Name: QSFP-40G-SR4-ON Dell 40G QSFP+ Ethernet Short Range Transceiver OM3/OM4
Brand: Dell
SKU: QSFP-40G-SR4-ON
Price: 51.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell QSFP-40G-SR4-ON transceiver is meant for short-range 40 Gigabit Ethernet connections using multimode fiber. It fits into QSFP+ ports on compatible equipment and delivers up to 100 meters of data transmission. This device suits data center setups where high-speed, reliable links are needed over relatively short distances, helping network teams maintain fast, efficient communication channels within their infrastructure.

General Information
Brand	Dell
Part Number	QSFP-40G-SR4-ON

Technical Information
Form Factor	QSFP+
Type	VCSEL
Power Consumption	≤1.5W (typical 1.5W)
Protocols	40GBASE-SR4, 40GbE, IEEE 802.3ba
Connector	MTP/MPO
DOM Support	Yes

Physical Characteristics
Weight	5.00
Condition	Refurbished

Product Description
This Dell QSFP-40G-SR4-ON is a 40G QSFP+ Ethernet short-range transceiver designed to provide high-speed data transfer in data center and enterprise environments. It’s often found in switches and servers requiring fast interconnects over short distances. Built for network engineers and IT professionals, this module simplifies upgrading or maintaining 40G Ethernet links using multimode fiber. Its hot-pluggable design makes installation straightforward without downtime. Key Features Supports 40G Ethernet over multimode fiber with OM3 and OM4 compatibility Enables data transmission distances up to 100 meters Complies with QSFP+ MSA standards for broad hardware compatibility Lower power consumption compared to older models Simple integration into existing 40G networks This transceiver is typically deployed in data centers connecting switches and servers within racks or across short spans. It helps maintain efficient, high-bandwidth connections where longer-range optics aren’t necessary. By using this module, organizations can ensure reliable 40G links that support modern applications with heavy data traffic without adding complex setup requirements.

Use Cases
The Dell QSFP-40G-SR4-ON transceiver is commonly deployed in high-density data center environments where rapid and reliable short-range connectivity is critical. IT teams managing large-scale virtualization platforms or storage clusters benefit from its ability to deliver stable 40GbE links within rack or adjacent rack setups. How It's Used: Connecting top-of-rack switches to aggregation layers in enterprise data centers to support high-throughput workloads. Facilitating communication between storage area networks (SANs) and compute nodes in clustered server environments. Enabling high-speed interconnects for virtualization hosts requiring low-latency, short-range fiber links. Deploying in campus network cores where multimode fiber cabling is used to maintain 40GbE performance across moderate distances. Supporting edge computing installations that demand scalable bandwidth within constrained physical layouts. This transceiver aids operational efficiency by providing a reliable, high-bandwidth connection option that integrates seamlessly into existing multimode fiber infrastructures. Its compatibility with common data center hardware ensures scalability and minimizes downtime during network upgrades or expansions.

QSFP-40G-SR4-ON Dell 40G QSFP+ Ethernet Short Range Transceiver OM3/OM4

Product Overview

General Information

Technical Information

Physical Characteristics

Product Description

Use Cases