Huawei 1-phase Smart Power Sensor, 100A/40mA, external CT included

Huawei DDSU666-H Smart Power Sensor

The Huawei DDSU666-H Smart Power Sensor is a precision-engineered single-phase metering device designed to deliver real-time, high-accuracy energy monitoring in residential, commercial, and industrial settings. Equipped with integrated circuit technology and advanced digital sampling, it captures detailed data on voltage, current, power, and frequency—essential for intelligent energy management and regulatory compliance.

Compact and easy to install with DIN35mm rail compatibility, the DDSU666-H features an intuitive LCD interface for effortless setup and data review. Its RS485 communication port supports the Modbus-RTU protocol, ensuring seamless integration with Huawei inverters and energy systems, including export limitation configurations for models like the 3KTL to 20KTL-M0.

Engineered for durability, it operates reliably across a broad temperature and humidity range, making it ideal for diverse environments. Backed by industry-grade measurement accuracy (Class 1) and equipped with a 100A CT clamp, this sensor is a critical component for optimising energy efficiency and tracking consumption in real time.

Key Features:

• Class 1 accuracy for voltage, current, power, and frequency readings

• Real-time monitoring with LCD display

• DIN35mm rail mount for fast and secure installation

• RS485 Modbus-RTU communication for system compatibility

• 100A external CT clamp included

• Wide operating range: -25°C to +60°C, 5%–95% RH

• Ideal for export limitation with Huawei inverters

• Compact, durable, and highly efficient design