Growatt 3.5KVA 48V Single Phase Off-Grid Inverter

The Growatt SPF 3500 ES Lite is a 3.5KVA off-grid inverter designed to provide reliable power for residential and small commercial solar installations. It combines an inverter, solar charge controller, and battery charger in a single unit, simplifying system design and installation.

With a 48V battery system and an integrated 80A MPPT charge controller, the inverter maximizes solar energy harvest while ensuring efficient battery charging. It supports lithium, lead-acid, and GEL batteries, providing flexibility for different energy storage requirements.

The inverter can operate with or without batteries, making it suitable for a variety of solar applications. It also supports parallel operation of up to six units, allowing future system expansion as energy demands grow.

Remote monitoring through optional WiFi or GPRS modules allows users to track system performance and manage energy usage conveniently. Advanced protection features help ensure safe and stable operation under varying conditions.

Key Features

• 3.5KVA / 3.5KW rated output power
• 48V battery system
• Pure sine wave output
• Integrated 80A MPPT solar charge controller
• Maximum PV input voltage of 450VDC
• Compatible with lithium, lead-acid, and GEL batteries
• Operates with or without batteries
• Supports parallel operation of up to 6 units
• Optional WiFi and GPRS monitoring
• Configurable charging and load priorities
• Suitable for residential and small commercial solar systems
• Compact wall-mounted design

Technical Specifications