# Solax 5.8kWh LFP Battery Module Slave Unit

**URL:** https://aio.lv/en/product--solax-11136--12537003
**Data updated:** 2026-06-25 19:51 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** Solax
**Manufacturer code:** 11136
**EAN:** 5904905325198
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 796.99 €
**Prices and availability valid until:** 2026-08-16 23:59
**Price without VAT (21%):** 1 485.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--solax-11136--12537003

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.07.2026 | free |
| Courier delivery to door | 03.08.2026 | 53.99 EUR |

## Summary description

The Solax 5.8kWh LFP battery module is a modular, stackable energy storage solution designed for solar power systems. Featuring a 95% depth of discharge and a lifespan exceeding 6000 cycles, this slave unit ensures reliable performance in temperatures ranging from -30°C to 55°C. With an IP66 protection rating, it is built for durability and efficient energy management in residential or commercial solar installations.

## Long description

The Solax 5.8kWh LFP Battery Module Slave Unit is a high-performance, modular energy storage solution engineered for modern solar power systems. Designed to be stackable, this unit allows for scalable capacity, enabling users to tailor their energy storage to specific residential or commercial requirements. Utilizing advanced Lithium Iron Phosphate (LFP) technology, the battery provides a stable and safe power supply, ensuring that excess energy generated during the day is efficiently stored for later use.
Advantages
This battery module stands out due to its impressive 95% depth of discharge, which allows for maximum utilization of the stored energy without compromising the health of the battery. The robust construction supports a lifespan exceeding 6000 cycles, offering long-term reliability for your energy infrastructure. Furthermore, the unit is designed to operate effectively in a wide temperature range from -30°C to 55°C, making it suitable for diverse environmental conditions. With an IP66 protection rating, the module is well-protected against dust and water ingress, ensuring durability in various installation settings.
Suitable for
Residential solar energy storage systems
Commercial solar power installations
Off-grid and hybrid energy setups
Scalable energy capacity expansion
This slave unit may not be suitable for standalone operation as it requires a compatible master unit to function within a battery system. It is also not intended for use in environments that exceed the specified temperature limits or in applications requiring different battery chemistry types.
Key specifications
Capacity: 5.8kWh
Battery Type: Lithium Iron Phosphate (LFP)
Depth of Discharge: 95%
Cycle Life: Over 6000 cycles
Operating Temperature: -30°C to 55°C
Protection Rating: IP66
Design: Modular and stackable
How to use
The Solax battery module is designed for professional installation within a compatible Solax energy storage system. The modular design allows for easy stacking with other units to increase total system capacity. Installation should be performed by a qualified technician to ensure all electrical connections are secure and the system is properly configured with the master control unit. Once installed, the system integrates with the solar inverter to manage charging and discharging cycles automatically based on energy production and consumption patterns.
What to consider before purchase
Ensure compatibility with your existing Solax master battery unit
Verify that the installation location meets the IP66 environmental requirements
Confirm that your inverter supports the total capacity of the stacked battery system
Check local regulations regarding the installation of lithium-based energy storage systems
Usage recommendations
For optimal performance and longevity, ensure the battery is installed in a well-ventilated area away from direct heat sources. Regularly monitor the system via the connected inverter interface to track performance and ensure firmware remains up to date.

## FAQ

### How much does the Solax 5.8kWh LFP Battery Slave Module cost, and is it available for purchase?

The price is 1,796.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 52 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can Solax 5.8kWh LFP Battery Slave Module be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Solax products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Solax service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty