Alternative to TN-GLC-ZX-SM-12: Better-Value Equivalents in Stock
Comparing the TN-GLC-ZX-SM-12 (TN-GLC-ZX-SM-12 - Transition 1Gbps 1000Base-LX 1550nm Single-mode (Lc) 120km/74.6 Mi 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 TN-GLC-ZX-SM-12
| SKU | TN-GLC-ZX-SM-12 |
|---|---|
| Product | TN-GLC-ZX-SM-12 - Transition 1Gbps 1000Base-LX 1550nm Single-mode (Lc) 120km/74.6 Mi SFP Transceiver Module |
| Current price | $1,110.09 |
| Stock status | In Stock |
| Detail page | View TN-GLC-ZX-SM-12 › |
Alternatives to TN-GLC-ZX-SM-12
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.
TN-GLC-BX-U-120 - Transition 1Gbps 1000Base-BX 1490nm Tx/1550nm Rx Single-mode Fiber (Lc) 120km/74.6 Mi SFP Transceiver Module
SKU: TN-GLC-BX-U-120
Price: $3,025.22
TN-GLC-BX-D-120 - Transition 1Gbps 1000Base-BX 1550nm Tx/1490nm Rx Single-mode Fiber (Lc) 120km/74.6 Mi SFP Transceiver Module
SKU: TN-GLC-BX-D-120
Price: $3,025.22
CWDM-SFP-1550-120KM - Cisco 1Gbps 1000Base-CWDM Fibre Channel Single-mode Fiber 120km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: CWDM-SFP-1550-120KM
Price: $598.36
TN-SFP-LX12 - Transition Network 1Gb/s 1000Base-LX Single-Mode 120km 1550nm LC Connector SFP Transceiver Module
SKU: TN-SFP-LX12
Price: $522.74
X2-10GB-ZR-120KM - Cisco 10Gbps 10GBase-ZR Single-Mode Fibre 120km 1550nm Duplex SC Connector X2 Transceiver Module
SKU: X2-10GB-ZR-120KM
Price: $1,724.57
TN-SFP-OC3S12 - Transition 100Mbps 100Base-FX/OC-3 Single-mode Fiber 1550nm SM (LC) 120km/74.6 mi Transceiver Module
SKU: TN-SFP-OC3S12
Price: $1,699.33
DWDM-SFP-5575-120KM - Cisco 1Gbps 1000Base-DWDM Single-mode Fiber 120km 1555.75nm Duplex LC Connector SFP Transceiver Module
SKU: DWDM-SFP-5575-120KM
Price: $1,070.49
TN-GB-SM512 - Transition 1000Base-ZX GBIC Single-mode (SC) 120km 1550nm Transceiver Module
SKU: TN-GB-SM512
Price: $548.63
TN-GLC-FE-100BX-U-20 - Transition 100Base-BX 1310nm Tx/1550nm Rx Single Fiber (Lc) Sm 20km/12.4 Mi SFP Transceiver Module
SKU: TN-GLC-FE-100BX-U-20
Price: $585.20
TN-GLC-FE-100BX-D-20 - Transition 100Base-BX 1550nm Tx/1310nm Rx Single Fiber (Lc) Sm 20km/12.4 Mi SFP Transceiver Module
SKU: TN-GLC-FE-100BX-D-20
Price: $585.20
SFP-GE-S120K-ACC - Accortec 1.25Gb/s 1000Base-EZX Single-Mode Fiber 120km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: SFP-GE-S120K-ACC
Price: $302.21
SFP-GD-EZX - Gigatech MRV 1000Base ZXL 120km 1550nm SFP Transceiver Module
SKU: SFP-GD-EZX
Price: $367.03
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.