Alternative to FWLF-1631-27: Better-Value Equivalents in Stock
Comparing the FWLF-1631-27 (FWLF-1631-27 - Finisar 2.7Gbps DWDM Single-mode Fiber 80km 1555.75nm SFP 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 FWLF-1631-27
| SKU | FWLF-1631-27 |
|---|---|
| Product | FWLF-1631-27 - Finisar 2.7Gbps DWDM Single-mode Fiber 80km 1555.75nm SFP Transceiver Module |
| Current price | $1,222.64 |
| Stock status | In Stock |
| Detail page | View FWLF-1631-27 › |
Alternatives to FWLF-1631-27
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.
FWLF1634RL27 - Finisar 4.25Gbps 1000Base-ZX DWDM Single-mode Fiber 80km 1555.75nm Duplex LC Connector SFP Transceiver Module
SKU: FWLF1634RL27
Price: $1,826.84
1442707G1 - ADTRAN 2.5Gb/s 1000Base-DWDM Single-Mode Fiber 80km 1560.61nm DWDM LC Connector SFP Transceiver Module
SKU: 1442707G1
Price: $6,120.72
FTLX3613M327 - Finisar 10Gbps 10GBase-DWDM Single-mode Fiber 40km 1555.75nm Duplex LC Connector XFP Transceiver Module
SKU: FTLX3613M327
Price: $5,919.25
10-2327-02 - Cisco Single-mode 10Gbps 10GBase-DWDM OC-192/STM-64 Fiber 80km 1546.92nm Duplex LC Connector XFP Transceiver Module
SKU: 10-2327-02
Price: $839.17
GP-XFP-W27-ACC - Accortec 10Gbps 10GBase-DWDM Single-mode Fiber 80km 1555.75nm Duplex LC Connector XFP Transceiver Module
SKU: GP-XFP-W27-ACC
Price: $2,998.78
10-2527-01 - Cisco 4Gbps 4GBase-DWDM Fibre Channel Single-mode Fiber 80km 1545.32nm LC Connector SFP Transceiver Module
SKU: 10-2527-01
Price: $4,234.61
1442707G2 - ADTRAN 2.5Gb/s 1000Base-DWDM Single-Mode Fiber 80km 1559.79nm LC Connector SFP Transceiver Module
SKU: 1442707G2
Price: $6,120.72
1442707G17 - ADTRAN 2.5Gb/s 2.5GBase-DWDM Single-Mode Fiber 80km 1547.72nm Duplex LC Connector SFP Transceiver Module
SKU: 1442707G17
Price: $6,120.83
1442707G26 - ADTRAN 2.5Gb/s 2.5GBase-DWDM Single-Mode Fiber 80km 1540.56nm LC Connector SFP Transceiver Module
SKU: 1442707G26
Price: $6,120.83
1442707G27 - ADTRAN 2.5Gb/s 2.5GBase-DWDM Single-Mode Fiber 80km 1539.77nm LC Connector SFP Transceiver Module
SKU: 1442707G27
Price: $6,120.83
1442707G19 - ADTRAN 2.5Gb/s 2.5GBase-DWDM Single-Mode Fiber 80km 1546.12nm Duplex LC Connector SFP Transceiver Module
SKU: 1442707G19
Price: $6,120.83
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.