Costway 800 GPD Tankless Under-Sink RO System with 8-Stage Filtration & Smart LED Faucet Black + White-800 GPD

★★★★★ 4.1 141 reviews

US$92.00
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US$92.00
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Management number 230898335 Release Date 2026/06/18 List Price US$92.00 Model Number 230898335
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Experience reliable water right from your kitchen with this cutting-edge under-sink reverse osmosis system. <br> With 0.53 gal/min pure water flow rate, the filtration system fills your cup in just seconds while maintaining a highly efficient 2:1 pure-to-drain ratio to reduce waste. It features advanced 8-stage filtration, including 2 PP fiberfill layers, 2 activated carbon layers, scale inhibitor membrane and RO membrane layer. The post-activated carbon layer with Alkaline filter media enhances mineral content for better taste. Moreover, the compact, tankless design saves 70% under-sink space and prevents secondary contamination. The smart faucet with TDS indicator allows you to verify filter performance at a glance. This reverse osmosis system with well-designed features will transform your tap water into crystal-clear, mineral-rich hydration.<br><br><br><br>Feature<br>0.0001µm RO membrane removes 99% harmful impurities such as arsenic, chromium, nitrate, barium and more<br> 8-stage filtration for thorough purification with 2 purified water to 1 drain water<br> Alkaline filter enhances water taste and adds healthy minerals<br> High 800 GPD flow rate provides water quickly and efficiently<br> Compact tankless design saves 70% under-sink cabinet space<br> Smart LED faucet shows real-time TDS and filter status<br> Easy twist-and-pull filter replacement completed in seconds<br> Automatic flushing extends filter lifespan and system performance<br> Operation panel with indicators for better user experience<br> Clearly marked ports for easy connection of water inlet and outlet hoses<br><br><br><br>Specification<br>Color: Black + White<br> Material: ABS<br> Overall Dimensions: 15” x 5.5” x 15.5” (L x W x H)<br> Net Weight: 23 lbs<br> Rated Voltage: 100-240V<br> Rated Power: 110W<br> Flow Rate: 800 GPD<br> Pure Water Flow Rate: 0.53 gal/min<br> Rated Total Pure Water Volume: 1057 Gallon<br> Inlet Water Pressure: 0.1-0.4 MPa<br> Cord Length: 5 ft<br> <br> Package Includes:<br> 1 x Under Sink Water Filter Machine<br> 1 x RO Cartridge<br> 1 x PCT Cartridge<br> 1 x Power Adapter<br> 1 x Feed Water Adapter<br> 1 x 3/8” PE Pipe<br> 1 x 1/4” PE Pipe<br> 1 x Wrench<br> 1 x Drain Saddle<br> 1 x Smart Screen Faucet<br> 1 x User Manual<br>

  • Superior Contaminant Removal: Featuring a 0.0001µm RO membrane, this reverse osmosis water filter effectively reduces harmful impurities by 99%, including PFOA, lead, fluoride, TDS, and more, ensuring your drinking water is ultra-pure and safe for your family.
  • Advanced 8-Stage Filtration: Equipped with an 8-stage deep filtration system including PP fiberfill, activated carbon, and scale inhibitor membrane, this under-sink RO system ensures highly efficient 2:1 pure-to-drain ratio for less water waste. Moreover, the Alkaline filter media adds minerals for better taste. 800 GPD water flow allows you to fill a 6oz cup in just 5 seconds.
  • Compact Tankless Design: This under-sink RO system saves 70% under sink space with a compact footprint of just 15” x 5.5” x 15.5”. Its innovative no-tank design prevents secondary contamination, making it perfect for small kitchens or tight cabinet spaces.
  • Real-Time Water Quality Monitoring: Coming with a smart LED faucet with 360° swiveling design, the RO system provides instant TDS level readings and filter lifespan status. Note: Please replace the filter when the filter indicator light turns red.
  • Quick Filter Replacement: The filtration machine includes a 12-month PCT filter and a 24-month RO filter with a quick twist-and-pull design. An effort-saving wrench is also included for hassle-free replacement. Designed with auto flushing function, it ensures extended filter life and maintains optimal system performance.
Brand Costway
Rec. use Residential
Dimensions 15.00 x 5.50 x 15.50 Inches
Color category White
Model HCST12774
Weight 23 lb

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