--- product_id: 139303760 title: "ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump" brand: "senstree" price: "€ 36.14" currency: EUR in_stock: true category: "Senstree" url: https://www.desertcart.gr/products/139303760-zaojiao-auto-top-off-ato-solution-auto-water-filler-adjustable store_origin: GR region: Greece --- # 0-8 inch adjustable water level Fits up to 5/8 inch thick tank walls Durable transparent PC material ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump **Brand:** senstree **Price:** € 36.14 **Availability:** ✅ In Stock ## Summary > 💧 Keep your aquarium flawless with smart, leak-proof auto top-off tech! ## Quick Answers - **What is this?** ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump by senstree - **How much does it cost?** € 36.14 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/139303760-zaojiao-auto-top-off-ato-solution-auto-water-filler-adjustable) ## Best For - senstree enthusiasts ## Why This Product - Trusted senstree brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Leak-Proof Design:** Includes O-ring and 1/4 inch tube compatibility to ensure zero leaks under pressures up to 0.8MPa—reliable and mess-free. - • **Adjustable Height Holder:** Fine-tune water levels from 0 to 8 inches for optimal aquatic environment control tailored to your tank’s needs. - • **Robust & Transparent Build:** Crafted from high-quality PC material for durability and a sleek, modern look that blends seamlessly with your aquarium setup. - • **Precision Auto Water Top-Off:** Maintains perfect aquarium water levels effortlessly, so you never worry about evaporation again. - • **Universal Mounting Flexibility:** Two mounting options fit a wide range of tank and sump setups up to 16mm thick walls—customize your installation with ease. ## Overview The ZAOJIAO Auto-top-Off ATO Solution is a durable, transparent PC float valve system designed for aquarium sumps and tanks up to 5/8 inch thick. It offers adjustable water level control from 0 to 8 inches, features leak-proof 1/4 inch tube fittings with O-ring seals, and supports pressures up to 0.8MPa. Easy to mount with two methods, it ensures precise, automatic water refill to maintain optimal aquatic conditions. ## Description The ATO system is easy to hang on to your aquarium sump, it can automatically fill and shut off inlet water, and fit a wide variety of positions and heights. Features: 1, It works for tanks and sumps that have up to 5/8"(16mm) thick walls. 2, The range of water level from aquarium sump top is 0-20mm. 3, The bracket is made with high quality transparent PC material, durable and solid, no breaking. 4, It meets 1/4" tube, come with O-ring, don't leak. Packing list: 1 x Float valve 1 x PC bracket 2 x Nylon screw ## Features - ★The pipe shown in the picture is for example purposes. Material: transparent PC material, durable and solid, no breaking. - ★Convenient. The ATO system is easy to hang on to your aquarium sump, two mounting methods for different tank. - ★Easy to adjust up and down, adjustable height holder make different water levels possible. - ★It works for tanks and sumps that have up to 5/8"(16mm) thick walls. The range of water level from aqurium sump top is 0-20cm or 0-8". - ★It meets 1/4" tube, come with O-ring, no leaking. Pressure: 0.02-0.8MPa. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07SMG6NYH | | ASIN | B07SMG6NYH | | Best Sellers Rank | #52,655 in Pet Supplies ( See Top 100 in Pet Supplies ) #16 in Aquarium Water Pump Accessories #139 in Aquarium Test Kits | | Brand Name | SENSTREE | | Customer Reviews | 4.2 4.2 out of 5 stars (605) | | Date First Available | May 29, 2019 | | Exterior Finish | Plastic | | Inlet Connection Type | 1/4 inch | | Item Weight | 59 Grams | | Item model number | AHPC01 | | Manufacturer | ZAOJIAO | | Manufacturer | ZAOJIAO | | Manufacturer Part Number | AHPC01 | | Material Type | pc | | Maximum Pressure | 8 Bars | | Model Number | AHPC01 | | Number of Pieces | 2 | | Number of Ports | 2 | | Outlet Connection Type | 1/4 inch | | Package Dimensions | 6.93 x 6.14 x 2.09 inches; 2.08 ounces | | Size | 5/8" (16mm) x 0-20mm (0-8 inches) | | Thread Size | 1/4 inch | | Thread Type | 1/4-20 NPT | | UPC | 604753637072 | | Unit Count | 1.0 Count | | Valve Type | Float Valve | ## Product Details - **Brand:** SENSTREE - **Exterior Finish:** Plastic - **Inlet Connection Type:** 1/4 inch - **Manufacturer:** ZAOJIAO - **Material:** pc - **Maximum Operating Pressure:** 8 Bars - **Number of Packs:** 1 - **Number of Ports:** 2 - **Outlet Connection Type:** 1/4 inch - **Unit Count:** 1.0 Count ## Images ![ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 1](https://m.media-amazon.com/images/I/61GSDpdBgoL.jpg) ![ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 2](https://m.media-amazon.com/images/I/71ql2TIfYlL.jpg) ![ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 3](https://m.media-amazon.com/images/I/511obIaJ1BL.jpg) ![ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 4](https://m.media-amazon.com/images/I/31buhShbA0L.jpg) ![ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 5](https://m.media-amazon.com/images/I/61LN11c6sFL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - SENSTREE ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - PureSec 100FT Blue 1/4 Inch O.D.NSF Certified CCK RO Tubing at 70°F-120PSI to 150°F-60PSI 1/4" Flexible water pipes 1/4-inch Plastic Tubing（100 Feet) - Lemoy 1/4" OD Quick Connect Push In to Connect Water Tube Fitting for RO Reverse Osmosis Water Filter Fittings Pack of 30 --- ## 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.gr/products/139303760-zaojiao-auto-top-off-ato-solution-auto-water-filler-adjustable](https://www.desertcart.gr/products/139303760-zaojiao-auto-top-off-ato-solution-auto-water-filler-adjustable) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-14*