Costway - 600 GPD Tankless Under-Sink RO System with 8-Stage Filtration & Smart LED Faucet-600 GPD - Black,White
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About This Item
- General
- Brand: Costway
- Model Number: HCST12779
- Product Name: Costway 600 GPD Tankless Under-Sink RO System with 8-Stage Filtration & Smart LED Faucet-600 GPD
- Color: Black,White
- Dimensions
- Product Height: 15.5 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 5.5 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Length: 15 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
- Product Weight: 22.7 pounds (The out of box weight of the item.)
- Material
- Material: Acrylonitrile Butadiene Styrene (ABS)
- Features
- Filter Type: Reverse osmosis, Carbon
- Filter Life: A 12-month PCT filter and a 24-month RO filter
- Removes: Sediment, Lead
- Number of Stages: 8
- Number of Filters Included: 1
- Flow Rate: 1.67 quarts per minute
- Mount Type: Under the sink
- Installation Hardware Included: true
- Filter Indicator Light(s): true
- Warranty
- Warranty - Parts: 1 year
- Warranty - Labor: Not applicable
- Other
- UPC: 197867732837
Experience reliable water right from your kitchen with this cutting-edge under-sink reverse osmosis system. With 0.41 gal/min pure water flow rate, the filtration system fills you 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.
- 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. 600 GPD water flow allows you to fill a 6oz cup in just 7 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.
Reviews
Rating 5 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products
Experience reliable water right from your kitchen with this cutting-edge under-sink reverse osmosis system. With 0.41 gal/min pure water flow rate, the filtration system fills you 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.
The Hydrofast C100 Countertop RO Water Purifier provides instant chilled 50°F (10°C) water with a 6-stage filtration system, including UV sterilization, that removes 99.9% of contaminants. The side-mounted 1.06-gallon tank is easy to refill, and the system requires no installation—just plug in and use. With a 3:1 pure-to-waste ratio, the C100 produces up to 528 gallons of purified water annually. BPA-free and low maintenance, it offers clean, safe water with a simple filter replacement.
The Waterdrop G3P600 is a tankless under sink reverse osmosis system with 8-stage filtration, certified by NSF/ANSI 42, 58, and 372, as well as FCC, EU, and UKCA standards. Tested by SGS, it effectively reduces TDS, PFAS, fluoride, heavy metals, salts, and other contaminants, delivering up to 600 GPD with a 2:1 pure-to-drain ratio. Its smart display faucet provides real-time TDS monitoring and filter life tracking, while the sleek tankless design saves 70% under sink space and allows quick 3-second filter changes without tools. This system requires under-sink electricity and offers fast, stable water flow ideal for daily drinking and cooking.
Upgrade your hydration with the Hydrofast B100—the smarter, cleaner, and more convenient way to enjoy pure water every day! Featuring a powerful 6-stage RO filtration system with built-in UV sterilization, it removes 95% of TDS, eliminates heavy metals, fluoride, and over 1,000 contaminants, while remineralization adds essential nutrients for healthier, better-tasting water. No installation needed—just plug and play on any countertop in your home, office, or RV. The eco-friendly 3:1 pure-to-drain ratio reduces waste, and the long-lasting filter lasts up to 12 months with easy twist-and-pull replacement. Stay in control with the smart display, offering instant TDS readings, filter status updates, and quick-select dispensing options (3.4/8.5/15.2/20.3 fl oz). With a rapid 100 GPD flow rate and a 1.06-gallon tank, you’ll always have fresh, safe water on demand. Ditch plastic bottles and embrace a sustainable lifestyle—the Hydrofast B100 delivers purity, convenience, and peace of mind in every sip.
| Pros for Costway - 600 GPD Tankless Under-Sink RO System with 8-Stage Filtration & Smart LED Faucet-600 GPD - Black,White | |||
|---|---|---|---|
| There were no pros for this product— | Ease of Use, Water Quality | There were no pros for this product— | Water Quality, Ease of Use |
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