# Rechargeable Battery HP L11421-1C7 COSLIGHT515974 NCM 3.72Ah for Portable Devices

**URL:** https://aio.lv/en/product--hp-l11421-1c7--3961321
**Data updated:** 2026-02-12 09:58 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** L11421-1C7
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-l11421-1c7--3961321

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Rechargeable HP battery model L11421-1C7 (COSLIGHT515974) uses NCM chemistry and offers 3.72 Ah capacity. Designed for use in compatible portable devices, it provides a reliable power source for extended operation and device mobility. Suitable for replacing worn cells or restoring battery-backed functionality; follow device compatibility and installation instructions.

## Long description

Rechargeable HP battery model L11421-1C7 (COSLIGHT515974) is a replacement cell intended for compatible portable devices. The battery uses NCM (nickel–cobalt–manganese) chemistry and provides a nominal capacity of 3.72 Ah, offering a compact power source designed to restore or extend device operation. This unit is intended for use where the original battery matches the same physical and electrical characteristics and should be installed following the device manufacturer's compatibility and safety instructions.
Advantages
The NCM chemistry provides a balance of energy density and cycle life suitable for everyday portable device usage. With a 3.72 Ah capacity, this rechargeable battery can support extended device runtime compared to lower-capacity cells. The pack is designed as a direct replacement option for compatible HP devices, enabling restoration of battery-backed functions without changing device hardware. Using a recommended replacement cell helps maintain original device performance when the original battery has degraded.
Suitable for
Replacing worn or degraded batteries in compatible HP portable devices
Restoring battery-backed functionality in mobile equipment that accepts the same form factor and voltage
Maintenance and repair operations for laptops, tablets or handheld units specified to use this battery type
Key specifications
Battery chemistry: NCM (nickel–cobalt–manganese)
Nominal capacity: 3.72 Ah
Intended use: rechargeable cell for compatible portable devices
Brand compatibility: HP-compatible replacement
How to use
Before installation, verify device compatibility by checking the original battery model, physical dimensions and voltage requirements. Power down the device and disconnect it from any power source. Follow the device manufacturer's disassembly and battery replacement instructions to access the battery compartment. Install the replacement pack ensuring correct orientation and secure connections; do not force connectors or connectors mismatched to the device. After installation, recharge the battery according to the device's standard charging procedure and observe the device during the first charge cycle to confirm normal operation.
Usage recommendations
Store and use the battery within the temperature ranges specified by the device manufacturer. Use only the device's approved charger and avoid exposure to water, mechanical shock, or prolonged high temperatures. Dispose of old batteries responsibly according to local regulations. If unsure about compatibility or installation, consult a qualified technician or the device manufacturer to avoid damage or safety hazards.

## FAQ

### How much does the HP L11421-1C7 NCM 3.72Ah Rechargeable Battery cost, and is it available for purchase?

The price is 78.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2580 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 09.07.2026 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/3961321/51474436_large.webp