# Laptop battery Triton BTI 42Wh 3‑cell compatible for Dell Latitude 7520/7420/7320/5320, 11.4V, 3684mAh, black

**URL:** https://aio.lv/en/product--triton-9jm71-bti--11721869
**Data updated:** 2026-03-08 11:25 (EET)
**Category:** Memory (RAM)
**Manufacturer:** Triton
**Manufacturer code:** 9JM71-BTI
**EAN:** 5059902025036
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 135.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 111.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--triton-9jm71-bti--11721869

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Replacement laptop battery Triton BTI, 42 Wh (3684 mAh) 3‑cell Li‑Ion pack compatible with Dell Latitude 7520, 7420, 7320 and 5320. Nominal voltage 11.4 V, single unit included, black casing. Designed for on‑the‑go power for productivity and light mobile use, suitable for users needing an OEM‑compatible spare or replacement battery.

## Long description

Replacement laptop battery Triton BTI, 42 Wh (3684 mAh) 3‑cell Li‑Ion pack designed as a compatible power source for Dell Latitude 7520, 7420, 7320 and 5320 notebooks. The battery provides a nominal voltage of 11.4 V and comes as a single unit in a black casing. Intended as an OEM‑compatible spare or replacement, this Triton battery is made for users who need on‑the‑go power for productivity and light mobile use without modifying the original device.
Advantages
This Triton BTI battery offers a direct replacement form factor and electrical characteristics matched to the supported Dell Latitude models, allowing straightforward installation and reliable operation. The 3‑cell Li‑Ion chemistry balances energy density and weight to deliver a 42 Wh capacity suitable for typical office tasks, web browsing and light multimedia use. The single‑unit black casing is compatible with the laptop’s battery bay dimensions and connectors, enabling an immediate swap with the original battery.
Suitable for (tasks / use cases)
 Extending runtime for office productivity (documents, email, spreadsheets)
 Mobile professionals requiring a spare or replacement battery
 Students using Dell Latitude 7520/7420/7320/5320 for classes and study
 Light multimedia playback and web browsing away from power outlets
 Repair and refurbishment of compatible Dell Latitude laptops
Key specifications
 Battery type: Lithium‑Ion (Li‑Ion), 3 cells
 Capacity: 3684 mAh (42 Wh)
 Nominal voltage: 11.4 V
 Compatibility: designed for Dell Latitude 7520, 7420, 7320, 5320
 Colour: Black
 Units included: 1 battery
How to use
Turn off the laptop and disconnect any external power source before replacing the battery. Remove the bottom cover of the notebook following the manufacturer’s instructions, gently disconnect the existing battery connector and remove the old pack if present. Fit the Triton BTI battery into the battery bay, connect the battery cable securely to the motherboard connector and reassemble the laptop. After installation, charge the battery fully using the original AC adapter before normal use to ensure proper calibration with the system battery management.
Usage recommendations
Use the battery with the supported Dell Latitude models listed, keep the laptop firmware and power management drivers up to date, and avoid exposure to extreme temperatures. For long‑term storage, charge to about 40–60% and store in a cool, dry place. Dispose of used batteries at authorized recycling points according to local regulations.

## Specifications

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery voltage | 11.4 V |
| Brand compatibility | Dell |
| Number of batteries included | 1 pc(s) |

### Features

| Feature | Value |
|---|---|
| Product colour | Black |

### Other features

| Feature | Value |
|---|---|
| Battery capacity | 3684 mAh |

### Logistics data

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Battery

| Feature | Value |
|---|---|
| Number of battery cells | 3 |
| Battery capacity | 42 Wh |

## FAQ

### How much does the Triton BTI 42Wh 3‑cell laptop battery for Dell Latitude cost, and is it available for purchase?

The price is 135.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 20.07.2026 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. All transactions are 100% secure and encrypted.

### Can Triton BTI 42Wh 3‑cell laptop battery for Dell Latitude 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 Triton 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 Triton 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/11721869/67190480_large.webp