# Battery Polion PH06 PH09 for HP/Compaq laptop models (compatible with Compaq 300/320/321/325/326/400/420/421)

**URL:** https://aio.lv/en/product--polion-plnb016--11954993
**Data updated:** 2026-03-11 13:52 (EET)
**Category:** Batteries
**Manufacturer:** Polion
**Manufacturer code:** PLNB016
**EAN:** 5906728460209
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 68.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 56.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--polion-plnb016--11954993

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Polion PH06 PH09 is a laptop replacement battery compatible with HP/Compaq models including Compaq 300, 320, 321, 325, 326, 400, 420 and 421. Designed as a direct-fit power source, it serves to restore portable runtime for supported notebooks. Use it to replace a worn or failing internal battery and maintain mobile productivity during travel, work, or study.

## Long description

Polion PH06 PH09 is a direct-fit replacement laptop battery compatible with a range of HP/Compaq notebook models including Compaq 300, 320, 321, 325, 326, 400, 420 and 421. The battery is designed to restore portable runtime for supported notebooks where the original internal battery has degraded or failed. It fits the specified models and provides a straightforward swap to regain mobile power for everyday tasks such as office work, browsing and study on the go.
Advantages
The Polion PH06 PH09 offers a form-factor and connector layout intended to match original equipment for compatible HP/Compaq laptops, enabling a simple installation without modification. Available in a standard black finish and supplied as a single unit, this replacement battery is suitable for users seeking to restore their notebook’s battery life. The product is positioned as a practical service part to extend the usable lifetime of compatible portable computers.
Suitable for
Replacing a worn or non-functional internal battery in supported HP/Compaq laptop models
Restoring battery-powered portability for business travel, study, or commuting
Maintaining productivity when mains power is unavailable or inconvenient
Key specifications
Product type: laptop replacement battery
Compatibility: fits listed HP/Compaq models including Compaq 300/320/321/325/326/400/420/421 and various ProBook and Mobile series with matching battery form factor
Color: black
Quantity: 1 piece
How to use
Power down the laptop and disconnect any external power source before starting. Remove the original battery following the manufacturer’s instructions for your specific HP/Compaq model, then insert the Polion PH06 PH09 replacement in the same orientation until it locks into place. Reconnect mains power and charge the new battery fully before first use to allow the laptop battery controller to register the replacement. Refer to the notebook user manual for model-specific removal and installation steps.
Usage recommendations
Use the replacement battery only in compatible HP/Compaq models listed by the manufacturer. Charge and discharge the battery according to the laptop maker’s guidance, keep the battery at moderate temperatures, and avoid exposure to moisture or mechanical damage. Dispose of the old battery in accordance with local recycling and hazardous-waste regulations.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery voltage | 10.8 V |
| Battery capacity | 4400 mAh |
| Number of battery cells | 6 |
| Product colour | Black |
| Battery capacity | 48 Wh |

### Technical details

| Feature | Value |
|---|---|
| Brand compatibility | HP |

### Other features

| Feature | Value |
|---|---|
| Type | Battery |
| Compatibility | Compaq 300, Compaq 320, Compaq 321, Compaq 325, Compaq 326, Compaq 400, Compaq 420, Compaq 421, Compaq 425, Compaq 525, Compaq 620, Compaq 621, Compaq 625ProBook 4320ProBook 4320sProBook 4320s-WD866EA, ProBook 4320t, ProBook 4321, ProBook 4321s, ProBook 4325s, ProBook 4326, ProBook 4326s, ProBook 4420s, ProBook 4520, ProBook 4520s, ProBook 4520s-WD860EA, ProBook 4525, ProBook 4525s, ProBook 4420, ProBook 4421, ProBook 4421s, ProBook 4425, ProBook 4425s, 420, 421, 425, 620, 625, 4320t Mobile |

### Packaging data

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

### Sustainability

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | CE |

## FAQ

### How much does the Battery Polion PH06 PH09 for HP/Compaq laptops cost, and is it available for purchase?

The price is 68.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 07.07.2026 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. 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 Polion 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 Polion 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: battery technology, battery voltage, 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/11954993/67484099_large.webp