P
STARTECH.COM

STARTECH.COM QSFP40GSR4ST

QSFP+ - 1 x LC Duplex 40GBase-SR4 Network - 1 Pack - For Data Networking

MPNQSFP40GSR4STTransceiversUpdated

Key facts

Part number
QSFP40GSR4ST
Brand
STARTECH.COM
Category
Transceivers
Price
AUD 361.89≈ USD 253 RRP
Availability
On request — ask for a quote

The STARTECH.COM QSFP40GSR4ST is a transceiver listed in the Prology Parts Index. RRP AUD 361.89≈ USD 253 (Oct 2026). Request a quote for volume pricing, or sell us your used transceivers.

Overview

The QSFP40GSR4ST is a Cisco QSFP-40G-SR4 compatible fiber transceiver module that has been designed, programmed and tested to work with Cisco™ brand switches and routers. It delivers dependable 40 GbE connectivity over fiber cable, for 40GBASE-SR4 compliant networks, with a maximum distance of up to 150 m (492 ft).

Technical Specifications:

  • Wavelength: 850nm
  • Maximum Data Transfer Rate: 40 Gbps
  • Type: Multi Mode Fiber
  • Connection Type: MPO Connector
  • Maximum Transfer Distance: 150 m (492 ft)
  • MTBF: 1,649,326 hours
  • Power Consumption: Less than 0.7 Watts
  • Digital Diagnostics Monitoring (DDM): Yes

This QSFP+ fiber module is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.

  • 40 Gigabit Ethernet for efficient data transfer and fast connectivity
  • Typically used for short distance, multi-mode fibre optic is ideal to carry data and transmit audio/video applications within a building
  • Supports optical fibre cable for durable performance, minimal signal loss, and fast data transfers to greater distances
  • With 40GBase-SR4 technology, enjoy up to 40Gbps data transfer rate over optical fibre cable

Specifications

General

Total Number of Ports
1
Compatibility
MSA Compliant Cisco Firepower Switches: ASR1000 ASR9000 C9300 C3850
Product Type
QSFP+

Manufacturer Website Address

Product Name
Cisco QSFP-40G-SR4 Compatible QSFP+ Transceiver Module - 40GBASE-SR4
Application/Usage
Data Networking

Optical Network

Network Technology
40GBase-SR4
Media Type Supported
Optical Fiber
Fiber Mode Supported
Multi-mode
Weight (Approximate)
31.2 g
Height
12.7 mm
Width
17.8 mm
Depth
71.1 mm

Price history

Latest
AUD 361.89≈ USD 253
Oct 2026
Lowest recorded
AUD 361.89≈ USD 253
Highest recorded
AUD 361.89≈ USD 253
Recorded
2026
1 price point

AUD 361.89 rrp, recorded

Why buy from Prology

  • Tested before dispatchEvery item is checked by our technicians before it ships.
  • Warranty includedParts are covered by a Prology warranty – ask us for the terms.
  • Fast shippingDispatched from our Australian and US locations.
  • Real people, quick repliesQuotes and answers within 1 business day.

Request a quote for QSFP40GSR4ST

Tell us the quantity and condition you need. Prology replies with a firm price and lead time within 1 business day.

Replies within 1 business day. Your details are used only to answer this request — privacy.

More STARTECH.COM Transceivers

All STARTECH.COM parts starting with “Q” · All STARTECH.COM part numbers

We buy it

Have this part spare? We buy it

Prology buys used and surplus transceivers – including QSFP40GSR4ST. Sell outright or trade in against your next order. Offer within 1 business day.