How many Ethernet ports does the HPE 615732-B21 adapter provide?

The HPE Ethernet 1Gb 2-port 332T Adapter 615732-B21 provides two Ethernet ports. It is explicitly described as a dual-port 1GbE RJ-45 low profile adapter, meaning a single card offers two separate 1Gb Ethernet connections through RJ-45 interfaces.

What interface does the HPE Ethernet 1Gb 2-port 332T Adapter use?

This adapter is categorized as a PCI Express 2.0 Ethernet adapter. That indicates it is designed to be installed in a PCI Express 2.0 expansion slot in a compatible system, aligning its network connectivity with PCIe 2.0 server architectures.

Is the HPE 615732-B21 suitable for low profile server chassis?

Yes, the product is described as a dual-port 1GbE RJ-45 low profile adapter. This low profile designation means the card’s form factor is intended for low profile expansion slots, which are common in compact and dense server chassis.

What type of Ethernet connectivity does this adapter support?

: "The model is specified as an Ethernet 1Gb 2-port 332T Adapter and is categorized as a dual-port 1GbE RJ-45 low profile adapter. This indicates that each port provides 1Gb Ethernet connectivity over RJ-45, suitable for standard copper-based Ethernet networks.

What brand and model should I reference when ordering this adapter?

When ordering, reference the brand HPE and the model HPE Ethernet 1Gb 2-port 332T Adapter along with the SKU 615732-B21. These identifiers clearly specify the dual-port 1GbE RJ-45 low profile PCI Express 2.0 Ethernet adapter described in the product data.

615732-B21 - HPE 615732-B21 1Gb 2-port PCIe 2.0 Ethernet adapter

Name: HPE 615732-B21 1Gb 2-port PCIe 2.0 Ethernet adapter
Brand: HPE
SKU: 615732-B21
Price: 95 USD
Availability: InStock

615732-B21 - HPE 615732-B21 1Gb 2-port PCIe 2.0 Ethernet adapter | US IT Hardware

Product overview

The HPE Ethernet 1Gb 2-port 332T Adapter 615732-B21 is a dual-port 1GbE RJ-45 low profile network adapter designed for environments that require multiple Gigabit Ethernet connections in a compact form factor. As a PCI Express 2.0 Ethernet adapter, it fits into modern server architectures that use PCIe 2.0 slots for network expansion. The dual-port 1GbE configuration allows systems to support two Ethernet connections through standard RJ-45 interfaces, suitable for segmented networks or redundant links. Its low profile design supports installation in space-constrained chassis that accept low profile cards. This adapter belongs to the network adapters category, specifically PCI Express 2.0 Ethernet adapters, and is positioned for scenarios where 1Gb Ethernet connectivity and dual-port flexibility are required. The model designation 332T identifies this as part of HPE’s 1Gb Ethernet adapter family for professional infrastructure deployments.

Dual-port 1GbE RJ-45 connectivity
PCI Express 2.0 Ethernet adapter interface
Low profile network adapter design
HPE branded 332T Ethernet adapter
Supports standard copper RJ-45 cabling
Suitable for compact server installations

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Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #	615732-B21
Brand	HPE
Condition	Refurbished
Model	Ethernet 1Gb 2-port 332T Adapter
Series	HPE 332T
Chipset	Broadcom NetXtreme BCM5720
Technology	Network processor
Form Factor	Plug-in card; Low profile
Cabling Type	Ethernet 10BASE-T; Ethernet 100BASE-TX; Ethernet 1000BASE-T
Product Line	HPE Ethernet 1Gb 332T Adapter
Product Type	Network adapter

Compatible systems

Adapter 615732-B21 is supported in multiple HPE ProLiant Gen9 rack servers.

HPE ProLiant
Model: DL20 Gen9; DL60 Gen9; DL80 Gen9
Form factor: Rack servers
Generation: Gen9
Listed under Supported Servers for 615732-B21 in HPE QuickSpecs.

Best for

Dense servers
Suitable for dense server installations that benefit from the low profile form factor of the HPE Ethernet 1Gb 2-port 332T Adapter and its dual-port 1GbE RJ-45 design.
Dual-port 1GbE connectivity
Useful where two 1Gb Ethernet connections are needed from a single adapter, leveraging the 2-port 1GbE RJ-45 configuration for segmented traffic or link redundancy.
PCIe 2.0 expansion
Designed for systems that provide PCI Express 2.0 slots, aligning with the adapter’s PCI Express 2.0 Ethernet adapter classification.
Low profile chassis
Applicable in low profile chassis that require compact network adapters, matching the low profile dual-port 1GbE RJ-45 adapter category.
Standard RJ-45 networks
Fits environments using copper Ethernet cabling through RJ-45 interfaces, consistent with the dual-port 1GbE RJ-45 low profile adapter description.

Details

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Transmission Speed	10/100/1000 Mb/s

PCI Express Version	PCI Express 2.0

Supported Protocols	TCP/IP; iSCSI; TCP segmentation offload; VLAN tagging; Receive Side Scaling

Total Theoretical Bandwidth	4 Gb/s aggregate bi-directional

Power Consumption (maximum)	4.3 W

Networking Ports & Interfaces

Ports	2 x RJ-45
Port Type	Base-T RJ-45
Connector Type	2 x RJ-45 female
Host Interface	PCIe 2.0 x4
Data Rate per Port	1 Gb/s bi-directional per port (2 Gb/s aggregate per port)
Interface (bus) Type	PCI Express 2.0 x4
Supported Ethernet Standards	IEEE 802.3; IEEE 802.3u; IEEE 802.3ab; IEEE 802.1Q VLAN

HPE 615732-B21 1Gb 2-port PCIe 2.0 Ethernet adapter