Dyness STACK280 battery module 14.34 kWh / 51.2 V / 280 Ah

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Specifications

Communication	CAN / RS485
Degree of protection ip	IP20
Height	230 mm
Lenght	425 mm
Nominal current	200 A
Nominal voltage	51.2 V
Power	10.24 kW
Recent offer at	2026-08-18T05:00:04.436Z
Recent offer currency	EUR
Recent offer price	1496.07
Recent offer unit label	Unit
Weight	110 kg
Width	770 mm

Description

Overview

The Dyness STACK280 (model S51280) is a high-voltage stackable LiFePO4 battery module designed for residential and small commercial energy storage. Each module delivers 14.34 kWh nominal energy (13.62 kWh usable) at 51.2 V / 280 Ah. Modules connect via blind-mate composite connectors with no cables between modules, allowing 3 to 15 modules to be stacked into a single cluster for 43 to 215 kWh of capacity.

Key Features

Plug-and-play stacking: rackless design, modules stack onto the SBDU with composite blind-mate connectors. No inter-module wiring.
Built-in aerosol fire extinguisher in every module, suppression in approximately 5 seconds.
LiFePO4 chemistry, 8000+ cycle life at 95% DOD, 10-year warranty.
200 A continuous, 280 A peak (2 min) charge/discharge per cluster.
Forced air cooling with built-in air duct between modules.
Module mixing tolerated within 3 years of production date.
Self-discharge low: up to 10-12 months in storage without charging.

Technical specifications

System requirements

The module requires the Dyness STACK280 SBDU control unit and Standard Base to operate. A minimum of 3 modules per cluster is required; up to 15 modules per cluster, up to 12 clusters in parallel.

Compatible inverters

Solis, Growatt, Sosen, Solinteg, Atess, Magarevo, Deye, GoodWe, SINENG, SINEXCEL, Megarevo (CAN or RS485 communication via the SBDU).

Applications

Residential solar self-consumption and backup
Small commercial and industrial energy storage
Off-grid and hybrid systems
Peak shaving and time-of-use optimization

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Frequently Asked Questions

Find quick answers to the most common questions about ordering, delivery and support.

When will my order be delivered?

We aim to deliver your order as quickly as possible (7–10 business days). Delivery is handled by an external logistics partner and shipped to the address you provided during checkout. We guarantee delivery no later than 30 days after order confirmation.

What are the shipping costs?

Shipping costs are calculated based on the order size and delivery address. In some cases, shipping is free above a certain order volume. This is clearly shown before you complete your purchase. If shipping costs apply, they are always visible at checkout.

Can I return my order?

Yes. You can return products within 14 days of receiving them. Please submit a return request first via the return form or by email. Once confirmed, the product must be sent back within 14 days, preferably in the original packaging and in the same condition.

Are there any costs for returns?

Yes. Returns are subject to an administration fee of 5% of the total order value. Return shipping costs are at your expense. After we receive and inspect the returned product, the remaining amount will be refunded within 7 days.

What warranty applies to the products?

Products are supplied by manufacturers or distributors. The manufacturer's warranty conditions apply to each product and may vary by brand and product type. Please consult the product documentation for exact coverage and duration. For inverter repairs performed via our service, we provide a 3-year warranty on proper operation of the repaired inverter.

Which payment methods are accepted?

We accept: American Express, Bancontact, iDEAL, Maestro, Mastercard and Visa. In some cases, and subject to credit approval, payment by invoice may also be possible. All available options are shown during checkout.

Can I cancel or change my order?

Cancellation is only possible before the order is processed. Please submit your cancellation request in writing. Cancellations without valid reason are subject to a fee of 5% of the total order value, with a minimum of €25. For custom-made or specially ordered products already processed, full costs may apply.

What should I do if my order arrives damaged?

If your order arrives damaged, contact us as soon as possible by email or phone. Include clear photos and a description of the issue. We will review your case and advise next steps. Reporting damage promptly helps us resolve it efficiently.

What happens if my delivery is delayed?

If a delay occurs, you will be informed in writing. We guarantee delivery no later than 30 days after confirmation. If delivery cannot be completed within that period, you may request a refund or a replacement product of equal value.

How can I contact customer support?

You can contact us by phone (+31 180 810402) or email (sales@search4solar.com). Our office is located in Barendrecht, the Netherlands, and we also operate from Valencia, Spain. We aim to respond to complaints within 7 days; if more time is needed, you will receive confirmation within 2 days with an estimated response date.