ECO-WORTHY SL3500 stackable power station

ECO-WORTHY SL3500 stackable power station, view 2

ECO-WORTHY SL3500 stackable power station, view 3

ECO-WORTHY SL3500 stackable power station, view 4

ECO-WORTHY SL3500 stackable power station, view 5

ECO-WORTHY SL3500 stackable power station

Name: ECO-WORTHY SL3500 stackable power station
Brand: ECO-WORTHY
Price: 1499.99 USD
Availability: InStock

$1,500–$2,600

In stock at eco-worthy.com

The Eco-worthy SL3500 stackable power station delivers reliable whole-home backup power with 3.5kW output (expandable to 7kW) and UPS switchover under 20ms, ensuring uninterrupted operation for essential appliances during outages. Designed for scalable energy storage, it grows from 5.12kWh up to 15.36kWh, making it…

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See all 51 ECO-WORTHY products·Visit eco-worthy.com

Styles: 3500W & 5.12KWH stackable power station · 7000W & 10.24KWH stackable power station

Price and stock from eco-worthy.com, refreshed daily. We may earn a commission if you buy.

ECO-WORTHY SL3500 stackable power station at a glance

Brand	ECO-WORTHY
Price	$1,500–$2,600
Options	2 styles
Availability	In stock at eco-worthy.com
Returns	Damaged, wrong, or non-working items must be reported within 14 days, and ECO-WORTHY…

Price check

At $1,500, the ECO-WORTHY SL3500 stackable power station is toward the top of ECO-WORTHY's price range, whose 51 listed products run $15.99 to $21,000.

Similar items from other brands we track run $74.99 to $269.69.

About this product

From ECO-WORTHY's product listing:

The Eco-worthy SL3500 stackable power station delivers reliable whole-home backup power with 3.5kW output (expandable to 7kW) and UPS switchover under 20ms, ensuring uninterrupted operation for essential appliances during outages. Designed for scalable energy storage, it grows from 5.12kWh up to 15.36kWh, making it ideal for home backup, off-grid solar systems, RVs, and emergency power. Built with LiFePO4 battery technology, rugged metal casing, and advanced BMS protection, it offers 3,000+ cycles and reliable performance even in extreme temperatures. With smart app monitoring, stackable modular design, and portable trolley system, this all-in-one solar generator provides a flexible, quiet, and maintenance-free alternative to gas generators for modern energy independence.

Buying from ECO-WORTHY

ECO-WORTHY is a strong pick for DIY solar builders and RV owners who want LiFePO4 batteries and complete kits at prices well below the premium brands. Skip it if you want an installer-backed, plug-and-play system with local service. Before buying, read the return terms closely: change-of-mind returns are on you to ship back, and the refund page describes them as a partial refund.

Shipping: Orders process in 1 to 3 business days, then ship in 3 to 5 business days from the US or Canada warehouse (3 to 7 from EU, UK, AU), tracked. Large panel kits ship by freight in 5 to 14 business days.
Returns: Damaged, wrong, or non-working items must be reported within 14 days, and ECO-WORTHY covers return shipping. Other returns are accepted within 30 days in new condition with original packaging, with return shipping paid by the buyer.
Warranty: The FAQ states a 10-year warranty on batteries covering non-human-induced failure. Modified products void the warranty.

Read our full ECO-WORTHY review and shop all products →

Frequently asked questions

How much is the ECO-WORTHY SL3500 stackable power station?

ECO-WORTHY lists it at $1,500–$2,600 on eco-worthy.com. We refresh prices throughout the day, but always confirm the final price at checkout.

What is ECO-WORTHY's return policy?

Damaged, wrong, or non-working items must be reported within 14 days, and ECO-WORTHY covers return shipping. Other returns are accepted within 30 days in new condition with original packaging, with return shipping paid by the buyer.

How long does ECO-WORTHY take to ship?

Orders process in 1 to 3 business days, then ship in 3 to 5 business days from the US or Canada warehouse (3 to 7 from EU, UK, AU), tracked. Large panel kits ship by freight in 5 to 14 business days.

Does the ECO-WORTHY SL3500 stackable power station come with a warranty?

ECO-WORTHY's published warranty terms: The FAQ states a 10-year warranty on batteries covering non-human-induced failure. Modified products void the warranty.

What options does the ECO-WORTHY SL3500 stackable power station come in?

Styles: 3500W & 5.12KWH stackable power station, 7000W & 10.24KWH stackable power station.

Where can I buy the ECO-WORTHY SL3500 stackable power station?

The ECO-WORTHY SL3500 stackable power station is sold directly by ECO-WORTHY on eco-worthy.com. The Shop now button on this page goes straight to the product there.

Is the ECO-WORTHY SL3500 stackable power station in stock?

Yes. ECO-WORTHY lists it as in stock on eco-worthy.com as of our latest check. Stock and prices refresh throughout the day.

Is ECO-WORTHY a legit store?

Is the ECO-WORTHY SL3500 stackable power station expensive?

At $1,500 it is toward the top of ECO-WORTHY's range ($15.99 to $21,000 across 51 products), and similar items from other brands run $74.99 to $269.69.