Alternative to QSFP-40G-LR4: Better-Value Equivalents in Stock
Comparing the QSFP-40G-LR4 (Cisco QSFP-40G-LR4 40GBase-LR4 QSFP+ Transceiver) against alternatives? Pro Disk Network stocks 12 similar Cisco parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the QSFP-40G-LR4
| SKU | QSFP-40G-LR4 |
|---|---|
| Product | Cisco QSFP-40G-LR4 40GBase-LR4 QSFP+ Transceiver |
| Current price | $2,197.79 |
| Stock status | In Stock |
| Detail page | View QSFP-40G-LR4 › |
Alternatives to QSFP-40G-LR4
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
QSFP-H40G-AOC7M - Cisco QSFP 40G Active Optical Cable 7m - QSFP-H40G-AOC7M
SKU: QSFP-H40G-AOC7M
Price: $449.70
Cisco QSFP-40G-SR4 40Gb/s 40GBase-SR4 Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module Spare
SKU: QSFP-40G-SR4
Price: $63.14
10-2672-01 - Cisco Multi-mode QSFP-40G-SR4 850nm 150m 40Gb/s Fiber MTP/MPO QSFP+ Transceiver Module
SKU: 10-2672-01
Price: $79.66
QSFP-40G-CSR4 - Cisco 40Gb/s 40GBase-CSR4 Multi-Mode Fiber 400m 850nm MTP/MPO Connector QSFP+ Transceiver Module
SKU: QSFP-40G-CSR4
Price: $140.36
Cisco QSFP-40G-SR4-S Multi-Mode 40Gbps 40GBase-SR4 Fiber 150m 850nm MTP/MPO Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR4-S
Price: $164.11
QSFP-40G-SR - Cisco 40Gb/s 40GBase-SR4 Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR
Price: $172.16
QSFP-40G-SR4-RF - Cisco 40Gb/s 40GBase-SR4 Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR4-RF
Price: $188.30
QSFP-40G-SR4-S-RF - Cisco Multi-Mode 40Gbps 40GBase-SR4 Fiber 150m 850nm MTP/MPO Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR4-S-RF
Price: $232.84
QSFP-40G-SR-BD-RF - Cisco 40Gb/s 40GBase-SR Multi-Mode Fiber Duplex LC Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR-BD-RF
Price: $253.75
Cisco QSFP-40G-SR-BD Multi-mode 40Gbps 40GBase-SR4 Fiber 100m 850nm Duplex LC Connector QSFP+ Transceiver Module
SKU: QSFP-40G-SR-BD
Price: $259.26
Cisco QSFP-40G-ER4 Single-mode 40Gbps 40GBase-ER4 Fiber 40km 1310nm Duplex LC Connector QSFP+ Transceiver Module
SKU: QSFP-40G-ER4
Price: $309.89
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.