Download Datasheet: R6 3-15K Three Phase On-Grid Inverter

SAJ R6 Grid-Tied Inverter 3–15kW: Advanced AFCI Safety Technology

With the rapid growth of rooftop solar power systems in 2026, system safety has become a top priority for investors.

The SAJ R6 grid-tied inverter 3–15kW (Model: R6-3-15K-T2) not only delivers powerful energy-saving performance but is also equipped with advanced AFCI technology, enabling early detection and prevention of fire risks.

Let’s explore this innovative product together with Tran Le Electricity – the Master Distributor of SAJ in Vietnam.

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1. Outstanding Conversion Efficiency and Dual MPPT Technology

The SAJ R6 grid-tied inverter 3–15kW offers a maximum efficiency of up to 98.6%, an impressive figure that allows the system to maximize energy harvesting from solar panels.

This high efficiency ensures faster return on investment, especially for villas and businesses using three-phase power systems.

Equipped with 2 MPPT trackers and 2 PV strings, the inverter allows flexible installation across various rooftop configurations.

The smart MPPT technology continuously tracks the maximum power point, ensuring stable energy production even when weather conditions change unexpectedly.

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2. AFCI Technology – A Powerful Safety Shield for Every Project

A key highlight of the R6 Series is the integrated AFCI (Arc Fault Circuit Interrupter) safety technology.

This feature can detect DC arc faults caused by loose connectors or wiring faults and automatically shut down the system within an extremely short time.

Using the SAJ R6 grid-tied inverter with AFCI effectively eliminates potential fire hazards, providing maximum safety and peace of mind for property owners.

In addition, the inverter supports accurate three-phase grid-tied load-following operation, helping to optimize on-site electricity consumption without exporting excess energy to the grid.

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3. Detailed Technical Specifications of the SAJ R6 Grid-Tied Inverter 3–15kW

Below are the standard specifications of the R6-3-15K-T2 model distributed by Tran Le Electricity:

4. Why Choose the SAJ R6 Grid-Tied Inverter at Tran Le Electricity?

Purchasing from the SAJ Master Distributor in Vietnam provides customers with exclusive advantages:

• Competitive Pricing: The SAJ R6 grid-tied inverter 3–15kW is available at highly competitive prices, ranging from VND 21,905,000 to VND 25,811,000, depending on the power capacity.
• Professional Technical Support: Engineers at Tran Le Electricity have deep expertise in AFCI configuration and three-phase load-following systems, ensuring maximum operational safety.
• Complete Documentation: Full CO, CQ certificates and official VAT invoices are provided, guaranteeing product authenticity and quality.
• Master-Level After-Sales Service: The inverter comes with a 5-year manufacturer warranty, and replacement components are readily available in Vietnam warehouses for fast technical support.

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Conclusion

With the perfect combination of 98.6% efficiency and advanced AFCI safety technology, the SAJ R6 grid-tied inverter 3–15kW is a smart solution for protecting and optimizing three-phase solar power systems in modern residential and commercial projects. ⚡🌞