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Grove - TDS Sensor/Meter for Water Quality

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Grove - TDS Sensor/Meter for Water Quality

Environment & Air Quality Sensors

The Seeed Grove – TDS Sensor measures dissolved solids in water and works with any Arduino, offering 3.3/5V support and a waterproof probe — ideal for water filters, hydroponics and aquarium monitoring.


The Seeed Grove – TDS Sensor is an Arduino-compatible module for measuring Total Dissolved Solids (TDS) in water, providing a simple way to assess water quality. It’s suitable for home water filters, hydroponics, aquariums and other water-testing projects.

The sensor measures dissolved solids to give an indication of overall water quality and can be used in applications such as TDS meters, well-water testing, hydroponic nutrient monitoring and aquarium maintenance.

It supports 3.3V and 5V input, with a 0–2.3V output, ensuring compatibility with all Arduino boards. A waterproof probe is included, making sampling and testing easy and reliable.

With the SenseCAP S2110 Sensor Builder and S2100 data logger, you can easily turn the Grove into a LoRaWAN® sensor. Seeed not only helps you with prototyping, but also offers you the possibility to expand your project with the SenseCAP series of robust industrial sensors.

Features

  • Analogue signal, high accuracy measuring: The TDS measurement range is 0-1000ppm.
  • Waterproof TDS probe: Use a waterproof TDS probe not easier corroded by water
  • Good compatibility: Where 0 ~ 2.3V output voltage can be easily implemented in 3.3/5V control system
  • Grove unified socket: The product ensures "Plug and Play" and could be versatile for various applications of Grove

Specifications

Input Voltage 3.3/5V
Output Voltage 0 ~ 2.3V
Working Current 3 ~ 6mA
TDS Measurement Range 0 ~ 1000ppm
Power indication LED
Connection Interface Grove 4-Pin / XHB 2.54mm 2P
Waterproof Probe Cable Length 60cm
Waterproof Probe Connection Interface XHB 2.54mm 2P
Dimensions 20 x 40 cm
Supplier Code 101020753

Hardware Overview

Resources

Package Contents

  • 1x Grove - TDS Sensor
  • 1x 20cm Grove Cable 
  • 1x Waterproof TDS Probe 
$4.79

Original: $13.70

-65%
Grove - TDS Sensor/Meter for Water Quality

$13.70

$4.79

Product Information

Shipping & Returns

Description

The Seeed Grove – TDS Sensor measures dissolved solids in water and works with any Arduino, offering 3.3/5V support and a waterproof probe — ideal for water filters, hydroponics and aquarium monitoring.


The Seeed Grove – TDS Sensor is an Arduino-compatible module for measuring Total Dissolved Solids (TDS) in water, providing a simple way to assess water quality. It’s suitable for home water filters, hydroponics, aquariums and other water-testing projects.

The sensor measures dissolved solids to give an indication of overall water quality and can be used in applications such as TDS meters, well-water testing, hydroponic nutrient monitoring and aquarium maintenance.

It supports 3.3V and 5V input, with a 0–2.3V output, ensuring compatibility with all Arduino boards. A waterproof probe is included, making sampling and testing easy and reliable.

With the SenseCAP S2110 Sensor Builder and S2100 data logger, you can easily turn the Grove into a LoRaWAN® sensor. Seeed not only helps you with prototyping, but also offers you the possibility to expand your project with the SenseCAP series of robust industrial sensors.

Features

  • Analogue signal, high accuracy measuring: The TDS measurement range is 0-1000ppm.
  • Waterproof TDS probe: Use a waterproof TDS probe not easier corroded by water
  • Good compatibility: Where 0 ~ 2.3V output voltage can be easily implemented in 3.3/5V control system
  • Grove unified socket: The product ensures "Plug and Play" and could be versatile for various applications of Grove

Specifications

Input Voltage 3.3/5V
Output Voltage 0 ~ 2.3V
Working Current 3 ~ 6mA
TDS Measurement Range 0 ~ 1000ppm
Power indication LED
Connection Interface Grove 4-Pin / XHB 2.54mm 2P
Waterproof Probe Cable Length 60cm
Waterproof Probe Connection Interface XHB 2.54mm 2P
Dimensions 20 x 40 cm
Supplier Code 101020753

Hardware Overview

Resources

Package Contents

  • 1x Grove - TDS Sensor
  • 1x 20cm Grove Cable 
  • 1x Waterproof TDS Probe