This item, 817721-B21, is the HPE option part number for the product described as Ethernet 10Gb 2-port 535FLR-T Adapter. Further details below.
Enhance your server's network connectivity with the HPE Ethernet 10Gb 2-port 535FLR-T Adapter. This adapter offers two 10 Gigabit Ethernet ports, providing high-bandwidth connectivity for demanding applications and virtualized environments. Designed with a focus on performance and security, this adapter delivers reliable and efficient Data Transfer Rates.
This adapter features Single Root I/O Virtualization (SR-IOV), Function Level Reset (FLR), secure boot, and Network Partitioning (NPAR), optimizing resource allocation and enhancing security. Designed as a plug-in card utilizing a PCI Express 3.0 x8 interface, this adapter is easy to install and integrates seamlessly with compatible servers. Compatible server models include but may not be limited to the HPE ProLiant DL380 Gen10, DL360 Gen10, DL560 Gen10, DL580 Gen10 and DL20 Gen10.
HPE Option Part #: 817721-B21
HPE Spare Part #: 854177-001
PRODUCT SPECIFICATIONS FOR 817721-B21:
- Device Type: Network adapter
- Form Factor: Plug-in card
- Interface (Bus) Type: PCI Express 3.0 x8
- Ports: 2
- Data Link Protocol: 10 Gigabit Ethernet
- Data Transfer Rate: 10 Gbps
- Features: Single Root I/O Virtualization (SR-IOV), Function Level Reset (FLR), secure boot, Network Partitioning (NPAR)
- Expansion Slots: 2 (total) / 2 (free)
RESOURCES FOR 817721-B21
Quickspecs for 817721-B21COMPATIBLE WITH:
PROLIANT DL SERIES
** This list may not be complete. Contact us via Live Chat if you have any questions about compatibility.
HPE PARTSURFER INFO FOR 817721-B21
| Spare PN | Description | |
|---|---|---|
 | 854177-001 | Ethernet 10Gb 2-port 535FLR-T FlexibleLOM adapter |
Last updated: 5/2/2025
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This product is warrantied against hardware failure for a period of 1 Year from the date of purchase. Before making a purchase, please take a moment to review our return policy below.
Returns
It is the customer's responsibility to verify compatibility with their machine(s) before placing an order. If an item is ordered by mistake, it can be returned for refund, minus a 25% restocking fee, within 5 business days of receipt. The cost of freight is not refundable.
Please be aware that factory-sealed equipment can only be returned if it remains unopened.
Defective Products
If you have received a defective part and your machine is still within the HPE warranty period, please initiate a warranty exchange by visiting the HPE Enterprise Support Center. Be sure to have the serial numbers of the defective drive and your server/storage array handy.
In case your hardware becomes defective during the Global One warranty period, but the HPE warranty has expired, you can return the product to us for a working replacement. You are responsible for the shipment of returned merchandise. However, we will cover the expense of Ground /Economy shipment for the replacement item(s).
Requesting an RMA
To initiate a return or warranty claim, please complete and submit the RMA Request Form.
