# Laptop battery HP model HSTNN-DB9N / BN03051 — 51 Wh, 4.45 Ah, Li-ion

**URL:** https://aio.lv/en/product--hp-hstnn-db9n--11677373
**Data updated:** 2026-02-16 07:08 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** HSTNN-DB9N
**EAN:** 5715328179325
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 137.99 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 114.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-hstnn-db9n--11677373

## 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 HP HSTNN-DB9N (BN03051) with a rated capacity of 51 Wh (4.45 Ah) and Li-ion chemistry. Designed as a direct substitute for compatible HP notebooks to restore battery runtime. Suitable for mobile work, travel, and daily use where original HP battery specifications are required. Provides standard operating voltage and compact form factor for easy installation.

## Long description

Replacement laptop battery HP HSTNN-DB9N / BN03051 — 51 Wh, 4.45 Ah, Li-ion is a direct-fit power module intended to restore the portable runtime of compatible HP notebooks. The battery uses lithium-ion cells and provides the rated energy capacity and standard operating voltage in a compact rectangular pack designed for straightforward installation. It is suitable for users who need to replace a worn or failing battery to recover original battery life and mobility.
Advantages
The battery offers rated 51 Wh capacity and 4.45 Ah nominal charge, delivering predictable runtime under typical laptop workloads. Its Li-ion chemistry ensures a balance of energy density and cycle life while maintaining safe charging characteristics. The compact form factor and manufacturer-compatible connector make installation simple, and the module is intended to match the electrical and physical specifications of compatible HP notebook models for stable operation.
Suitable for
Replacing a depleted or failing battery in compatible HP laptops
Mobile work and business travel where reliable runtime is required
Daily home or office use to restore portable device autonomy
Maintenance and repair of laptops used in educational or corporate environments
Key specifications
Battery chemistry: Lithium-ion (Li-ion)
Rated energy: 51 Wh
Nominal capacity: 4.45 Ah
Form factor: compact rectangular laptop pack designed for direct replacement
Intended operating use: portable notebook power source for standard workloads
How to use
Power the laptop off and disconnect the charger before replacing the battery. Remove the existing battery according to the notebook manufacturer's instructions, insert the replacement battery ensuring the connector aligns with the laptop contacts, and secure any retaining latches or screws. Reconnect the charger and boot the system; the operating system or firmware should detect the new battery and report charge status. Allow the battery to charge fully before performing critical tasks to ensure maximum initial runtime.
Usage recommendations
For safe operation, use the battery within the laptop's specified temperature range, avoid prolonged exposure to high heat, and follow manufacturer guidelines for storage and cycle charging. If the laptop supports battery calibration or power management utilities, run those tools after installation to optimize charge reporting. Dispose of the old battery according to local battery recycling regulations.

## FAQ

### How much does the HP laptop battery HSTNN-DB9N / BN03051 51Wh cost, and is it available for purchase?

The price is 137.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 12 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: 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 HP 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 HP 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/11677373/66996324_large.webp