HP 661685-001 Fdr/Ethernet 10gb/40GB 2p 544qsfp

Overview

The HP 661685-001 is a high-performance dual port QSFP+ transceiver designed for data center and enterprise networking environments. It supports both 10Gb Ethernet and 40Gb Ethernet over fiber, providing flexible bandwidth scaling while maintaining low latency and power efficiency. This module is ideal for servers, switches, and storage systems that require reliable, high-speed connections in a compact form factor.

Key Features

• Dual port QSFP+ design enables two independent 10GbE links or a single 40GbE link
• Supports FDR (Fourteen Data Rate) optical transmission for extended reach up to 200 meters on multimode fiber
• Hot-plug capable for seamless upgrades and maintenance without system downtime
• Low power consumption helps reduce overall data center energy costs
• Compliant with industry standards including IEEE 802.3ba and 802.3bj

Technical Specifications

• Model/Part Number: 661685-001
• Form factor: QSFP+ (2.5 x 1.35 inches)
• Supported data rates: 10GbE per lane or 40GbE aggregate
• Optical interface: LC duplex connectors
• Wavelength: 850 nm for multimode fiber
• Maximum operating temperature: 70 degrees C
• Power draw: typical 3.5 watts per module
• Compliance: RoHS, FCC Part 15 Class B

Applications

• High-performance computing clusters that demand fast interconnects
• Enterprise data center aggregation and core layers
• Storage area networks (SAN) requiring high throughput and low latency
• Cloud service providers scaling bandwidth for virtualized workloads
• Telecommunications infrastructure supporting 40GbE backbone links

This HP QSFP+ transceiver delivers the versatility and reliability needed to future-proof your network while simplifying cabling and management.