Capacitive Level Sensor EM300-CL

EM300-CL Capacitive Level Sensor – Non-Contact lorawan® Liquid Monitoring for Smart Hygiene

The Milesight EM300-CL is a compact lorawan®-enabled non-contact capacitive level sensor designed for real-time monitoring of liquid levels—particularly hand wash or soap—in restrooms, public hygiene facilities, and smart sanitation systems. With a unique electrode detection sheet and high sensitivity capacitive sensing, it ensures timely refills and promotes efficient cleaning operations. The EM300-CL offers up to 10 years of battery life, IP67 waterproof protection, and seamless integration with non-metallic containers such as plastic or glass dispensers.

Key Features

• Non-contact capacitive detection for sanitary liquid monitoring
• Optimized for hand wash dispensers and smart restroom management
• High accuracy and anti-interference with dual electrode pad system
• Customizable to various non-metallic containers (plastic, acrylic, glass)
• Built-in alarms triggered when liquid levels drop below threshold
• Up to 10+ years battery life on a single 4000mAh cell
• Supports lorawan® Class A for low-power, long-range transmission (up to 10 km)
• Waterproof (IP67) transceiver unit and lightweight electrode sheet (IP30)
• Tool-free configuration via NFC-enabled mobile app
• Compatible with Milesight IoT Cloud and standard lorawan® servers

Technical Specifications

Ideal Applications

• Smart Washroom Hand Wash Monitoring
• Soap and Sanitizer Dispenser Management
• Public Facility Hygiene Automation
• Commercial Restroom Maintenance Efficiency
• IoT-Based Hygiene and Cleaning Programs

Hygiene Intelligence. Seamless Refill Alerts. Smart Cleaning Starts Here.

The EM300-CL helps transform hygiene systems into smart, connected ecosystems by providing real-time insight into liquid supply levels—keeping facilities cleaner, more responsive, and cost-efficient. Now available through TerraQ Technologies across the MEA region.