# Solax TB-HS51O Battery Expansion Module with Base, Bottom Cover, and Cables

**URL:** https://aio.lv/en/product--solax-11067--12537013
**Data updated:** 2026-06-25 19:51 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** Solax
**Manufacturer code:** 11067
**EAN:** 5904905324498
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 755.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 624.37 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--solax-11067--12537013

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Courier delivery to door | 14.07.2026 | 53.99 EUR |

## Summary description

The Solax TB-HS51O expansion module is designed for efficient battery storage system management. This kit includes a battery base, bottom cover, communication cable, and power cable, providing all necessary components for a secure and organized installation. It ensures reliable connectivity and structural support for your solar energy storage setup, facilitating seamless integration and optimal performance of the battery system.

## Long description

The Solax TB-HS51O Battery Expansion Module is a comprehensive solution designed to support and integrate additional battery units into your existing solar energy storage system. This kit provides the essential structural and electrical components required to expand your capacity, ensuring that your energy management setup remains organized, secure, and fully functional. By including the battery base, bottom cover, and all necessary cabling, this module simplifies the installation process and maintains the integrity of your power storage configuration.
Advantages
This expansion module offers a robust and reliable way to scale your solar battery system without compromising on safety or performance. The inclusion of a dedicated base and bottom cover ensures that the battery stack is physically stable and protected from environmental factors. Furthermore, the provided communication and power cables are specifically engineered to facilitate seamless data transfer and efficient energy flow between the battery modules, minimizing the risk of connectivity issues and ensuring optimal system uptime.
Suitable for
Expanding existing Solax battery storage capacity
Residential solar energy management systems
Organized and secure battery stack installations
When it may not be suitable
This module is specifically designed for the Solax TB-HS51O series and may not be compatible with battery systems from other manufacturers or different Solax product lines. It is not intended for standalone use without the corresponding battery modules.
Key specifications
Includes battery base for structural support
Includes bottom cover for protection
Includes dedicated communication cable
Includes dedicated power cable
Designed for seamless system integration
How to use
To use the Solax TB-HS51O expansion module, first ensure that your primary battery system is powered down and disconnected from the grid. Position the battery base on a level, stable surface, then place the battery module onto the base. Secure the bottom cover as instructed to protect the unit. Connect the provided power and communication cables between the new module and the existing system, ensuring all connections are firmly seated. Once installed, follow the manufacturer's software configuration steps to recognize the new capacity.
What to consider before purchase
Verify compatibility with your specific battery model
Ensure sufficient floor space for the expanded stack
Check that your current inverter supports the increased battery capacity
Usage recommendations
Always consult the official installation manual provided by the manufacturer before beginning the setup. Ensure that all electrical connections are performed by a qualified technician to maintain safety standards and warranty validity.

## FAQ

### How much does the Solax TB-HS51O Battery Expansion Module cost, and is it available for purchase?

The price is 755.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 09.07.2026 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 TB-HS51O Battery Expansion 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

## Image

https://aio.lv/img/cache/product/12537013/68901441_large.webp