Name: P89423-B21 HPE 400GbE QSFP112 1-Port Multi-Mode 50m Transceiver
Brand: HPE
SKU: P89423-B21
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (129 reviews)

Product Overview
The HPE P89423-B21 is a 400GbE QSFP112 transceiver designed for NIC-side installation. It supports multi-mode fiber with a maximum distance of 50 meters and features a flat-top form factor suitable for compact data center network setups.

General Information
Brand	HPE

Technical Information
Media	MMF
Type	VCSEL
Protocols	400GbE,Ethernet
Connector	MTP/MPO
DOM Support	Yes

Physical Characteristics
Weight	3.00
Condition	Refurbished

Product Description
The HPE P89423-B21 Ethernet transceiver is designed to deliver 400 Gigabit Ethernet connectivity through a single QSFP112 port. It operates with multi-mode fiber, supporting distances up to 50 meters, making it suitable for short-reach data center applications. This transceiver is intended for direct installation on the network interface card (NIC) side. Typically, IT professionals deploying high-speed interconnects within data centers use this transceiver to connect switches, servers, or storage devices where multi-mode fiber is employed. The flat-top design facilitates efficient use of space in dense networking environments. Key Features 400GbE Ethernet speed via QSFP112 interface Single-port transceiver for NIC-side use Multi-mode fiber support with 50m maximum reach Flat-top form factor for compact installation Designed for short distance links within data centers This transceiver provides a standardized physical layer option for 400GbE networking over multi-mode fiber. Its form factor and interface align with common server and switch NIC designs, supporting reliable short-range connectivity. It fits into environments where space and fiber type constraints exist, enabling consistent high-speed data transmission.

Use Cases
This transceiver is typically used in data center environments requiring high-speed 400Gb Ethernet connectivity over multi-mode fiber. It suits deployments involving short reach connections between servers, switches, or storage within racks or adjacent racks. Network administrators and system integrators benefit from its compact design and standard interface. How It's Used: Connecting servers to top-of-rack switches over multi-mode fiber within 50 meters Establishing short-reach links between storage arrays and compute nodes Deploying high-bandwidth interconnects in dense data center racks Upgrading existing 400GbE NICs that require QSFP112 flat-top transceivers Facilitating multi-mode fiber optic network deployments in enterprise data centers Its role is to provide standardized physical connectivity meeting 400GbE speeds over short distances. The form factor and fiber compatibility make it a practical choice for environments with specific space and cabling requirements.

FAQ's
What fiber type does the P89423-B21 support? The P89423-B21 supports multi-mode fiber, designed for use with OM4 or OM5 fiber types within data centers. What is the maximum reach of this transceiver? It supports a maximum transmission distance of 50 meters over multi-mode fiber, suitable for short-reach connections. Which interface does the P89423-B21 use? This transceiver uses the QSFP112 interface, which supports 400GbE Ethernet speeds in a single-port configuration. Is the P89423-B21 designed for NIC or switch side installation? The transceiver is optimized for NIC-side installation, enabling direct connection on network interface cards. What form factor does this HPE transceiver have? It features a flat-top form factor, which is compact and suitable for dense data center deployments. Can this transceiver be used for long-distance links? No, it is intended for short-reach links up to 50 meters and is not suitable for long-distance connectivity.

P89423-B21 HPE 400GbE QSFP112 1-Port Multi-Mode 50m Transceiver

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases

FAQ's