# Huawei DDSU666-H (1-phase) smart power sensor

> Single-phase Huawei DDSU666-H smart power sensor designed for direct energy measurement up to 63 A in compatible solar power systems.

## Product identity
- **Brand:** Huawei
- **SKU:** XRC797

## Description
The Huawei DDSU666-H is a single-phase smart power sensor designed for direct energy measurement up to 63 A. It supports communication via the RS485 Modbus RTU interface and is designed for use with compatible Huawei photovoltaic systems.

It provides measurement data used for system monitoring and, when configured in a compatible system, for power control functions. Information on wiring, meter installation location, and supported inverter combinations can be found in the attached manufacturer's documentation.

## Specifications
- **Phases:** 1 fazė
- **Current:** iki 63A
- **Connectivity:** RS485 Modbus
- **Warranty:** 2 metai

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