SolaX DDSU666 80A electricity meter for single-phase PV inverters

The SolaX DDSU666 (MPN: 1040040022) is a precise single-phase electricity meter designed for self-consumption monitoring, grid export limitation, and smart energy optimization. It offers high Class 1 measurement accuracy, operates with a power consumption of ≤ 1 W, and features flexible mounting options on 35 mm DIN rails or for front-panel installation. Thanks to its RS485 interface with Modbus-RTU, the meter can be seamlessly integrated into SolaX systems and used for comprehensive monitoring via the SolaX Cloud. The fully enclosed, fuse-free design with natural cooling ensures maximum safety, reliability, and durability.

Your benefits with the SolaX DDSU666:

• Installation: Quick installation on a 35 mm DIN rail
• Measurement accuracy: High precision (Class 1) for consumption and generation values
• Energy efficiency: Power consumption ≤ 1 W
• Communication: RS485 (Modbus-RTU) for easy integration into energy management systems
• Application: Ideal for self-consumption monitoring and grid export limitation
• Safety: Fully enclosed, fuse-free design for high operational reliability
• Compatibility: Works with SolaX systems and SolaXCloud Monitoring
• Smart Energy Management: Monitoring and control via SolaXCloud
• Manufacturer’s Product Warranty: 2 years; you can find more information here

The SolaX Cloud – Smart Energy Management

The SolaX Cloud offers a modern platform for real-time monitoring and control of your PV system. With features such as Smart Scene, integrated energy management, and fast data updates, it ensures maximum efficiency, cost savings, and convenient control via the web or app.

Technical Specifications:

• Phases / Grid Type: 1P2W
• Supply Voltage: 184–264.5 V AC, 50/60 Hz
• Current measurement range: 0.25–5(80) A
• Measurement accuracy: Class 1
• Power consumption: ≤ 1 W
• Communication: RS485, Modbus-RTU, 9,600 bps
• Operating temperature: −25 °C to +55 °C
• Relative humidity: < 75% (non-condensing)
• Mounting: 35 mm DIN rail
• Dimensions (H × W × D): 100 × 36 × 65.5 mm
• Weight (including cable): 1.2 kg

Package Contents:
1x SolaX DDSU666 electricity meter (single-phase, up to 80 A)
1x RS485 cable (10 m) with RJ45 connector