HP 716591-B21 10Gb 2-Port 561T Network Adapter – Open Box
The HP 716591-B21 Ethernet 10Gb 2-Port 561T Network Adapter is a high-performance PCIe network card designed to provide reliable 10 Gigabit Ethernet connectivity for HPE ProLiant, Apollo, ML, SL, and XL servers. Featuring dual RJ-45 10Gb ports, it supports jumbo frames, teaming, and advanced offload capabilities to optimize server networking and improve data center efficiency.
Fully tested and supplied as an open-box unit, this network adapter is in excellent condition and ready for immediate deployment. Its plug-in form factor ensures easy installation in compatible HPE servers, delivering scalable, high-speed connectivity for enterprise workloads, virtualization, and cloud applications.
✔ Key Features & Benefits
✔ 2 × 10Gb Ethernet RJ-45 ports
✔ PCI Express 2.1 x8 form factor for high-speed server connectivity
✔ Supports jumbo frames, teaming, PXE, LSO, RSS, and TSO
✔ SNMP support for remote management and monitoring
✔ Fully tested open-box unit for reliable enterprise performance
✔ Ideal Uses
✔ High-speed networking for HPE ProLiant and Apollo servers
✔ Enterprise and data center server connectivity
✔ Virtualized server environments
✔ High-bandwidth applications requiring 10Gb Ethernet performance
✔ Specifications
✔ Condition: Open Box – Device in excellent, fully tested, and 100% functional condition. Packaging may be opened or slightly marked.
✔ Brand / Model: HPE 716591-B21
✔ Product Type: Network Adapter / 10Gb Ethernet Card
✔ Interface Type: PCI Express 2.1 x8
✔ Ports: 2 × 10Gb Ethernet RJ-45
✔ Networking Standards: IEEE 802.3, 802.3x, 802.3ad (LACP), 802.1AX, 802.1Qbb, 802.1Qaz, 802.1Qau
✔ Features: Jumbo Frames, Teaming, PXE, LSO, RSS, TSO
✔ Processor: 1 × Intel x540
✔ Dimensions (W × D × H): 9.5 × 7.5 × 2.25 in
✔ Weight: 1 lb
✔ Operating Temperature: 0–55 °C
✔ Operating Humidity: 5–95% non-condensing
✔ Compatible Servers: HPE Apollo, ProLiant DL, ML, SL, XL Series, StoreEasy 3850 Gateway Single Node
✔ Warranty
✔ 12-Month Open Box Warranty
✔ What’s in the Box
✔ HP 716591-B21 10Gb 2-Port 561T Network Adapter