Three-Phase Energy Meter Solax Smart Meter M3-40
Modelo: M3-40- Sku: SOLXACC023
- Vendor: Solax
Specifications
Product Description
The Solax Smart Meter M3-40 Three-Phase Energy Meter is an advanced tool for monitoring three-phase photovoltaic installations. With measurement capability in 3P3W or 3P4W, it connects directly to the Solax inverter via RS485 or Wi-BR (depending on the model) and allows management of key functions such as export limitation or dynamic load control. Its high accuracy and plug & play design make it an essential component for professional solar systems.
Main Features
- Three-phase measurement in 3P3W or 3P4W with CTs included
- Connection via RS485 or Wi-BR to Solax three-phase inverters
- High accuracy: Class 0.5 for V/I and Class 1 for active power
- Fast update rate of 50 ms for real-time data
- Simple plug & play installation with automatic phase detection
Advantages or Benefits
- View the energy flow of the entire installation in the Solax Cloud app
- Activate advanced functions such as export control or intelligent back-up
- Ideal for self-consumption with dynamic energy management
- Operates in extreme temperature conditions (-40 °C to +70 °C)
- Compatible with three-phase systems with or without neutral
Purpose or Applications
The Solax Smart Meter M3-40 is intended for three-phase solar installations, both residential and commercial. It is essential for systems requiring export control to the grid, phase balancing, back-up with hybrid inverters, and precise monitoring via Solax Cloud. Compatible with the entire Solax X3 inverter range.
Technical Specifications
| Measurement | Three-phase (3P3W or 3P4W) |
| Nominal voltage | 3×220/380 V ~ 3×240/415 V |
| Communication | RS485 / Wi-BR (depending on configuration) |
| Accuracy | Class 0.5 (V/I), Class 1 (power) |
| Frequency | 45–65 Hz (accuracy 0.01 Hz) |
| Self-consumption | <1.5 W |
| Protection | IP20 |
| Dimensions | 45 × 100 × 65.5 mm |
| Operating temperature | -40 °C to +70 °C |
Compatibilities
This product is compatible with the entire range of Solax three-phase inverters, including: X3-Hybrid, X3-Pro, X3-Mega, X3-MIC, among others.
Solax Smart Meter M3-40 Three-Phase Energy Meter is the professional option for precise energy monitoring in three-phase photovoltaic systems. Enhance your installation with intelligent control and guaranteed efficiency.
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Three-Phase Energy Meter Solax Smart Meter M3-40





