STARTECH.COM QSFP-40G-ESR4-ST
QSFP+ - 1 x LC 40GBase-SR4 Network - MSA UNCODED Compatible QSFP+ - 40GBASE-SR4
Key facts
- Part number
- QSFP-40G-ESR4-ST
- Brand
- STARTECH.COM
- Category
- Transceivers
- Price
- AUD 622.59≈ USD 437 Reference price (RRP)
- Availability
- On request — ask for a quote
Overview
The QSFP-40G-ESR4-ST is an MSA compatible fiber transceiver module that has been designed, programmed and tested to work with MSA 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 300 m (984 ft).
Technical Specifications:
- Wavelength: 850nm
- Maximum Data Transfer Rate: 40 Gbps
- Type: Multi Mode Fiber
- Connection Type: MPO
- Maximum Transfer Distance: 300 m (984 ft)
- MTBF: 498,745,585 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.
- 40Gigabit Ethernet - Designed to provide high-performance Ethernet connection while minimizing power and CPU cycles' utilization
- Typically used for short distance, multi-mode fibre optic is ideal to carry data and transmit audio/video applications within a building
- Optical fibre cable compatible - Spans afar and provides speedy data transmission rates between servers and network components
- With 40GBase-SR4 technology, enjoy up to 40Gbps data transfer rate over optical fibre cable
Specifications
General
- Total Number of Ports
- 1
- Product Type
- QSFP+
Manufacturer Website Address
- Product Model
- QSFP-40G-ESR4-ST
- Product Name
- MSA Compliant QSFP+ Transceiver Module - 40GBase-SR4
- Compatibility
- MSA Compliant
- Application/Usage
- Optical Network
Data Networking
- Network Technology
- 40GBase-SR4
- Media Type Supported
- Optical Fiber
- Fiber Mode Supported
- Multi-mode
Reference price history
Recorded reference and list prices over time. Not Prology selling prices.
- Latest
- AUD 622.59≈ USD 437
- Oct 2026
- Lowest recorded
- AUD 622.59≈ USD 437
- Highest recorded
- AUD 622.59≈ USD 437
- Recorded
- 2026
- 1 price point
AUD 622.59 rrp, recorded
Buy or sell STARTECH.COM QSFP-40G-ESR4-ST
Buying STARTECH.COM transceivers
Looking to buy the STARTECH.COM QSFP-40G-ESR4-ST or a compatible transceiver? Prology supplies new, refurbished and used STARTECH.COM transceivers in Australia and the United States. Send the part number and quantity for a firm price.
Selling STARTECH.COM transceivers
Have a spare or decommissioned QSFP-40G-ESR4-ST? Prology buys used and surplus STARTECH.COM transceivers — single units or whole lots — and replies with an offer within 1 business day. Sell your QSFP-40G-ESR4-ST.
- What is the STARTECH.COM QSFP-40G-ESR4-ST?
- The STARTECH.COM QSFP-40G-ESR4-ST is a STARTECH.COM transceiver – QSFP+ - 1 x LC 40GBase-SR4 Network - MSA UNCODED Compatible QSFP+ - 40GBASE-SR4 40 Gbps.
- How much does the STARTECH.COM QSFP-40G-ESR4-ST cost?
- The reference price on record is AUD 622.59 (Oct 2026). It is a reference figure, not a selling price — ask Prology for a firm quote.
- Where can I buy the STARTECH.COM QSFP-40G-ESR4-ST?
- It is not listed on the Prology store yet. Prology sources STARTECH.COM transceivers on request — request a quote and we reply with a firm price and lead time within 1 business day.
- Can I sell a used STARTECH.COM QSFP-40G-ESR4-ST?
- Yes. Prology buys used and surplus STARTECH.COM transceivers, including the QSFP-40G-ESR4-ST. Get an offer — sell outright or trade in against your next order.
Request a quote for QSFP-40G-ESR4-ST
Tell us the quantity and condition you need. Prology replies with a firm price and lead time within 1 business day.