# Slot Expander HPE P38641-B21 Dimensions 223x253x66 mm Weight 250 g

**URL:** https://aio.lv/en/product--hp-enterprise-p38641-b21--11016708
**Data updated:** 2026-01-14 13:07 (EET)
**Category:** Server Parts & Components
**Manufacturer:** HP Enterprise
**Manufacturer code:** P38641-B21
**EAN:** 4549821393251
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 35.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 29.33 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-p38641-b21--11016708

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The HPE P38641-B21 slot expander is designed to enhance connectivity options in HP Enterprise systems. With dimensions of 223 x 253 x 66 mm and a weight of 250 g, it provides a reliable solution for expanding system capabilities. Ideal for users needing additional slots for improved performance and flexibility.

## Long description

The HPE P38641-B21 slot expander is a compact expansion module designed to increase the number of available PCIe slots in compatible HP Enterprise server systems. Measuring 223 x 253 x 66 mm and weighing 250 g, this slot expander integrates into the server chassis to provide additional physical slot capacity while preserving airflow and rack space efficiency. It is intended for use in environments where extra connectivity and I/O density are required without a full chassis replacement.
Advantages
The slot expander offers a compact footprint and lightweight design that ease installation and minimize added weight to server racks. Its dimensions are optimized to fit within standard HP Enterprise chassis layouts, helping to maintain proper cooling and cable management. By adding slot capacity, the unit supports greater flexibility for network cards, storage controllers, and accelerator cards, enabling incremental upgrades to server capabilities.
Suitable for
Data centers and enterprise server rooms requiring increased I/O density
IT environments upgrading network or storage connectivity without replacing servers
Systems integrators assembling customized rack solutions
Maintenance and service operations needing spare expansion modules
Key specifications
Physical dimensions: 223 x 253 x 66 mm
Weight: 250 g
Form factor: slot expander module compatible with HP Enterprise chassis
Purpose: increases available expansion slot capacity for PCIe-based cards
Installation: internal chassis-mounted module designed for supported HP Enterprise systems
How to use
Install the slot expander into a compatible HP Enterprise chassis according to the server maintenance and service guide. Power down the server and follow ESD precautions before accessing the interior. Secure the module in the designated expansion bay or slot bracket, connect any required internal riser or backplane interfaces, and verify mechanical retention. After reassembly, power on the system and confirm that the additional slots are recognized by the server firmware and operating system before installing add-in cards.
Usage recommendations
Verify chassis and system compatibility prior to purchase, follow HP Enterprise installation procedures and ESD safety practices during installation, and confirm firmware and BIOS settings support added expansion devices. Use appropriate cooling and cable routing to maintain airflow and server reliability when populating additional cards.

## Specifications

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 223 x 253 x 66 |
| Weight | 0.25 kg |

## FAQ

### How much does the Slot Expander HPE P38641-B21 cost, and is it available for purchase?

The price is 35.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 08.07.2026 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 HP Enterprise 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 Enterprise 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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