Alternative to QSFP-40GD-SX: Better-Value Equivalents in Stock
Comparing the QSFP-40GD-SX (QSFP-40GD-SX - Gigatech MRV 40Gbps 40GBase-SR Multi-mode Fiber 150m 850nm QSFP+ Transceiver Module) against alternatives? Pro Disk Network stocks 12 similar 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-40GD-SX
| SKU | QSFP-40GD-SX |
|---|---|
| Product | QSFP-40GD-SX - Gigatech MRV 40Gbps 40GBase-SR Multi-mode Fiber 150m 850nm QSFP+ Transceiver Module |
| Current price | $359.66 |
| Stock status | In Stock |
| Detail page | View QSFP-40GD-SX › |
Alternatives to QSFP-40GD-SX
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.
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
FTL410QE3C-FB - Finisar QSFP-40G-SR4 850nm 150m 40Gb/s Multi-Mode Fiber MTP/MPO QSFP+ Transceiver Module
SKU: FTL410QE3C-FB
Price: $125.86
GP-QSFP-40GE-1SR - Force10 40Gb/s 40GBase-X Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module
SKU: GP-QSFP-40GE-1SR
Price: $156.78
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-ISR4 - Huawei 40Gbps 40GBase-ISR4 Multi-mode Fiber 150m 850nm MPO Connector QSFP+ Optical Transceiver Module
SKU: QSFP-40G-ISR4
Price: $281.43
40GB-SR4-QSFP - Enterasys 40Gbps 40GBase-SR Multi-mode Fiber 150m 850nm QSFP+ Transceiver Module
SKU: 40GB-SR4-QSFP
Price: $505.45
QSFP-40G-SR-ACC - Accortec 40Gb/s 40GBase-SR4 Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module for Alcatel-Lucent Compatible
SKU: QSFP-40G-SR-ACC
Price: $660.95
40GB-SR4-QSFP-ACC - Accortec 40Gb/s 40GBase-SR4 Multi-Mode Fiber 150m 850nm MPO Connector QSFP+ Transceiver Module
SKU: 40GB-SR4-QSFP-ACC
Price: $725.33
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.