{"product_id":"ddsu666-h-single-phase-smart-meter","title":"Huawei DDSU666-H Smart Power Sensor (Single-Phase)","description":"\u003cp\u003eHuawei — supplied across 17 regions by Huawei MJS Solutions. The DDSU666-H Smart Power Sensor (Single-Phase) is an single-phase smart power sensor. Designed for import\/export metering for self-consumption. Key features: RS485 to inverter. 5-year warranty. Available in 17 regions across the Middle East, Europe, and Africa via Huawei MJS Solutions, the authorised distributor based in Dubai.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClass 1 Measurement Accuracy\u003c\/li\u003e\n\u003cli\u003eSingle-Phase Monitoring\u003c\/li\u003e\n\u003cli\u003eRS485 Modbus RTU\u003c\/li\u003e\n\u003cli\u003ePower Export Limitation\u003c\/li\u003e\n\u003cli\u003eLCD Display\u003c\/li\u003e\n\u003cli\u003eLow Power Consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003eElectrical\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhases\u003c\/td\u003e\n\u003ctd\u003eSingle-Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy Class\u003c\/td\u003e\n\u003ctd\u003eClass 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eRS485 (Modbus RTU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eIs the Huawei DDSU666-H Smart Power Sensor (Single-Phase) approved for use in the UAE?\u003c\/summary\u003e\u003cp\u003eYes — Huawei products are widely used in DEWA, SEWA, FEWA, EtihadWE, and SEC Saudi Arabia installations. Verify the specific SKU on the latest DEWA Approved Equipment List before EPC submission. Huawei MJS Solutions can supply DEWA documentation on request.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat warranty comes with the Huawei DDSU666-H Smart Power Sensor (Single-Phase), and is it valid in the Middle East?\u003c\/summary\u003e\u003cp\u003e5-year warranty, valid across all 17 regions we serve including UAE, KSA, Oman, Bahrain, Qatar, Kuwait, Egypt, and the wider Middle East\/North Africa. Extended warranty options are available at the time of purchase. All warranty claims are processed locally through Huawei MJS Solutions in Dubai.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat's the lead time for the Huawei DDSU666-H Smart Power Sensor (Single-Phase) in Dubai?\u003c\/summary\u003e\u003cp\u003eIn-stock units typically ship within 1–2 business days from our Dubai warehouse. For larger orders or specific configurations, lead times of 2–4 weeks may apply. Contact Huawei MJS Solutions on +97142550887 or sales@huawei-solar.org for an exact quote.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat is the maximum PV array size I can connect to the Huawei DDSU666-H Smart Power Sensor (Single-Phase)?\u003c\/summary\u003e\u003cp\u003eRefer to the maximum recommended PV power in the spec table. Huawei inverters typically support a DC\/AC ratio up to 1.3–1.5 for optimal year-round yield in Middle East climates. Oversizing within this ratio compensates for high-temperature derating during UAE summers (rooftop temperatures often exceed 50 °C).\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eHow does the Huawei DDSU666-H Smart Power Sensor (Single-Phase) perform in UAE summer rooftop temperatures?\u003c\/summary\u003e\u003cp\u003eHuawei inverters are rated -25 to +60 °C ambient operation, but real-world derating begins around 45 °C. For UAE rooftops where temperatures can exceed 50 °C in summer, we recommend mounting in a shaded location with good airflow, and slightly oversizing PV-to-AC ratio to compensate for afternoon clipping.\u003c\/p\u003e\u003c\/details\u003e","brand":"Huawei","offers":[{"title":"Default Title","offer_id":47936584351849,"sku":"DDSU666-H SMART POWER SENSOR (SINGLE-PHASE)","price":1200.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0783\/4871\/4089\/files\/ddsu666_h.jpg?v=1787307974","url":"https:\/\/www.solarinstaller.ae\/products\/ddsu666-h-single-phase-smart-meter","provider":"Solar Installer","version":"1.0","type":"link"}