What is the form factor of the WSP-Q40GLR4L-ST?

The form factor of the WSP-Q40GLR4L-ST is a plug-in module.

How do I install the WSP-Q40GLR4L-ST transceiver module?

To install the WSP-Q40GLR4L-ST, insert the module into the appropriate QSFP+ slot on your compatible Cisco device. Ensure the device is powered off during installation for safety.

What type of warranty or support is available for this product?

Warranty and support details should be confirmed with Bizgram or the manufacturer documentation.

What is the condition of the WSP-Q40GLR4L-ST transceiver module?

The condition should be confirmed with Bizgram or the manufacturer documentation.

What type of cabling is required for the WSP-Q40GLR4L-ST?

The WSP-Q40GLR4L-ST requires 40GBase-IR4 cabling for optimal performance.

What is the maximum data transfer rate of the WSP-Q40GLR4L-ST?

The maximum data transfer rate of the WSP-Q40GLR4L-ST is 40 Gbps.

Is there any specific OS or firmware required for the WSP-Q40GLR4L-ST?

Specific OS or firmware requirements should be confirmed with Bizgram or the manufacturer documentation.

What accessories are included with the WSP-Q40GLR4L-ST?

Box contents and accessories should be confirmed with Bizgram or the manufacturer documentation.

What is the maximum transfer distance for the WSP-Q40GLR4L-ST?

The maximum transfer distance for the WSP-Q40GLR4L-ST is 2 km.

Product image for reference

Startech.Com

Startech.Com QSFP+ - Cisco WSP-Q40GLR4L Compatible StarTech.com WSP-Q40GLR4L-ST QSFP+ - 1 x LC 40GBase-IR4 Network - 1 - For Optical Network, Data Networking - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-IR4 - Hot-swappable

Name: Startech.Com QSFP+ - Cisco WSP-Q40GLR4L Compatible StarTech.com WSP-Q40GLR4L-ST QSFP+ - 1 x LC 40GBase-IR4 Network - 1 - For Optical Network, Data Networking - Optical Fiber - Single-mode - 40 Gigabit Ethernet - 40GBase-IR4 - Hot-swappable
Brand: Startech.Com
SKU: WSP-Q40GLR4L-ST

SKU / ModelWSP-Q40GLR4L-ST

Estimated SGD PriceS$1,034.21

Bizgram availabilityCan be Pre-Ordered

Estimated price is indicative and may change with daily market and supply fluctuations. For the latest confirmed price and availability, please WhatsApp us, email our sales team, or use the Contact Us form.

Catalogue updated: 21 Oct 2026, 10:50 PM

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Product information

StarTech.com Cisco WSP-Q40GLR4L Compatible QSFP+ Module, 40GBASE-LR4,(WSP-Q40GLR4L-ST)

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.

SPECIFICATIONS

Device Type

QSFP+ transceiver module

Form Factor

Plug-in module

Connectivity Technology

Wired

Cabling Type

40GBase-IR4

Data Link Protocol

40GbE

Data Transfer Rate

40 Gbps

Optical Wave Length

1270-1330 nm

Max Transfer Distance

2 km

Features

Digital Diagnostics Monitoring (DDM)

Bizgram product details

Bizgram catalogue

Vendor part number

WSP-Q40GLR4L-ST

UPC

65030886017

Manufacturer

Startech.Com

Specifications

Vendor Part Number

WSP-Q40GLR4L-ST

UPC

65030886017

Manufacturer

Startech.Com

Frequently asked questions

Answers are reference guidance. Verify final technical and commercial details with Bizgram.

Yes, the WSP-Q40GLR4L-ST is designed, programmed, and tested to be compatible with Cisco brand switches and routers.

Open dedicated FAQ page →

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Reference-content notice

Product descriptions, images, specifications and FAQs may be imported or AI-assisted. All brand names, logos and product information belong to their respective owners. Bizgram does not accept liability for inaccuracies or decisions based solely on this page. Confirm compatibility, specification, warranty, price, stock and lead time before purchase.