--- product_id: 43604715 title: "TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System" brand: "toppuror" price: "$358.30" currency: USD in_stock: false url: https://www.desertcart.us/products/43604715-tpr-d400ai-innovative-residential-under-sink-counter-top-3-stage store_origin: US region: United States of America --- # NSF certified 400 GPD DIY install TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System **Brand:** toppuror **Price:** $358.30 **Availability:** ❌ Out of Stock ## Summary > 💡 Elevate your hydration game with TPR-D400AI! ## Quick Answers - **What is this?** TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System by toppuror - **How much does it cost?** $358.30 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/43604715-tpr-d400ai-innovative-residential-under-sink-counter-top-3-stage) ## Best For - toppuror enthusiasts ## Why This Product - Trusted toppuror brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Monitoring:** Stay informed with a cutting-edge LCD display that tracks TDS levels and filter life. - • **Pure Water, Pure Life:** Experience 400 gallons per day of pristine water with our advanced 3-stage filtration system. - • **Sleek & Compact Design:** Transform your kitchen with an elegant under-sink system that fits seamlessly into your space. - • **Eco-Friendly Innovation:** Utilize environmentally friendly filters that ensure sustainability without compromising quality. - • **Leak Detection Technology:** Enjoy peace of mind with built-in leak detection and a reliable NSF-certified faucet. ## Overview The TPR-D400AI is a state-of-the-art under-sink reverse osmosis water filtration system, boasting a remarkable 400 gallons per day capacity. With its innovative 3-stage filtration process, smart LCD monitoring, and NSF certification, this eco-friendly solution ensures you have access to clean, safe drinking water right at your fingertips. Designed for easy DIY installation, it combines functionality with a sleek aesthetic, making it a perfect addition to any modern kitchen. ## Description 3 stage Elegant Direct Reverse Osmosis RO System with Smart LCD -Innovative environmental composite prefilter -Nice intimate LCD microcomputer controller -Super practical design Innovation -Front-end design protection without water -Display faucet seat -High pressure type inlet -Leak detection shutdown -Smart Filter replacement indicator/flow tips/time setting -24 hours monitoring of water quality -Water shortage warning Specification： Filtration Stages： Three Fittings： quick Capacity： up to 400GPD First Stages： 3-in-1 Green Filter Second Stages： 400GPD RO membrane Third Stage：In line post carbon Equipped with high flow motor 1L/M NSF/SGS Non-leaded Faucet including Pressure tank Pressure tank design： without Product dimension： 18.11"(D)x6.3"(W)x16.54"(H) Unit： Set ## Features - ISO-9001 Manufacturing gaurantee - Direct 400GPD & Innovative 3.in.1 filters for PP/GAC/PP - Environmental friendly of innovative filters - Smart LCD to indicate numbers of TDS/filter replacement liters/water shortage - Leak detection and NSF faucent, and faucet seat to show the water incoming ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | Toppuror | | Special Feature | NSF certified | | Package Information | Bottle | | Installation Type | Do-it-yourself quick installation | | Model Name | TPR D400 | | UPC | 842584100000 | | Manufacturer | Toppuror | | Part Number | TPR-D400AI | | Item Weight | 28.7 pounds | | Product Dimensions | 18.11 x 6.3 x 16.54 inches | | Is Discontinued By Manufacturer | No | | Color | Green | | Item Package Quantity | 1 | | Certification | Nsf Certification | | Special Features | NSF certified | | Usage | Indoor use only | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Brand:** Toppuror - **Special Feature:** NSF certified - **Package Information:** Bottle - **Installation Type:** Do-it-yourself quick installation - **Model Name:** TPR D400 - **UPC:** 842584100000 - **Manufacturer:** Toppuror ## Images ![TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System - Image 1](https://m.media-amazon.com/images/I/61OjakaVBdL.jpg) ![TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System - Image 2](https://m.media-amazon.com/images/I/81EnTFrIsYL.jpg) ![TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System - Image 3](https://m.media-amazon.com/images/I/71LoRPbDFBL.jpg) ![TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System - Image 4](https://m.media-amazon.com/images/I/71G5mRZ7OVL.jpg) ![TPR-D400AI Innovative Residential Under Sink Counter Top 3 Stage Elegant Direct Reverse Osmosis 400 GPD RO with Smart LCD Water Filter System - Image 5](https://m.media-amazon.com/images/I/71omFVLE2eL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/43604715-tpr-d400ai-innovative-residential-under-sink-counter-top-3-stage](https://www.desertcart.us/products/43604715-tpr-d400ai-innovative-residential-under-sink-counter-top-3-stage) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-08*