Growatt SPF 3500 ES Off-Grid Inverter

The Growatt SPF 3500 ES Off-Grid Inverter is a high-performance hybrid solar inverter designed for off-grid and self-consumption applications. This advanced inverter can operate both with and without a battery, providing flexible energy management for homes and businesses.

With a maximum input voltage of 450VDC, an integrated MPPT charge controller, and the ability to prioritize grid or solar charging, the Growatt SPF 3500 ES ensures efficient power utilization. The MPPT controller continuously adjusts voltage and current to maximize energy harvest and protect batteries from overcharging or deep discharge.

For users looking to expand their system, the SPF 3500 ES supports parallel operation of up to six units, allowing for a total system capacity of 30kW. Remote monitoring via WiFi or GPRS dongle (optional) enhances control and tracking of system performance.

Key Features of Growatt SPF 3500 ES Off-Grid Inverter

✅ Operates with or without a battery – Flexible energy management.
✅ Integrated MPPT Charge Controller – Optimized solar power utilization.
✅ 450VDC Maximum PV Input Voltage – Supports high-efficiency solar setups.
✅ Configurable Grid or Solar Charging Priority – Adjusts to energy needs.
✅ Overcharge & Deep Discharge Protection – Ensures battery longevity.
✅ Parallel Expansion up to 30kW – Scalable system for larger power needs.
✅ Optional WiFi/GPRS Remote Monitoring – Track system performance remotely.
✅ Compact & Efficient Design – Space-saving and reliable operation.

Technical Specifications:

• Model: Growatt SPF 3500 ES
• Max. DC Input Capacity: 6000W
• AC Nominal Output Power: 3500W
• Battery Compatibility: Works with or without battery
• Maximum Input Voltage: 450VDC
• MPPT Charge Controller: Yes (1 MPPT tracker)
• Hybrid Inverter: Yes
• Parallel Operation: Up to 6 units (Total 30kW)
• Degree of Protection: IP20
• Display: Yes
• WiFi Connectivity: Optional (Not Included)
• Ethernet Port: No
• Warranty: 2 Years
• Manufacturer: Growatt

Why Choose the Growatt SPF 3500 ES?

✅ Versatile & Hybrid Capabilities – Works seamlessly with or without a battery.
✅ High Efficiency & Performance – MPPT technology optimizes solar energy usage.
✅ Scalability for Future Growth – Expand system capacity up to 30kW.
✅ Smart Monitoring & Control – Optional WiFi/GPRS remote monitoring.