# Power jack for HP NC8430 NW8440 NW9440 NX7400 — extra digital PJ340675

**URL:** https://aio.lv/en/product--extra-digital-pj340675--4113735
**Data updated:** 2026-02-12 14:04 (EET)
**Category:** RJ Plugs & Boots
**Manufacturer:** extra digital
**Manufacturer code:** PJ340675
**EAN:** 9990000340675
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extra-digital-pj340675--4113735

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.06.2026 | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

Replacement power jack compatible with HP laptop models NC8430, NW8440, NW9440 and NX7400. Manufactured by extra digital, model PJ340675, designed to restore DC power input connection. Suitable for repair and maintenance of laptops with a damaged or loose charging inlet. Provides straightforward installation for technicians and DIY users to recover device charging functionality.

## Long description

Replacement power jack compatible with HP NC8430, NW8440, NW9440 and NX7400 laptops. This extra digital power jack PJ340675 is designed to restore the DC power input connection on devices with a damaged or loose charging inlet. The component provides the required electrical contacts and housing to re-establish a stable charging connection and is intended for repair or maintenance of the listed HP notebook models.
Advantages
The power jack delivers a direct replacement for the original DC inlet, offering consistent contact alignment and stable electrical connectivity. Its compact form factor matches the laptop’s chassis footprint to allow straightforward mounting and secure fixation. The connector is manufactured to meet standard mechanical tolerances for laptop power inlets, reducing the need for extensive chassis modification. Designed for serviceability, it enables technicians and competent DIY users to restore charging function without replacing the entire motherboard.
Suitable for
 Repairing HP NC8430 laptops with a broken or intermittent power inlet
 Restoring charging capability on HP NW8440 and NW9440 models
 Replacing a loose or worn DC jack in HP NX7400 notebooks
 Workshop and field laptop maintenance where original inlet is damaged
Key specifications
 Type: DC power jack replacement for select HP laptop models
 Compatibility: Designed for use with HP NC8430, NW8440, NW9440, NX7400 series
 Mounting style: Through-hole / board-mounted configuration suitable for original inlet footprint
 Contact type: Standard DC power pin and sleeve contact geometry for laptop chargers
 Material: Metal contacts with insulating housing to ensure electrical isolation
 Typical use: Repair and restoration of DC input for notebook charging
How to use
Power off the laptop, disconnect the battery and AC adapter before beginning any repair. Access the motherboard by removing the service cover or keyboard assembly according to the device service manual. Desolder the faulty DC jack or release its mounting points and remove it from the board. Position the replacement power jack in the original footprint, secure it mechanically and solder the pins to the PCB traces ensuring reliable solder joints. Reassemble the laptop, reconnect the battery and test charging with a compatible AC adapter. If unsure about soldering or board-level repairs, consult a qualified technician.
Usage recommendations
Use ESD precautions and appropriate soldering equipment when installing the replacement jack. Verify polarity and connector seating before powering the laptop. If the original damage was caused by a faulty adapter or physical strain, inspect the power cable and secure the jack to prevent future failure.

## FAQ

### How much does the Power jack extra digital PJ340675 for HP NC8430 NW8440 cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 19.06.2026 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 extra digital 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 extra digital 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/4113735/10510186_large.webp