# AC Adapter HP 19V 4.74A 90W for Compaq tc4400, replacement power supply

**URL:** https://aio.lv/en/product--hp-593138-001--10968840
**Data updated:** 2026-02-13 15:44 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** HP
**Manufacturer code:** 593138-001
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 56.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 47.10 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-593138-001--10968840

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Replacement AC adapter for Compaq tc4400 notebooks, brand HP, rated 19V, 4.74A, 90W (MPN 593138-001). Provides regulated DC power for charging and running the laptop. Suitable for use at home, office or on the go as a spare or replacement unit. Includes standard connector compatible with the tc4400 and supports stable charging and device operation.

## Long description

Replacement AC adapter HP 19V 4.74A 90W for Compaq tc4400 is a compact external power supply designed to provide regulated DC power to Compaq tc4400 notebooks. This HP-branded adapter delivers a nominal output of 19 volts and up to 4.74 amperes, with a rated power of 90 watts, enabling charging of the battery and operation of the laptop from mains power. The unit is intended as a direct replacement or spare for users who need a reliable source of power for the tc4400 model at home, in the office, or while traveling.
Advantages
The adapter provides stable voltage and current output to support consistent notebook performance and battery charging. Its compact form factor and lightweight construction make it convenient to carry as a spare or replacement power supply. Built-in protection features such as short-circuit and overcurrent protection help reduce risk of damage to the notebook and adapter during normal use. The connector is designed to be compatible with the Compaq tc4400 power input to ensure a secure connection.
Suitable for (tasks / use cases)
 Replacing a lost or damaged power adapter for Compaq tc4400 notebooks
 Keeping as a spare adapter for travel or remote work
 Providing stable mains power during extended desktop-style use
 Charging the laptop battery while running power-intensive applications
Key specifications
 Output voltage: 19 V DC
 Maximum output current: 4.74 A
 Rated power: 90 W
 Compatibility: designed for Compaq tc4400 notebook power input
 Connector type: standard DC barrel plug compatible with tc4400
 Input: mains AC (region-dependent voltage and frequency)
 Protections: built-in overcurrent and short-circuit protection
How to use
Connect the adapter to a suitable mains outlet using the supplied or compatible AC cord, then plug the DC connector into the Compaq tc4400 power socket. Verify that the laptop indicates charging or receives power through its charging LEDs or system indicators. When not in use, disconnect the adapter from the mains and from the notebook. Use the adapter in a well-ventilated area and avoid covering it during operation to prevent overheating.
Usage recommendations
Use the adapter only with compatible Compaq tc4400 notebooks. Ensure the mains voltage and plug type match your local supply before connecting. Replace frayed or damaged cords and avoid using the adapter in wet or excessively dusty environments. For prolonged use, place the adapter on a hard, flat surface to allow airflow and reduce thermal stress.

## FAQ

### How much does the HP AC Adapter 19V 4.74A 90W for Compaq tc4400 cost, and is it available for purchase?

The price is 56.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1601 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 10.07.2026 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

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