Range/Series Overview
IMPORTANT: This Range/Series overview section describes the range of which this product belongs. Features of different versions might be mentioned and may not apply to the specific product on this page. Please view Specs for specification of product.
40 Gbps | Single Mode Fiber | LC | 2 km (1.2 mi) | Lifetime Warranty. The WSP-Q40GLR4L-ST is a Cisco WSP-Q40GLR4L compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco brand switches and routers. It delivers dependable 10 GbE connectivity over fiber cable, for 10GBase-LR4 compliant networks, with a maximum distance of up to 2 km (1.2 mi).
Technical Specifications:
Wavelength: 1270nm to 1330nm
Maximum Data Transfer Rate: 40 Gbps
Type: Single Mode
Connection Type: LC Connector
Maximum Transfer Distance: 2 km (1.2 mi)
MTBF: 95,832,027 hours
Power Consumption: Low power consumption
Digital Diagnostics Monitoring (DDM): Yes
This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.
StarTech.com SFPs
All StarTech.com SFP & SFP+ transceiver modules are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of SFP modules and direct-attach SFP cables, providing the convenience and reliability you need to ensure dependable network performance.
Specification Summary
Product Description
Startech Cisco WSP-Q40GLR4L Compatible QSFP+ Module, 40GBASE-LR4, 40GbE Single Mode (SMF) Fiber SMF Transceiver, 40 Gigabit Ethernet LC 2km, 1270 to 1330nm, DDM, Cisco Firepower C9300 - Lifetime Warranty (WSP-Q40GLR4L-ST) - QSFP+ transceiver module - 40GbE
Device Type
QSFP+ transceiver module - LC single-mode
Form Factor
Plug-in module
Data Transfer Rate
40 Gbps
Optical Wave Length
1270-1330 nm
Max Transfer Distance
2 km
OEM Manufacturer Equivalent Part Number
Cisco WSP-Q40GLR4L
Dimensions (WxDxH)
12.2 cm x 1.83 cm x 0.85 cm
Manufacturer Warranty
Limited lifetime warranty