Cobectal K8B Reverse Osmosis Water Filter System, Under Sink RO Water Filtration System 800 GPD, 3:1 Pure to Drain, 11 Stage Tankless Water Filter with Smart Faucet, Reduces TDS, Black

$199.97$249.9720% OFF

Price as of September 22, 2026 at 11:40 PM

TagsAmazon Prepping Home & Kitchen Preparedness

Drilling 2 holes for installation. One for RO faucet and the other for drain pipe connection. Please note: The stem diameter of this faucet is 3/4 inch.
【Reverse Osmosis- Stay Hydrated And Healthy】At the core of this remarkable appliance is its advanced reverse osmosis filtration system, capable of eliminating 99.99% of harmful impurities. Powered by 0.0001-micron filtration, it removes TDS, PFOA, PFOS, chlorine, lead, heavy metals and other harmful substances in water. Tested by the SGS official third-party laboratory, it ensures cleaner, safer drinking water
【The Most Powerful RO System】Don't Just Count the Stages, Count the Core Power. Our unique 3-core system is engineered with dual RO filters and an activated carbon filter at its heart, working in tandem to remove more contaminants more effectively than any standard single-RO system. Tested by laboratory (SGS), effectively reduce particulate matter, chloride, and radioactive substances in tap water ensure the health of drinking water
【Dual RO Power, Unmatched Purity】Features dual RO membranes and 360° swirl water flush technology. The dual RO design filters water twice for purity while reducing wastewater, saving water and money. The automatic 360° swirl water flush prevents scaling and extends filter life, meaning less maintenance and better-tasting water
【800 GPD & 3:1 Pure To Drain】Enjoy rapid, high-purity water flow—fills a cup in just 5 seconds! With a remarkable 3:1 pure-to-waste ratio. It means for every 3 cups of pure water; it produces 1 cup of waste water. Saving 1200% more water than standard systems. Perfect for busy homes and small businesses use, delivering high-quality water for drinking, cooking, and food prep effortlessly
【Smart Faucet With Real-Time TDS Monitor】This under sink reverse osmosis system features a premium stainless steel smart faucet that instantly displays real-time TDS levels and water purity. The built-in screen alerts you when it’s time to change filters, ensuring optimal performance. The 360° swivel spout offers flexibility for easy installation and everyday use
【Compact Tankless Design | Space-Saving 】This ro water filtration system fits easily under any sink, freeing up 70% of cabinet space.With no storage tank, there's no standing water, no risk of recontamination, and no metallic taste—just fresh, clean, great-tasting water on tap. The ultimate tankless water purification systems solution for pure water in apartments and homes
【Easy-To-Install And Replace Filter】 The Cobectal tankless drinking water filtration system comes pre-assembled and takes less than 35-min to DlY install. it is breeze to installed while reducing leak risk. Changing filters is a breeze—just push, pull, and twist in 3 seconds, all without moving the unit
【Got a Problem? We Solve It】 - Enjoy no-hassle support with your 1-year warranty. Our experts are on standby Mon-Fri, 9-6 PST, with round-the-clock email assistance to keep you running smoothly. NOTE: The water filtration system requires an under-sink power source. Please measure your cabinet dimensions to ensure that the cabinet size is larger than the product size. The product size is 16.03"𝐋 𝐱 5.31"𝐖 𝐱 16.33"𝐇.
Find step-by-step installation videos on our product page. Need help? Reach out to us right from Your Orders on Amazon by clicking "Contact seller".

Drilling 2 holes for installation. One for RO faucet and the other for drain pipe connection. Please note: The stem diameter of this faucet is 3/4 inch.
【Reverse Osmosis- Stay Hydrated And Healthy】At the core of this remarkable appliance is its advanced reverse osmosis filtration system, capable of eliminating 99.99% of harmful impurities. Powered by 0.0001-micron filtration, it removes TDS, PFOA, PFOS, chlorine, lead, heavy metals and other harmful substances in water. Tested by the SGS official third-party laboratory, it ensures cleaner, safer drinking water
【The Most Powerful RO System】Don't Just Count the Stages, Count the Core Power. Our unique 3-core system is engineered with dual RO filters and an activated carbon filter at its heart, working in tandem to remove more contaminants more effectively than any standard single-RO system. Tested by laboratory (SGS), effectively reduce particulate matter, chloride, and radioactive substances in tap water ensure the health of drinking water
【Dual RO Power, Unmatched Purity】Features dual RO membranes and 360° swirl water flush technology. The dual RO design filters water twice for purity while reducing wastewater, saving water and money. The automatic 360° swirl water flush prevents scaling and extends filter life, meaning less maintenance and better-tasting water
【800 GPD & 3:1 Pure To Drain】Enjoy rapid, high-purity water flow—fills a cup in just 5 seconds! With a remarkable 3:1 pure-to-waste ratio. It means for every 3 cups of pure water; it produces 1 cup of waste water. Saving 1200% more water than standard systems. Perfect for busy homes and small businesses use, delivering high-quality water for drinking, cooking, and food prep effortlessly
【Smart Faucet With Real-Time TDS Monitor】This under sink reverse osmosis system features a premium stainless steel smart faucet that instantly displays real-time TDS levels and water purity. The built-in screen alerts you when it’s time to change filters, ensuring optimal performance. The 360° swivel spout offers flexibility for easy installation and everyday use
【Compact Tankless Design | Space-Saving 】This ro water filtration system fits easily under any sink, freeing up 70% of cabinet space.With no storage tank, there's no standing water, no risk of recontamination, and no metallic taste—just fresh, clean, great-tasting water on tap. The ultimate tankless water purification systems solution for pure water in apartments and homes
【Easy-To-Install And Replace Filter】 The Cobectal tankless drinking water filtration system comes pre-assembled and takes less than 35-min to DlY install. it is breeze to installed while reducing leak risk. Changing filters is a breeze—just push, pull, and twist in 3 seconds, all without moving the unit
【Got a Problem? We Solve It】 - Enjoy no-hassle support with your 1-year warranty. Our experts are on standby Mon-Fri, 9-6 PST, with round-the-clock email assistance to keep you running smoothly. NOTE: The water filtration system requires an under-sink power source. Please measure your cabinet dimensions to ensure that the cabinet size is larger than the product size. The product size is 16.03"𝐋 𝐱 5.31"𝐖 𝐱 16.33"𝐇.
Find step-by-step installation videos on our product page. Need help? Reach out to us right from Your Orders on Amazon by clicking "Contact seller".