# Battery pack ANSMANN 7S3P 25.2V 7800mAh (21× 18650 Li‑Ion)

**URL:** https://aio.lv/en/product--ansmann-2447-0121--11476566
**Data updated:** 2026-02-15 12:39 (EET)
**Category:** Batteries
**Manufacturer:** ANSMANN
**Manufacturer code:** 2447-0121
**EAN:** 4013674074983
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 254.99 €
**Prices and availability valid until:** 2026-08-10 23:59
**Price without VAT (21%):** 210.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--ansmann-2447-0121--11476566

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.08.2026 | free |
| Pickup points | 13.08.2026 | 1.89 EUR |
| Courier delivery to door | 13.08.2026 | 4.99 EUR |

## Summary description

Rechargeable battery pack from ANSMANN configured as 7S3P using 21 × 18650 Li‑Ion cells, nominal voltage 25.2 V and capacity 7800 mAh. Designed to provide a compact, high‑energy power source for equipment requiring 25.2 V input — for example portable devices, DIY projects, and replacement packs. Delivers long runtime and stable voltage under load; requires proper charger and safety handling.

## Long description

Rechargeable battery pack ANSMANN 7S3P 25.2V 7800mAh (21× 18650 Li‑Ion) is a compact energy module built from twenty‑one 18650 lithium‑ion cells arranged in a 7-series, 3-parallel configuration. The pack provides a nominal voltage of 25.2 V and a usable capacity of 7800 mAh, delivering sustained power for devices that require a 25.2 V supply. The design balances energy density and size to offer extended runtime while remaining suitable for integration into portable equipment, DIY battery replacements and custom power solutions. The pack requires a suitable charger and appropriate battery management for safe charging and operation.
Advantages
The ANSMANN 7S3P battery pack offers a stable 25.2 V output and high energy capacity in a single compact module, reducing the need for bulky external setups. Using 18650 Li‑Ion cells allows for a favorable energy‑to‑weight ratio and consistent discharge characteristics under moderate loads. The 7S3P arrangement ensures better current delivery compared with single‑cell solutions and simplifies installation in applications designed for 25.2 V input. When combined with correct charging and protection, the pack supports long runtime and reliable performance.
Suitable for
Portable electronic equipment and power tools rated for 25.2 V
DIY battery replacements and custom battery assemblies
Prototyping, robotics and hobby projects requiring compact high‑energy supply
Backup power for small systems and field use
Key specifications
Nominal voltage: 25.2 V
Capacity: 7800 mAh
Cell format: 18650 Li‑Ion (21 cells, arranged 7S3P)
Configuration: 7 series × 3 parallel
Typical discharge behavior: stable voltage under moderate continuous loads
Intended use: rechargeable pack for equipment requiring 25.2 V input
How to use
Install the battery pack in the device compartment or enclosure designed for a 25.2 V supply, ensuring correct polarity and secure mechanical mounting. Charge the pack only with a charger or charging system compatible with a 7‑cell lithium‑ion series configuration and appropriate voltage/current limits; follow the charger manufacturer’s instructions. During operation, avoid exposing the pack to extreme temperatures, liquid ingress or mechanical shock. If used as a replacement pack, verify connector compatibility and, if necessary, consult device documentation to confirm safe replacement procedures.
Usage recommendations
For safe long‑term performance, use a charger with cell balancing or a battery management system, store the pack at moderate charge levels for extended standby periods, and observe standard Li‑Ion safety practices: avoid overcharge, deep discharge and high‑rate short circuits. Dispose of the pack according to local regulations for lithium‑ion batteries or return it to an approved recycling point.

## FAQ

### How much does the Battery pack ANSMANN 7S3P 25.2V 7800mAh cost, and is it available for purchase?

The price is 254.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 10.08.2026 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. All transactions are 100% secure and encrypted.

### 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 ANSMANN 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 ANSMANN 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