
The F3800 Plus delivers dependable backup power with auto backup, generator compatibility, 3,200W solar input, and expandable capacity up to 53.8kWh, perfect for handling outages with confidence.
With the Home Power Panel, the F3800 Plus automatically begins charging upon receiving severe weather alerts, keeping you ready before the storm arrives.
Fully recharge in just 1.5 hours by connecting up to eight 400W solar panels. Customize your solar generator setup for sustainable, off-grid energy.
Stay powered through extended outages with 240V 6,000W generator charging, seamlessly integrated into the F3800 Plus.
Thanks to smart charging technology, you’ll experience up to 50% greater fuel efficiency compared to standard generators, saving money and reducing waste.
Enjoy quiet comfort during outages. Recharge the F3800 Plus with a generator in just 1.5 hours and keep your space peaceful and powered.
The F3800 Plus is compatible with any 240V generator, offering flexibility for all kinds of home setups.
Even short blackouts are no problem. The F3800 Plus offers industry-leading output power to support your daily routine without interruption.
Use one unit to power your entire home or connect two F3800 Plus systems for a total of 12,000W output, covering even your heaviest energy needs.

| Continuous output power | 6000 W |
|---|---|
| Total solar panel wattage | 880 W (2 panels) |
| Battery capacity | 3840 Wh |
| Expandable capacity | Up to 53800 Wh |
| System voltage | 48V |
| AC output | 120/240V (Split Phase) |
| Inverter type | All-in-One |
| Battery chemistry | LiFePO4 |
| Panel design | Rigid |
| Max solar input | 3200 W |
| Mount / portability | Portable |
| Connectivity | App |
Free shipping on all orders within the mainland US (Hawaii, Alaska and overseas territories excluded - a freight forwarder is required). Orders are confirmed by email immediately; we verify stock with the supplier before your card is charged. In-stock items ship within five business days, with tracking emailed within 24 hours of shipment. Typical lead time from purchase to delivery is 5-10 business days; freight transit is usually 4-6 business days. Minimum order value is $69.
You have 30 days from the delivery date to initiate a return (35 days for orders placed Nov 25-30 and Dec 25-31). Items must be unused, in original packaging with tags attached, and returns require prior authorization from our team.
To start a return: +1 (307) 317-7213, hello@ecosolarkits.com, or live chat. Read the full return and refund policy