RS485 DO Probe 4-20mA Water Dissolved Oxygen Electrode – High-Precision Online DO Sensor

Ultra-Precision Measurement
Industrial-grade dissolved oxygen sensor with ±1% accuracy, ideal for aquaculture, wastewater treatment, and environmental monitoring.
Robust & Corrosion-Resistant
Stainless steel housing and PTFE membrane ensure long-term durability in harsh aquatic environments.
Plug-and-Play RS485 Output
Supports MODBUS protocol for seamless integration with PLCs, SCADA systems, and IoT platforms.
Stable 4-20mA Signal
Noise-resistant analog output for reliable real-time monitoring in industrial automation.
Low Maintenance Design
Replaceable electrolyte and membrane extend lifespan, reducing operational costs.
Wide Applications
Perfect for fish farms, bioreactors, drinking water plants, and laboratory research.
Global Bulk Supply Advantage
Direct factory pricing with wholesale discounts for large-quantity orders.