Out of stock
  • $210.00
  • Free 30-day Returns
Most customers receive within 5-7 days.
Price alert
Shop it at NeweggBusiness.

Meet Your Seller

HP JG661A Compatible QSFP+ Module - 40GBase-LR4 Fiber Optical Transceiver (JG661A-ST)

  • 100% Compatibility with HP JG661A guaranteed
  • StarTech.com SFP modules are backed by a lifetime warranty
  • Meets or exceeds OEM specifications and Multi-Source Agreement (MSA) industry standards
  • Low power consumption of > 1.3W
  • Hot-swappable with fiber-optic modules
+
+
Specs
Reviews
avatar

Any questions? Our AI beta will help you find out quickly.

Learn more about the STARTECH JG661A-ST

Model
Brand StarTech.com
Model JG661A-ST
Details
Device Type QSFP+ Transceiver Module
Wavelength 850nm
Fiber Cable Multi-mode Optical Fiber
Ports 40GBase-LR4
Max Distance 300 m (984 ft)
Transfer Rate 40 Gbps
Features
Feature Compatible Brand: HP
Wavelength: 850nm
Maximum Data Transfer Rate: 40 Gbps
Type: Multi Mode Fiber
Connection Type: MPO Connector
Maximum Transfer Distance: 300 m (984 ft)
MTBF: 244,610,583 hours
Power Consumption: < 1.3W
Digital Diagnostics Monitoring (DDM): Yes

The JG661A-ST is a HP JG661A compatible fiber transceiver module that has been designed, programmed and tested to work with HP brand switches and routers. It delivers dependable 40 GbE connectivity over fiber cable, for 40GBase-LR4 compliant networks, with a maximum distance of up to 300 m (984 ft).

This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.
Dimensions & Weight
Dimensions 0.33" x 0.72" x 4.80"
Weight 0.11 lbs.
Package Contents
Package Contents 1 x QSFP+ Transceiver
Additional Information
First Listed on Newegg January 19, 2026

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
  • Read full details
  • CONTACT

Return Policies

Manufacturer Contact Info

LOADING...