---
product_id: 517947419
title: "Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System"
brand: "xp aqua"
price: "€ 334.97"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/517947419-duetto-2-dual-sensor-complete-aquarium-auto-top-off-ato
store_origin: SK
region: Slovakia
---

# Dual-optical sensor for pinpoint water level accuracy Magnetic coupling for effortless installation & adjustment Two-layer overfill protection with smart QST programming Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System

**Brand:** xp aqua
**Price:** € 334.97
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your tank flawless, effortlessly.

## Quick Answers

- **What is this?** Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System by xp aqua
- **How much does it cost?** € 334.97 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/517947419-duetto-2-dual-sensor-complete-aquarium-auto-top-off-ato)

## Best For

- xp aqua enthusiasts

## Why This Product

- Trusted xp aqua brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Stainless steel construction and enhanced sensor durability ensure your system performs season after season.
- • **Space-Savvy Design:** World’s smallest dual-sensor ATO system fits seamlessly into sleek, modern aquarium setups without clutter.
- • **Precision Perfected:** Dual-optical sensors guarantee your aquarium’s water level stays flawlessly stable, eliminating guesswork.
- • **Plug & Play Simplicity:** Magnetic mounting and corded electric power mean setup is a breeze—no tech headaches required.
- • **Fail-Safe Overfill Defense:** Two layers of overfill protection plus intelligent programming keep your tank safe from costly spills.

## Overview

The Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System by XP Aqua features a cutting-edge dual-optical sensor for ultra-precise water level control, backed by dual overfill protection and smart QST programming. Its compact, stainless steel design offers durability and easy magnetic installation, making it the smallest and most reliable dual-sensor ATO system on the market—perfect for maintaining pristine aquariums with zero hassle.

## Description

Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System

## Features

- Dual-Sensor Precision: Enjoy super precise water level control with our proprietary dual-optical sensor, ensuring your aquarium's water level remains constant
- Overfill Protection: Rest easy with two layers of overfill protection and intelligent QST programming that prevents overfilling
- Easy Installation: Experience hassle-free setup with plug-and-play functionality and a magnetic coupling for easy mounting or adjustment
- Durable Design: Benefit from an improved sensor design for longer durability and a stainless steel material for lasting performance
- Compact Size: Save space with the world's smallest dual-sensor ATO system, perfect for modern, sleek aquariums

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | XP Aqua |
| Material | Stainless Steel |
| Style | Submersible |
| Power Source | Corded Electric |
| Item Weight | 1.01 Pounds |
| Maximum Flow Rate | 74 Gallons Per Minute |
| Maximum Lifting Height | 8.2 Feet |
| Voltage | 240 Volts |
| Manufacturer | XP Aqua |
| Item Weight | 1.01 pounds |
| Package Dimensions | 6.46 x 6.42 x 2.83 inches |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** XP Aqua
- **Material:** Stainless Steel
- **Style:** Submersible
- **Power Source:** Corded Electric
- **Item Weight:** 1.01 Pounds
- **Maximum Flow Rate:** 74 Gallons Per Minute
- **Maximum Lifting Height:** 8.2 Feet
- **Voltage:** 240 Volts
- **Manufacturer:** XP Aqua

## Images

![Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System - Image 1](https://m.media-amazon.com/images/I/61N1ivoh-cL.jpg)

## Frequently Bought Together

- XP Aqua Duetto 2 Dual-Sensor Complete Aquarium Auto Top Off ATO System
- Seachem Stability Fish Tank Stabilizer - For Freshwater and Marine Aquariums, 16.9 Fl Oz (Pack of 1)
- Seachem Prime Fresh and Saltwater Conditioner - Chemical Remover and Detoxifier 500 ml

---

## 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.sk/products/517947419-duetto-2-dual-sensor-complete-aquarium-auto-top-off-ato](https://www.desertcart.sk/products/517947419-duetto-2-dual-sensor-complete-aquarium-auto-top-off-ato)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-08*