HPE 727055-B21 2-Ports Network Adapter
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HPE ​​727055-B21 SFP+ Network Adapter 10GbE 2-Ports 3.0 x8 New

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Part Number#: 727055-B21
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Short Description:
727055-B21 Small Form-Factor Pluggable Plus (SFP+) 10 Gigabits Per Second (GBPS) 10GBase-X 3.0 x8 Peripheral Component Interconnect Express (PCI-E) 3.0 x8 2-Ports Network Adapter | Made by HPE | Brand New 3 Years Warranty
Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

Overview of the HPE 727055-B21 SFP+ Network Adapter

The 727055-B21 HPE 10GbE 2-Ports PCIE SFP+ Ethernet Adapter is a high-performance network card designed for use in HPE servers and workstations. It provides two 10 Gigabit Ethernet (10 GbE) ports, which can be used to connect to high-speed networks and storage devices. The card uses the PCIe interface to connect to the host system, allowing for fast data transfer and low latency.

The card is equipped with two SFP+ (small form-factor pluggable) ports, which can be used to connect to a variety of different optical transceivers. This allows for flexibility in terms of the type of network connection and the distance of the connection. The card also supports advanced features such as VLAN tagging and jumbo frames, which can be used to improve network performance and security.

Dual Ports for Enhanced Connectivity

The inclusion of two ports in the HPE 727055-B21 network adapter provides a dual-channel communication path, allowing for increased bandwidth and improved network redundancy. This feature is particularly advantageous in scenarios where uninterrupted network connectivity is critical.

Hot-Pluggable Design

The hot-pluggable nature of the SFP+ modules allows for easy installation and removal without disrupting the entire network. This feature is especially valuable in data center environments where equipment needs to be added or replaced without causing downtime. The hot-pluggable nature of the SFP+ ports adds an element of convenience to the HPE 727055-B21. This feature enables users to replace or add components without powering down the entire system. In a dynamic data center environment, where uptime is critical, the hot-pluggable design ensures minimal disruption during maintenance or upgrades.


In line with the growing emphasis on sustainability and energy efficiency, this network adapter is engineered to operate with minimal power consumption without compromising performance. This not only reduces operational costs but also aligns with environmentally conscious practices.

Data Transfer Speed

The 10 Gbps data transfer speed of the HPE 727055-B21 network adapter positions it as a high-performance solution for bandwidth-intensive applications. Whether handling large data sets or supporting multiple users, the adapter's speed is a key factor in ensuring smooth and efficient network operations.

Form Factor

The small form-factor design of the SFP+ modules contributes to the adapter's versatility. With a compact footprint, it can be easily accommodated in various server configurations, optimizing space utilization in data center environments where real estate is often at a premium.

Supported Network Protocols

The 10GBase-X Gigabit Ethernet standard supported by the HPE 727055-B21 ensures compatibility with a variety of network protocols. This flexibility allows the adapter to seamlessly integrate into different network architectures, supporting the diverse needs of modern enterprises. To adapt to the evolving landscape of networking protocols, the HPE 727055-B21 supports a range of advanced protocols. These may include, but are not limited to, TCP/IP (Transmission Control Protocol/Internet Protocol), UDP (User Datagram Protocol), and IPsec (Internet Protocol Security). This versatility ensures compatibility with diverse networking environments and applications.

Enhanced Performance

The primary advantage of the HPE 727055-B21 lies in its ability to deliver enhanced performance through its 10Gbps data transfer rate and dual-port configuration. This is particularly beneficial in scenarios where large volumes of data need to be transferred quickly and reliably, such as in data-intensive applications or high-traffic network environments.

Data Center Deployments

In data center environments where high-speed data transfer is paramount, the HPE 727055-B21 finds its niche. Its dual ports, high data transfer speed, and compatibility with various HPE servers make it a reliable choice for data-intensive applications such as virtualization, cloud computing, and storage area networks (SANs).

Enterprise Networking

Large enterprises with diverse networking needs can benefit from the HPE 727055-B21's compatibility and dual-port design. Whether connecting servers within a data center or facilitating communication between different branches, this network adapter provides the necessary performance and reliability.

High-Performance Computing (HPC)

In the realm of high-performance computing, where processing large datasets and complex simulations are routine, the HPE 727055-B21 plays a crucial role. Its high data transfer speed and efficient design make it an ideal choice for HPC clusters and supercomputing environments.

SFP+ Technology

The use of SFP+ technology ensures a compact form factor while delivering robust performance. SFP+ modules are hot-swappable, allowing for easy replacement and maintenance without disrupting the entire network. This adaptability is crucial for businesses that require continuous and reliable network connectivity.

10GBase-X Standard

The 10GBase-X standard, supported by the HPE 727055-B21, defines the specifications for 10 Gigabit Ethernet over various physical media, including fiber optic and copper cabling. This adaptability ensures that the network adapter can be seamlessly integrated into different network infrastructures, catering to diverse connectivity needs.

PCI-E 3.0 x8 Interface

The HPE 727055-B21 utilizes the Peripheral Component Interconnect Express (PCI-E) 3.0 x8 interface. This interface provides a high-speed connection between the network adapter and the server's motherboard, facilitating efficient data transfer. The PCI-E 3.0 x8 interface ensures optimal performance, making the adapter suitable for modern servers and workstations.

Scalability and Flexibility

Scalability is a crucial consideration in modern networking environments. The HPE 727055-B21 is designed with scalability in mind, allowing businesses to expand their network infrastructure as needed. The dual-port configuration and compatibility with various transceivers provide the flexibility required to adapt to changing network requirements.

General Compatibility

The 727055-B21 HPE 10GbE 2-Ports PCIE SFP+ Ethernet Adapter is a network card that is designed to add 10 Gigabit Ethernet connectivity to a computer or server. It is compatible with a wide range of systems, including servers, workstations, and other devices that have a PCIE slot available.

The adapter is equipped with two SFP+ ports, which allow for the connection of fiber or copper SFP+ transceivers. This allows for a high-speed, reliable connection to other devices on the network.

In terms of general compatibility, the product HPE 10GbE 2-Ports PCIE SFP+ Ethernet Adapter is compatible with a wide range of operating systems, including Windows, Linux, and VMware. It also supports a wide range of networking protocols, including TCP/IP, iSCSI, and Fibre Channel over Ethernet (FCoE).

Data Protection and Security

The 727055-B21 HPE 10GbE 2-Ports PCIE SFP+ Ethernet Adapter is a network card that allows for high-speed data transfer over 10 Gigabit Ethernet connections. It is designed to be used in servers and other high-performance computing devices.

One of the key features of this adapter is its ability to provide data protection and security. This is achieved through the use of advanced security protocols such as Secure Socket Layer (SSL) and Transport Layer Security (TLS) which encrypt data as it is transmitted over the network. This ensures that sensitive information is protected from unauthorized access or tampering.

Additionally, the adapter also features advanced error correction and data protection mechanisms to ensure that data is transmitted accurately and without errors. This ensures that data is not lost or corrupted during transmission and that it is received in its original form.

Main Specifications about this HPE 727055-B21

  • Manufacturer: HPE
  • Part Number or SKU# 727055-B21
  • Product Type: Network Adapter
  • Interface: PCI Express

Technical Information for Ethernet Adapter

  • Adapter: 2 Ports Network Adapter
  • Network Processor: Intel® X710 Controller
  • Ports: 10 Gigabit SFP+ x 2
  • Connectivity Technology: Wired
  • Data Link Protocol: 10 GigE
  • Data Rate: Two ports, each at 20 Gb/s bi-directional; 40 Gb/s aggregate bi-directional theoretical bandwidth.
  • Capacity: Jumbo frame size:9.5 KB
  • Status Indicators: Status, link/activity
  • IEEE Compliance: 802.3, 802.1ab, 802.3x, 802.3ad, 802.3p, 802.1q, 802.3ae, 802.1au, 802.3ap, 802.1as, 802.3ak,802.1qaz, 802.1Qbb
  • Features: Wake on LAN (WOL), PXE support

Expansion / Connectivity of 2 Ports Adapter

  • Interfaces: 2 x 10Gb Ethernet SFP+
  • Processor: 1 (Intel® X710 Controller)
  • Onboard Memory: 256 MB

Power Specification

  • Typical Power Consumption: 10.00 Watt
  • Maximum Power Consumption: 10.80 Watt
  • Min Operating Temperature: 32 °F (0 °C)
  • Max Operating Temperature: 131 °F (55 °C)
  • Operating Humidity Range: 5 - 95% (non-condensing)
  • Emissions Classification: Class B
Compatibility Information for SFP+ Adapter
  • HPE ProLiant DL Series: DL20 Gen10, DL20 Gen10 Entry, DL20 Gen10 Performance, DL20 Gen10 solution, DL60 Gen9, DL80 Gen9, DL80 Gen9 Entry, DL120 Gen9, DL160 Gen9, DL180 Gen9, DL180 Gen9 Base, DL180 Gen9 Entry, DL180 Gen9 Storage, DL360 Gen9, DL360 Gen10, DL360 Gen10 Base, DL360 Gen10 Entry, DL360 Gen10 High Performance, DL360 Gen10 Low, DL360 Gen10 Performance, DL360 Gen10 Solution, DL380 Gen9, DL380 Gen10, DL380 Gen10 Base, DL380 Gen10 Entry, DL380 Gen10 High Performance, DL380 Gen10 Performance, DL380 Gen10 Solution, DL385 Gen10, DL560 Gen9, DL560 Gen10, DL560 Gen10 Base, DL560 Gen10 Entry, DL560 Gen10 Performance, DL580 Gen9, DL580 Gen10, DL580 Gen10 Base, DL580 Gen10 Entry, DL580 Gen10 Performance Servers
  • HPE ProLiant ML Series: ML30 Gen10, ML30 Gen10 Entry, ML30 Gen10 Performance, ML30 Gen10 Solution, ML110 Gen9, ML110 Gen9 Base, ML110 Gen9 Entry, ML110 Gen10, ML110 Gen10 Performance, ML110 Gen10 Solution, ML150 Gen9, ML350 Gen9, ML350 Gen10, ML350 Gen10 Base, ML350 Gen10 Entry, ML350 Gen10 Performance, ML350 Gen10 Solution, ML350 Gen10 Sub-Entry Servers
  • HPE ProLiant XL Series: XL230a Gen9 NHP Compute Tray (12G), XL230k Gen10 Compute Tray, XL270d Gen9, XL450 Gen10 Servers
  • HPE Apollo 2000 Series: XL170r Gen9, 2000 XL190r Gen9 Servers
  • HPE Apollo 4200 Gen9 Server
  • HPE Apollo 4500 XL450 Gen9 Server
  • HPE Apollo 6000 Series: XL230a Gen9, XL250a Gen9, XL260a Gen9, XL270d Gen9 Servers
  • HPE Apollo 6500 XL270d Gen10 Server
  • HPE StoreEasy: 1450, 1850, 3850 Gateway Single Node

In short, the J9733A 2 Ports Stacking Weeereach Certification Networking Expansion Module proves to be a versatile and valuable component in the realm of networking. Its designation as a Network Stacking Module with 2 ports, plug-in form factor, interfaces for Network Stack Devices, and compatibility with Stacking Module Slots collectively make it a robust choice for enhancing network performance, scalability, and manageability. As organizations continue to navigate the complexities of modern networking, understanding the nuances of devices like the J9733A becomes instrumental in building resilient and efficient infrastructures.

Brand Warranty:
3 Years from the Manufacturer
Product Condition:
New Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days

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In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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