Name: PY7V9 Dell 25GE 850nm Short Wavelength SFP+ Transceiver
Brand: Dell
SKU: PY7V9
Price: 109.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell PY7V9 25GE 850nm Short Wavelength SFP+ Transceiver enables fast 25 Gigabit Ethernet connections over multimode fiber for short distances. It fits into SFP+ ports commonly found in data centers and enterprise networking gear, providing a straightforward way to boost network speed without major infrastructure changes.

General Information
Brand	Dell
Part Number	PY7V9

Technical Information
Form Factor	SFP28
Media	MMF
Type	VCSEL
Power Consumption	≈1.0 W typical (max ≤1.5 W)
Protocols	25GBASE-SR (IEEE 802.3by), 25GbE
Connector	LC Duplex
DOM Support	Yes

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
This Dell PY7V9 25GE SFP+ Transceiver is designed to provide fast and efficient 25 Gigabit Ethernet connectivity over short distances using multimode fiber. It's often found in data centers and enterprise environments where high-speed data transfer is critical. Built for IT professionals and network engineers, this module supports upgrading existing infrastructure without changing fiber cabling. It fits into compatible SFP+ ports, making it easy to integrate into various switches and servers. Key Features Operates at 25Gbps to handle demanding network traffic Uses an 850nm wavelength optimized for short-range multimode fiber links Compact SFP+ form factor ensures broad compatibility Supports hot-plug capability for flexible network management Complies with industry standards for reliable performance You'll typically see this transceiver deployed in high-density data center racks or enterprise network closets where short-distance, high-speed links connect switches and storage units. Its reliable performance helps maintain smooth data flow without interruption.

Use Cases
The Dell PY7V9 25GE 850nm Short Wavelength SFP+ Transceiver is typically deployed in environments requiring high-speed connectivity over short distances using multimode fiber. It is well-suited for data centers, enterprise network infrastructure, and virtualization clusters where upgrading existing SFP+ ports to 25 Gigabit Ethernet enhances bandwidth without major hardware overhauls. How It's Used: Connecting top-of-rack switches in data centers to support increased east-west traffic for virtualization workloads. Upgrading legacy 10GbE links in enterprise campus networks to 25GbE for improved application performance. Enabling high-throughput storage area networks (SANs) requiring low-latency fiber connections within server racks. Supporting high-density rack deployments in colocation facilities where short-reach multimode fiber cabling is preferred. Facilitating edge computing nodes that demand robust, low-latency connections within confined network segments. This transceiver supports operational efficiency by allowing organizations to leverage existing multimode fiber infrastructure while scaling network throughput. Its compatibility with standard SFP+ slots ensures flexible integration, helping network architects optimize performance in dense, high-traffic environments.

PY7V9 Dell 25GE 850nm Short Wavelength SFP+ Transceiver

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases