, such as WDX16 for the X16 and WDX12 for the X12. Filters bought on subscription save up to 10% on every delivery, and new members receive 200 points on sign-up. We will update this page when the main Black Friday and Cyber Monday phase begins.
| Product | Saving | Sale code |
|---|---|---|
| X16 Undersink RO System | $400 off, $1,599 (was $1,999) | WDX16 |
| X12 Undersink RO System | $200 off, $1,099 (was $1,299) | WDX12 |
| K6 Instant Hot RO | $200 off | WDK6 |
| G3P800 Tankless RO | $150 off | WDG3P800 |
| M6CG Hot & Cold RO | $110 off | WDM6CG |
| G3P600 RO | $100 off | WDG3P600 |
| WHF3T-PG Whole House | $100 off | WD3TPG |
| CT01 Countertop Dispenser | $60 off | WDCT01 |
The Y1CH bottleless water cooler is also listed at $200 off, and smaller savings apply to under-sink filters such as the TST-UF ($40 off, WDTST) and the DST stainless steel filter ($30 off, WDDST).
Waterdrop makes home water filtration products. The range covers under-sink reverse osmosis systems (the X Series and G Series), countertop and hot-and-cold RO dispensers, instant hot RO units, alkaline and mineral RO systems, under-sink filters, countertop and faucet filters, bottleless water coolers, whole-house filtration systems and a spotless car wash system. Replacement filters for each system can be bought one-off or on subscription.
Eligible X Series RO systems include a 2-year limited warranty, while most other Waterdrop RO systems come with a 1-year limited warranty; Waterdrop asks buyers to check each product page for the exact coverage.
You can return items within 30 days of receipt with no restocking fee (continental US orders). You pay return shipping unless the return is quality-related. After 30 days, returns are still accepted but a 10% restocking fee applies and return shipping is deducted. Orders from third-party sellers such as Amazon are not covered.
From November 2 to November 8, 2026, according to the Waterdrop homepage banner.
$400 off the X16 Undersink Reverse Osmosis System, now $1,599, with sale code WDX16.
Yes. Economy shipping is free, and Standard shipping is free on orders over $200.
Returns within 30 days of receipt with no restocking fee; you cover return shipping unless the issue is quality-related.
Up to 10% on every delivery of replacement filters.
Waterdrop has not yet published Cyber Monday details. We update this page when Waterdrop changes its offers.