# Cooling fan assembly for Dell PowerEdge R750, replacement part JF857-RFB

**URL:** https://aio.lv/en/product--dell-jf857-rfb--10983981
**Data updated:** 2026-01-12 19:32 (EET)
**Category:** Computer Component Accessories
**Manufacturer:** Dell
**Manufacturer code:** JF857-RFB
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 33.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 28.09 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-jf857-rfb--10983981

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Replacement cooling fan assembly designed for Dell PowerEdge R750 servers, model JF857-RFB. Provides forced airflow to maintain optimal operating temperature of server components. Intended for use in server maintenance and repairs to restore or improve thermal management, reduce overheating risk, and ensure reliable performance in data center or enterprise environments.

## Long description

Cooling fan assembly for Dell PowerEdge R750, replacement part JF857-RFB is a server cooling component designed to provide forced airflow for the Dell PowerEdge R750 chassis. This replacement unit restores or improves thermal management by moving air across heatsinks, power supplies, and other internal components to maintain optimal operating temperature and reduce the risk of overheating in data center or enterprise environments. The assembly is compatible with server maintenance and repair procedures and meets standard form-factor and connector expectations for the R750 platform.
Advantages
The JF857-RFB fan assembly offers reliable airflow performance tailored for the PowerEdge R750, enabling consistent heat dissipation under normal server loads. As a direct replacement part from the Dell-compatible product line, it fits the original mounting points and electrical connectors, which simplifies installation and reduces downtime. Using a properly matched fan assembly helps maintain system stability, prolong component life, and supports predictable cooling behavior under varied workload conditions.
Suitable for
 Replacing a faulty or noisy fan in a Dell PowerEdge R750 server
 Routine server maintenance and preventive hardware replacement
 Data center or rack deployments requiring restored thermal performance
 Repairing servers after component failure caused by cooling issues
Key specifications
 Brand: Dell-compatible
 Model / MPN: JF857-RFB
 Compatible with: Dell PowerEdge R750
 Type: Cooling fan assembly (server internal fan module)
 Intended use: Forced airflow for server thermal management
How to use
Power down the server and follow proper electrostatic discharge (ESD) precautions before handling internal components. Open the chassis according to the Dell PowerEdge R750 service manual, locate the existing fan assembly, disconnect any power or data connectors, and remove the fasteners securing the unit. Install the JF857-RFB assembly by aligning it with the original mounting points, secure it with the original fasteners, and reconnect the electrical connector(s). Close the chassis, power on the server, and verify fan operation and system thermal status through server management tools or BIOS.
Usage recommendations
Use this replacement fan assembly as part of scheduled maintenance cycles or when diagnostics indicate fan failure, elevated temperatures, or abnormal noise. Verify firmware or system management settings after replacement to ensure fans operate according to Dell PowerEdge R750 thermal profiles. Keep spare fan modules in inventory for rapid replacement in production environments to minimize downtime.

## FAQ

### How much does the Dell PowerEdge R750 cooling fan JF857-RFB cost, and is it available for purchase?

The price is 33.99 € (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 03.07.2026 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. 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 Dell 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 Dell 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/10983981/61418420_large.webp