Precision Power Monitoring

The Sigenergy Sigen Sensor Three Phase-CT120-DH is a high-accuracy power sensor designed to enhance monitoring and control in renewable energy systems. Built with 1% power accuracy and integrated current transformers (CTs), it delivers reliable, real-time data for professional energy management.

Designed for Seamless Integration

The Sigenergy Sigen Sensor Three Phase-CT120-DH works straight out of the box with Sigenergy inverters and storage systems—no additional setup required. It communicates using the trusted RS485 interface with Modbus RTU protocol, ensuring smooth system-wide data sharing and compatibility.

Real-Time Energy Insights

With a 100 ms refresh rate and an easy-to-read LCD display, installers can quickly view live system data at the point of installation. The sensor’s capabilities support both energy import/export limitation and future AI-enhanced optimisation, giving your customers a smarter energy experience.

Reliable and Installer-Friendly

The DIN rail mountable Sigenergy Sigen Sensor Three Phase-CT120-DH is compact, lightweight and designed for quick installation. Its wide input voltage range and support for 3-phase 3-wire or 4-wire grids make it adaptable to a variety of system configurations.

Built to Last

Rated IP51 and tested for operation from -30°C to +60°C, this sensor is engineered for durability across European climates. It complies with EN 61010-1 and EN 61010-2-030, giving you peace of mind on safety and performance.

Key Features at a Glance

• 1% accuracy: High-precision power measurement for better control and billing insight.
• Plug-and-play with Sigenergy: No manual setup or firmware pairing required.
• Built-in CTs: Measures up to 120 A per phase with 16 mm CT inner diameter.
• Fast data refresh: 100 ms refresh rate ensures real-time energy visibility.
• DIN rail mounting: Simplifies installation in control panels or inverter cabinets.