# Battery Green Cell HP78 for HP Pavilion / Envy laptops, 4400 mAh, 10.8 V, 6-cell, Li-Ion, black

**URL:** https://aio.lv/en/product--green-cell-hp78--712507
**Data updated:** 2026-01-21 10:50 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Green Cell
**Manufacturer code:** HP78
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--green-cell-hp78--712507

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Replacement laptop battery Green Cell HP78 compatible with HP Pavilion 14/15/17 and Envy 15/17 series. Li‑Ion 6‑cell design with 4400 mAh capacity and 10.8 V voltage, in black. Intended for extending runtime and replacing worn original batteries; suitable for everyday portable use, travel and mobile work. Supplied as a single pack.

## Long description

The Green Cell HP78 battery restores mobility to HP Pavilion and Envy laptops, making them portable again for meetings, travel or entertainment. Designed as a replacement battery for 14, 15 and 17-inch Pavilion and Envy models, it provides reliable power with Li-Ion technology and a compact black design.
Advantages
Green Cell HP78 uses efficient lithium-ion cells that deliver high capacity without the memory effect and are designed to retain performance for up to 1,000 full charge cycles. The battery includes modern control electronics that ensure smooth communication with the laptop and built-in electronic protections for safe and stable operation. Green Cell also supports recycling initiatives to reduce electronic waste.
Suitable for
HP Pavilion 14, 15 and 17 series laptops
HP Envy 15 and 17 series laptops
Replacement of a worn or failing original battery
Key specifications
Brand: Green Cell
Model / MPN: HP78
Battery technology: Lithium-Ion (Li-Ion)
Battery capacity: 4400 mAh
Colour: Black
Compatible device category: Batteries for portable devices
How to use
Turn off the laptop and, if possible, disconnect the power adapter. Remove the old battery according to the laptop manufacturer’s instructions and insert the Green Cell HP78 battery in the correct position. Reconnect the power adapter and charge the new battery fully before first use. The battery will communicate with the laptop automatically via its control electronics.
Usage recommendations
To prolong battery life, avoid deep discharges whenever possible, store the battery in a cool, dry place when not in use, and follow HP’s guidelines for battery replacement and disposal. Use Green Cell PRO or ULTRA series if you require higher capacity cells from Samsung or Panasonic.

## Specifications

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

### Battery

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

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |
| Compatibility | Pavilion 14 15 17 
Envy 15 17 |
| Brand compatibility | HP |

## FAQ

### How much does the Battery Green Cell HP78 for HP Pavilion / Envy cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 444 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 27.07.2026 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 Green Cell 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 Green Cell 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 capacity, 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/712507/65712532_large.webp