Cisco QSFP-40G-ER4=
QSFP 40GBASE-ER4 TRANSCEIVER MODULE LC 40KM
Key facts
- Part number
- QSFP-40G-ER4=
- Brand
- Cisco
- Category
- Transceivers
- Price
- AUD 107,587.16≈ USD 75,552 Reference price (RRP)
- Availability
- On request — ask for a quote
Overview
QSFP 40GBASE-ER4 TRANSCEIVER MODULE LC 40KM
The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 Gigabit Ethernet connectivity options for data center, high-performance computing networks, enterprise core and distribution layers, and service provider applications.
- 40 Gigabit Ethernet for efficient data transfer and fast connectivity
- With a single wavelength of light, the single mode fibre optic can carry data and transmit audio/video applications over miles of distance
- Supports optical fibre cable for durable performance, minimal signal loss, and fast data transfers to greater distances
- With 40GBase-ER4 technology, enjoy up to 40Gbps data transfer rate over optical fibre cable
Specifications
General
- Total Number of Ports
- 1
- Compatibility
- MSA Compliant
- Application/Usage
- Data Networking
Optical Network
- Product Type
- QSFP
Manufacturer Website Address
- Manufacturer
- Cisco Systems, Inc
- Product Name
- 40GBASE-ER4 Module for SMF with OTU-3 Data-Rate Support
- Brand Name
- Cisco
- Network Technology
- 40GBase-ER4
- Maximum Data Transfer Rate
- 40
- Media Type Supported
- Optical Fiber
- Fiber Mode Supported
- Single-mode
- Weight (Approximate)
- 100 g
- Height
- 13.5 mm
- Width
- 18.4 mm
- Depth
- 72.4 mm
Reference price history
Recorded reference and list prices over time. Not Prology selling prices.
- Latest
- AUD 107,587.16≈ USD 75,552
- Oct 2026
- Lowest recorded
- AUD 107,587.16≈ USD 75,552
- Highest recorded
- AUD 107,587.16≈ USD 75,552
- Recorded
- 2026
- 1 price point
AUD 107,587.16 rrp, recorded
Buy or sell Cisco QSFP-40G-ER4=
Buying Cisco transceivers
Looking to buy the Cisco QSFP-40G-ER4= or a compatible transceiver? Prology supplies new, refurbished and used Cisco transceivers in Australia and the United States. Send the part number and quantity for a firm price.
Selling Cisco transceivers
Have a spare or decommissioned QSFP-40G-ER4=? Prology buys used and surplus Cisco transceivers — single units or whole lots — and replies with an offer within 1 business day. Sell your QSFP-40G-ER4=.
- What is the Cisco QSFP-40G-ER4=?
- The Cisco QSFP-40G-ER4= is a Cisco transceiver – QSFP 40GBASE-ER4 TRANSCEIVER MODULE LC 40KM.
- How much does the Cisco QSFP-40G-ER4= cost?
- The reference price on record is AUD 107,587.16 (Oct 2026). It is a reference figure, not a selling price — ask Prology for a firm quote.
- Where can I buy the Cisco QSFP-40G-ER4=?
- It is not listed on the Prology store yet. Prology sources Cisco 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 Cisco QSFP-40G-ER4=?
- Yes. Prology buys used and surplus Cisco transceivers, including the QSFP-40G-ER4=. Get an offer — sell outright or trade in against your next order.
Request a quote for QSFP-40G-ER4=
Tell us the quantity and condition you need. Prology replies with a firm price and lead time within 1 business day.