Alternative to CRS-MSC-40G-B: Better-Value Equivalents in Stock
Comparing the CRS-MSC-40G-B (CRS-MSC-40G-B - Cisco Modular Services Card 40) 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 CRS-MSC-40G-B
| SKU | CRS-MSC-40G-B |
|---|---|
| Product | CRS-MSC-40G-B - Cisco Modular Services Card 40 |
| Stock status | In Stock |
| Detail page | View CRS-MSC-40G-B › |
Alternatives to CRS-MSC-40G-B
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.
MA-CBL-40G-1M - Cisco 1M Compatible 40G QSFP+ Direct Attach Copper Cable
SKU: MA-CBL-40G-1M
Price: $168.45
UCSB-MLOM-40G-01 - Cisco UCS 1240 4-Port 10GB Virtual Interface Card
SKU: UCSB-MLOM-40G-01
Price: $206.32
UCSB-MLOM-40G-03 - Cisco UCS Virtual Interface Card 1340 Network Adapter
SKU: UCSB-MLOM-40G-03
Price: $211.00
Cisco Services SPA Carrier 400 - Expansion module - for Cisco 7603, 7604, 7606, 7609, 7613; Catalyst 6503
SKU: 7600-SSC-400
Price: $232.82
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
Cisco FET-40G 40Gb/s 40GBase-SR4 Multi-Mode 150m 850nm MPO QSFP+ Transceiver Module Spare
SKU: FET-40G
Price: $140.36
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
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.