---
product_id: 221475425
title: "ZAOJIAO SENSTREE Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump"
brand: "senstree"
price: "$56.57"
currency: USD
in_stock: true
reviews_count: 9
category: "Senstree"
url: https://www.desertcart.us/products/221475425-zaojiao-senstree-auto-top-off-ato-solution-auto-water-filler
store_origin: US
region: United States of America
---

# Auto water refill with 0-25mm level precision Durable 5mm acrylic bracket & leak-proof O-ring Adjustable float valve fits 5-18mm glass ZAOJIAO SENSTREE Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump

**Brand:** senstree
**Price:** $56.57
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your aquarium flawless—automate the essentials, impress your aquatic community!

## Quick Answers

- **What is this?** ZAOJIAO SENSTREE Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump by senstree
- **How much does it cost?** $56.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/221475425-zaojiao-senstree-auto-top-off-ato-solution-auto-water-filler)

## 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

- • **Premium Build Quality:** High-grade polyethylene and acrylic materials ensure durability and leak-free operation
- • **Precision Water Control:** Maintains water level within 0-25mm for optimal aquatic environment
- • **Sleek, Minimalist Design:** Clean acrylic bracket blends seamlessly with modern aquarium setups
- • **Universal Fit Flexibility:** Adjustable float valve designed for 5-18mm aquarium glass thickness
- • **Effortless Aquarium Maintenance:** Auto top-off system keeps water levels perfect without daily hassle

## Overview

The ZAOJIAO SENSTREE Auto-top-Off ATO Solution is a precision-engineered automatic water filler designed for aquarium sumps with glass thickness from 5 to 18mm. Featuring a durable 5mm acrylic bracket and leak-proof O-ring, it maintains water levels within a 0-25mm range, ensuring hassle-free, consistent aquatic conditions. Easy to install and adjust, this system is perfect for millennial aquarium enthusiasts seeking a sleek, reliable, and low-maintenance solution.

## Description

The ATO system is easy to hang on to your aquarium sump,it can automatically fill and shut off inlet water. you make it fit a wide variety of positions and heights. 1, It is suitable for 5 to 18mm thickness of aquarium. 2, The range of water level from aquarium sump top is 0-25mm or 0-10". 3, The bracket is made with high quality 5mm acrylic. 4, It meet 1/4" tube, come with O-ring, don't leak. Packing list: 1 x Float valve 1 x Acrylic bracket 4 x Nylon screw

Review: Looks great in my sump. - Looks nice with the nice clean look and works great too.
Review: So easy to use - “Exactly as it says on the tin” perfect. Easy to set up and use. Thanks

## Features

- The ATO system is easy to hang on to your aquarium sump.
- It is suitable for 5 to 18mm thickness of aquarium.
- Pressure: 0.02-0.8MPa.
- Material: Polyethylene Plastic and Acrylic.
- The range of Water level from aqurium sump top is 0-25mm or 0-10".

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B06Y42PPWN |
| Batteries Included | No |
| Batteries required | No |
| Best Sellers Rank | 106,959 in Pet Supplies ( See Top 100 in Pet Supplies ) 84 in Aquarium Water Pump Accessories |
| Colour | Ato System(acrylic Bracket) |
| Customer Reviews | 4.2 4.2 out of 5 stars (474) |
| Date First Available | 7 April 2017 |
| Item Weight | 100 g |
| Item model number | 14858009 |
| Number of Items | 6 |
| Package Dimensions | 17.09 x 14.81 x 4.7 cm; 100 g |
| Pet Type | Fish and Aquatic, Reptile, Small Animals |
| Quantity | 1 |
| Size | 5 till 18 mm |

## Product Details

- **Brand:** SENSTREE
- **Exterior finish:** Plastic, Acrylic
- **Inlet connection type:** Other
- **Manufacturer:** ZAOJIAO
- **Material:** Acrylic, Polyethylene Plastic
- **Maximum operating pressure:** 800 Pascal
- **Number of ports:** 1
- **Outlet connection type:** Barb
- **UPC:** 604753636303

## Images

![ZAOJIAO SENSTREE Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump - Image 1](https://m.media-amazon.com/images/I/31Mz+kX0seL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Looks great in my sump.
*by D***E on 20 June 2021*

Looks nice with the nice clean look and works great too.

### ⭐⭐⭐⭐⭐ So easy to use
*by M***N on 26 March 2021*

“Exactly as it says on the tin” perfect. Easy to set up and use. Thanks

### ⭐ No good
*by J***K on 9 October 2021*

Bought 2 of these and both of them when the ball shuts off the water still pours from the connection in my 100gallon marine tank . Guess no use in my sump. Better spending more cash on a bit more quality.

## Frequently Bought Together

- ZAOJIAO Auto-top-Off ATO Solution Auto Water Filler Adjustable Float Valve Mounting for Aquarium Sump
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-06*