--- product_id: 4160247 title: "US-600A Under-Sink Water Filtration System - Water Filter Reduces Chlorine Taste & Odor - Includes D-20A Cartridge, Mounting Hardware & Wrench, 1,000 Gallon Capacity" brand: "culligan" price: "S$93" currency: SGD in_stock: true category: "Culligan" url: https://www.desertcart.sg/products/4160247-us-600a-under-sink-water-filtration-system-water-filter-reduces store_origin: SG region: Singapore --- # 1,000 gallon capacity Compact under-sink design DIY-friendly quick installation US-600A Under-Sink Water Filtration System - Water Filter Reduces Chlorine Taste & Odor - Includes D-20A Cartridge, Mounting Hardware & Wrench, 1,000 Gallon Capacity **Brand:** culligan **Price:** S$93 **Availability:** ✅ In Stock ## Summary > 💧 Elevate your tap water game—because your kitchen deserves the best! ## Quick Answers - **What is this?** US-600A Under-Sink Water Filtration System - Water Filter Reduces Chlorine Taste & Odor - Includes D-20A Cartridge, Mounting Hardware & Wrench, 1,000 Gallon Capacity by culligan - **How much does it cost?** S$93 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/4160247-us-600a-under-sink-water-filtration-system-water-filter-reduces) ## Best For - culligan enthusiasts ## Why This Product - Trusted culligan brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pure Taste, Zero Chlorine:** NSF-certified D-20A cartridge slashes chlorine taste & odor for crisp, clean water. - • **Long-Lasting Filtration Power:** Filters up to 1,000 gallons or 12 months—stay worry-free with consistent quality. - • **Fits Seamlessly Under Your Sink:** Slim, space-saving design integrates effortlessly without extra faucets or clutter. - • **Versatile Cartridge Compatibility:** Works with multiple Culligan cartridges (D-10A, D-20A, D-30A, D-40A) to suit your needs. - • **Install Like a Pro, No Plumber Needed:** Complete kit with mounting bracket, tubing, and wrench for fast, tool-free setup. ## Overview The Culligan US-600A is a compact, under-sink water filtration system featuring an NSF/ANSI Standard 42 certified D-20A cartridge that effectively reduces chlorine taste and odor. Designed for easy DIY installation with included hardware, it filters up to 1,000 gallons or 12 months, fitting neatly under your kitchen sink without requiring a separate faucet. Compatible with multiple replacement cartridges and backed by a 5-year warranty, it delivers reliable, great-tasting water for drinking and cooking. ## Description Product Description The Culligan US-600A filtration system fits compactly and installs easily on a 3/8-inch cold water line under the counter for convenient access to filtered water from the existing kitchen faucet. The filter is designed with an integrated quick attach mounting bracket for added installation ease. The included D-20A cartridge, plastic tubing, and installation hardware provide you with everything you need to get your kitchen faucet running with cleaner filtered water for your food and drink. The slim design of the water filter system works well in tight spaces. From the Manufacturer The Culligan US-600A slim design of this undersink water filter unit works well in tight spaces. The water filter includes quick connect fittings and tubing hardware for quick and easy installation. The included Culligan D-20 cartridge provides clear, clean water for drinking or cooking. Compatible with multiple cartridges. The filter includes a 5 year warranty. ## Features - EFFECTIVE CHLORINE REDUCTION: Reduces chlorine taste & odor with included D-20A cartridge for cleaner, better-tasting water from your tap and for cooking. - NSF CERTIFIED FILTRATION: NSF/ANSI Standard 42 certified to reduce chlorine taste & odor—trusted filtration performance you can count on for your home. - COMPACT UNDER-SINK DESIGN: Space-saving filter fits under kitchen sink, connects to your existing faucet; no need for a separate tap or bulky countertop unit. - EASY INSTALLATION: Includes housing with mounting bracket, 3/8" tubing, quick-connect elbows & housing wrench for fast, DIY-friendly setup. - LONG-LASTING & VERSATILE: D-20A cartridge filters up to 1,000 gallons or 12 months; compatible with D-10A, D-20A, D-30A, and D-40A replacement cartridges. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0002YXMG8 | | Best Sellers Rank | #43,096 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #296 in Replacement Under-Sink Water Filters | | Brand Name | Culligan | | Customer Reviews | 4.5 4.5 out of 5 stars (525) | | Global Trade Identification Number | 00033663005440 | | Included Components | 1 water filter | | Item Dimensions D x W x H | 30"D x 8"W x 6"H | | Item Type Name | Drinking Water Filtration System with Filter | | Item Weight | 1.74 Pounds | | Manufacturer | Culligan | | Manufacturer Part Number | US-600A | | Manufacturer Warranty Description | 5 year limited warranty | | Material Type | Multi | | Model Number | D-20A | | Number of Items | 1 | | UPC | 809390006865 807032976187 033663005440 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Culligan - **Item Weight:** 1.74 Pounds - **Material:** Multi - **Product Dimensions:** 30"D x 8"W x 6"H - **UPC:** 809390006865 807032976187 033663005440 ## Images ![US-600A Under-Sink Water Filtration System - Water Filter Reduces Chlorine Taste & Odor - Includes D-20A Cartridge, Mounting Hardware & Wrench, 1,000 Gallon Capacity - Image 1](https://m.media-amazon.com/images/I/511osScUZYL.jpg) ## Available Options This product comes in different **Model, Style** options. ## Frequently Bought Together - Culligan US-600A Under- Sink Drinking Water Filtration System with Filter, 1,000 Gallon, White - Culligan Advanced D-30A Water Filter Replacement Cartridge, 1,000 Gallon, White - D-30A Advanced - Culligan D-20A Basic Drinking Water Filtation Replacement Cartridge, 1,000 Gallons, 3 Pack --- ## 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.sg/products/4160247-us-600a-under-sink-water-filtration-system-water-filter-reduces](https://www.desertcart.sg/products/4160247-us-600a-under-sink-water-filtration-system-water-filter-reduces) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-08-21*