Kamoer X2SR Auto Water Change Pump

Smart WiFi-Controlled Aquarium Water Change & Auto Top-Up System

The Kamoer X2SR is a dual-head, WiFi app-controlled dosing pump designed to automate regular water changes in marine and freshwater aquariums. One pump removes old water while the other refills with clean water — maintaining precise, equal volumes.

This versatile unit also features an integrated Auto Top-Up (ATO) system to automatically replace water lost through evaporation, making it an essential upgrade for any serious aquarist.

Key Features

• App-controlled via WiFi (iOS & Android compatible)

• Automatic or manual water change modes

• Stepper motor driven for precision dosing and long service life

• Built-in ATO (auto top-up) for evaporated water replacement

• Up to 12 programmable water changes daily, or set intervals every 1–99 days

• Dual dosing capability — can also function as a two-channel dosing pump

• Real-time clock with battery backup

• Flow calibration for accuracy

• High and low-level safety sensors with alarms

• PharmMed® PBT long-life pump tubing

Technical Specifications

• Flow Rate: 900ml/min

• Power Input: 100–240VAC / Output: DC24V 1.9A

• WiFi Connectivity: 2.4GHz only

• Dosing Frequency: 24 times/day to 1 time/99 days

• Operating Temp: 0–70℃

• Dimensions: 168 × 177 × 223mm

• Weight: 4.1kg (excluding power supply)

What’s Included

• X2SR Controller with dual dosing heads

• 24V submersible top-up pump

• Full set of level sensors for water change and ATO

• Calibration tools and mounting hardware

• Detailed installation and app setup guide