Alternative to DFM-315GT: Better-Value Equivalents in Stock
Comparing the DFM-315GT (DFM-315GT - D-Link 1Gbps 1000Base-ZX Single-mode Fiber 70Km 1550nm LC Connector 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 DFM-315GT
| SKU | DFM-315GT |
|---|---|
| Product | DFM-315GT - D-Link 1Gbps 1000Base-ZX Single-mode Fiber 70Km 1550nm LC Connector SFP Transceiver Module |
| Current price | $272.00 |
| Stock status | In Stock |
| Detail page | View DFM-315GT › |
Alternatives to DFM-315GT
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.
QFX-SFP-1GE-LH-ACC - Accortec 1Gb/s 1000Base-ZX Single-Mode Fiber 70km 1550nm LC Connector SFP Transceiver Module for Juniper Networks Compatible
SKU: QFX-SFP-1GE-LH-ACC
Price: $282.07
15454-SFP-LC-ZX - Cisco 1Gbps 1000Base-ZX Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: 15454-SFP-LC-ZX
Price: $512.99
45W2817-ACC - Accortec 1.25Gbps 1000GBase-LH Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: 45W2817-ACC
Price: $125.38
45W2817AO - AddOn 1.25Gbps 1000GBase-LH Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: 45W2817AO
Price: $129.28
GLC-ZX-SM-C - Cisco 1Gbps 1000Base-ZX Single-Mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: GLC-ZX-SM-C
Price: $140.79
45W4742 - IBM 1.25Gbps 1000Base-LH Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: 45W4742
Price: $148.13
JD496A - HP 1Gbps 1000Base-ZX Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: JD496A
Price: $148.13
45W2817 - IBM 1.25Gbps 1000GBase-LH Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: 45W2817
Price: $148.13
E1MG-LHA - Foundry 1Gbps 1000Base-ZX Single-mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: E1MG-LHA
Price: $149.45
GLC-ZX-SMD - Cisco 1Gb/s 1000BASE-ZX Single-Mode Fiber 70km 1550nm Duplex LC Connector SFP Transceiver Module
SKU: GLC-ZX-SMD
Price: $153.26
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.