# Laptop battery Dell 52Wh Lithium‑Ion 81M5J — replacement battery for compatible Dell notebooks

**URL:** https://aio.lv/en/product--dell-81m5j--11678090
**Data updated:** 2026-02-16 07:08 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** 81M5J
**EAN:** 5715328185081
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 95.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 78.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-81m5j--11678090

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Rechargeable 52Wh Lithium‑Ion battery (model 81M5J) designed as a replacement power source for compatible Dell laptops. Provides portable runtime for mobile use, supports device mobility and power backup, and fits into the original battery bay of matching Dell notebook models. Ideal for restoring battery life and extending unplugged use.

## Long description

Rechargeable 52Wh Lithium‑Ion battery designed as a direct replacement for compatible Dell notebooks. This battery restores portable runtime and fits into the original battery bay of matching Dell laptop models, providing mobile power for everyday tasks and short-term power backup when mains power is unavailable.
Advantages
The battery offers a 52Wh capacity in a compact Lithium‑Ion design, delivering a balance between energy density and weight for portable use. It is built to match the form factor and electrical specifications required by compatible Dell notebooks, which simplifies installation and maintains device compatibility. The unit supports standard safety and charging workflows typical for laptop batteries and enables users to restore unplugged operation without modifying the notebook.
Suitable for
Replacing a worn or degraded internal battery in supported Dell notebooks
Extending unplugged runtime for mobile productivity, web browsing and document editing
Providing a spare battery for travel or remote work where mains access is limited
Restoring battery capacity after factory battery deterioration or long-term storage
Key specifications
Battery chemistry: Lithium‑Ion
Nominal capacity: 52 Wh
Designed form factor: compatible with original Dell notebook battery bay
Intended use: internal rechargeable battery for portable laptops
Typical operating temperature range: manufacturer-standard laptop battery range for daily use (ambient, charging and discharging conditions)
How to use
Power down the laptop and disconnect the mains adapter before removing the existing battery. Remove the old battery according to the laptop’s user manual and insert the replacement into the battery bay until it locks into place. Reconnect the mains adapter and charge the new battery fully before regular use to ensure proper battery calibration. After installation, verify battery recognition in the operating system and check charge status via system battery indicators.
Usage recommendations
For safety and longevity, use the laptop manufacturer’s recommended charger and avoid exposing the battery to high heat, moisture or prolonged deep discharge. Calibrate the battery periodically by charging to full and then discharging under normal use, and store the battery at moderate state of charge if kept unused for extended periods.

## FAQ

### How much does the Laptop battery Dell 81M5J 52Wh cost, and is it available for purchase?

The price is 95.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 539 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 01.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 Dell 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 Dell 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/11678090/66998284_large.webp