Y4002 Integrated Multi-parameter Sonde-Water Quality Sensor Manufacturer-Yosemitech

All-in-One Design, Seven Parameters in One. Monitor dissolved oxygen, pH, conductivity, salinity, turbidity, depth, and temperature—simultaneously and accurately.

Equipped with an automatic self-cleaning brush, it continuously removes fouling, eliminates bubbles, and inhibits biofilm growth—ensuring long-term stability and precise measurements even in continuous operation.

Ideal for diverse water environments: aquaculture, wastewater treatment, surface water, groundwater, and more. Built on years of field validation and iterative innovation, the Y4002 delivers outstanding reliability and requires minimal maintenance, supporting uninterrupted, unmanned operation for months.

Engineered for resilience. Designed for simplicity.

specification

Why Choose Yosemitech Y4002 Integrated Multi-parameter Sonde?

**All-Digital Sensor & Seamless Integration**  

Featuring full digital signal output via RS485 with standard MODBUS protocol, ensuring reliable data transmission and easy system integration.

**On-Site Calibration for Enhanced Accuracy**  

Supports field calibration with high flexibility to adapt to diverse water quality conditions, delivering consistently precise measurements.

**Direct Immersion Design for Continuous Monitoring**  

Ready for full-time, uninterrupted online use with direct immersion into water bodies, simplifying system setup and enabling all-weather operation.

**Auto-Cleaning for Minimal Maintenance**  

Integrated automatic cleaning device actively prevents biofouling and sediment buildup, significantly reducing manual maintenance and cleaning frequency.

**7-in-1 Multi-Parameter Detection in One Compact Body**  

Integrates dissolved oxygen, pH, conductivity, salinity, turbidity, depth, and temperature monitoring into a single, robust sensor design.

Yosemite Technologies: Your Partner in Precision Water Monitoring

Since our founding in 2013, Yosemite Technologies has rapidly grown into a leading manufacturer and trusted brand in water quality sensing. 

We are dedicated to advancing water monitoring through continuous innovation in research, development, and production.

Our expertise spans a comprehensive portfolio, including:

- **Multi-parameter water quality sondes**

- **Key parameter sensors**: dissolved oxygen, turbidity, conductivity

- **Specialized analyzers**: blue-green algae, chlorophyll, oil in water, COD, ammonium, transparency

- **Integrated monitoring systems and platforms**

We deliver reliable, accurate solutions that empower industries and communities to monitor, protect, and optimize water resources with confidence. If you have any question or inquiry, feel free to contact us!