.The SAJ R5-6K-S2 (often R5-6K-S2-15) is a 6kW single-phase, dual-MPPT grid-tied string inverter designed for residential rooftops. It offers high-efficiency conversion, built-in WiFi for monitoring, and a lightweight design (12.2kg).  Saj is the second largest inverter manufacturer in China and is know for advanced technology and quality.
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