# Memory Module HPE DDR4 16GB 2666MHz

**URL:** https://aio.lv/en/product--hp-enterprise-835955-b21--11349883
**Data updated:** 2025-12-30 21:09 (EET)
**Category:** Memory (RAM)
**Manufacturer:** HP Enterprise
**Manufacturer code:** 835955-B21
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 579.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 478.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-835955-b21--11349883

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.89 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The HPE 835955-B21 memory module offers 16 GB of DDR4 ECC RAM with a speed of 2666 MHz. Designed for PC and server use, it features a 288-pin DIMM form factor and CAS latency of 19. This reliable memory module ensures data integrity with ECC technology, making it ideal for critical applications. Enhance your system's performance and stability with this high-quality memory solution.

## Long description

The HPE DDR4 16GB 2666MHz memory module (MPN 835955-B21) is a 288-pin DIMM designed for HPE ProLiant Gen9/Gen10 servers, Apollo, Synergy and Blade systems as well as compatible PCs. It provides 16 GB of DDR4 ECC RAM at 2666 MHz with CAS latency 19 and operates at 1.2 V. The module is qualified and tested by Hewlett Packard Enterprise to ensure compatibility and reliability for workloads that require higher capacity and uptime.
Advantages
This HPE SmartMemory module delivers tested compatibility with HPE Gen9 and Gen10 platforms, error-correcting code (ECC) for improved data integrity, and a balance of performance and power efficiency at 1.2 V. Rigorous qualification and testing unlock extended memory features on supported HPE servers and help maintain system stability under virtualization, cloud and large-database workloads.
Suitable for
HPE ProLiant Gen9 and Gen10 servers
HPE Apollo, Synergy and Blade systems
Server and workstation upgrades requiring ECC DDR4 memory
Applications with virtualization, database, or cloud workloads
Key specifications
Capacity: 16 GB
Type: DDR4 ECC
Speed: 2666 MHz
CAS Latency: 19
Form factor: 288-pin DIMM
Voltage: 1.2 V
MPN: 835955-B21
Weight: 0.045 kg
How to use
Power down the server or workstation and follow the manufacturer’s safety procedures. Open the chassis, locate the appropriate DIMM slot per the system memory population rules and install the 288-pin DIMM firmly until the retaining clips engage. Close the chassis and power on the system. Verify that the BIOS/UEFI recognizes the new module and that ECC is enabled if required by your platform.
Usage recommendations
Install this HPE DDR4 16GB 2666MHz module in matched pairs or according to the server’s memory population guidelines to ensure optimal performance and supported memory features. Use HPE-qualified modules for guaranteed compatibility and to enable server-specific memory enhancements.

## Specifications

### Features

| Feature | Value |
|---|---|
| Internal memory | 16 GB |
| Internal memory type | DDR4 |
| Memory clock speed | 2666 MHz |
| Memory form factor | 288-pin DIMM |
| Memory voltage | 1.2 |
| ECC | Yes |
| CAS latency | 19 |
| Memory ranking | 2 |
| Component for | PC/Server |
| Memory layout (modules x size) | 1 x 16 |
| Buffered memory type | Registered (buffered) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.045 kg |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the Memory Module HPE 16GB 835955-B21 cost, and is it available for purchase?

The price is 579.49 € (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 06.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Memory Module HPE 16GB 835955-B21 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: internal memory, internal memory type, memory clock speed, memory form factor, weight, memory voltage, 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.

### Where can I download the instructions for Memory Module HPE 16GB 835955-B21?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

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