pH 0–14 Sensor Module

This pH0–14 Analog pH Sensor Kit includes a pH sensor interface module and a high-precision BNC pH electrode probe, making it ideal for measuring the acidity or alkalinity of a liquid. With a full 0–14 pH range and analog voltage output, this module is widely used in water quality monitoring, hydroponics, aquariums, and environmental projects using Arduino or other microcontroller platforms.

The BNC connector allows for easy electrode replacement and stable signal transmission, while the onboard potentiometer enables fine calibration for accurate readings.

Key Features:

• Wide pH Measurement Range: Detects pH values from 0 to 14

• Analog Voltage Output: Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers

• BNC Connector: Secure and removable probe connection for easy maintenance and upgrades

• Onboard Calibration Potentiometer: Fine-tune output for accurate readings

• Simple Integration: Just connect VCC, GND, and Analog Out to your microcontroller

Specifications:

• pH Range: 0 – 14

• Output Voltage Range: 0 – 5V analog (typically ~2.5V at pH 7)

• Operating Voltage: 5V DC

• Current Consumption: ~5 – 10 mA

• Signal Interface: Analog output (AO), with optional digital out (DO) for comparator threshold

• Connector Type: BNC for pH probe

• Dimensions (Module): Approx. 42mm x 32mm

• Cable Length (Probe): ~100cm

• Temperature Range: 0°C – 60°C (Probe)

Applications:

• Hydroponics and aquaponics pH monitoring

• Aquarium and pool pH measurement

• Laboratory and school chemistry experiments

• DIY water quality testing systems

• Agricultural irrigation monitoring

This sensor kit offers an easy and cost-effective way to add pH measurement to your electronics projects, especially where reliable, real-time liquid analysis is needed.