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DFE-852
D-Link 1 port 100Base-TX to 100Base-FX 100M Ethernet photoel...
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
DFE-852 is a QSFP transceiver module engineered for high-performance data centers and enterprise networks. It delivers a robust 100G data rate using LC connectors over short-range multi-mode fiber links and supports both Ethernet and Fibre Channel protocols.
Designed in a compact QSFP form factor with precise physical dimensions, the DFE-852 offers reliable connectivity for telecom applications and high-density network environments. Its optimized design ensures it meets the rigorous demands of modern data centers while maintaining compatibility with leading network vendors.
DFE-852 price is is available on request. Get immediate quote.
Request bulk order quote for DFE-852 for additional pricing. Browse the full D-Link Transceivers series or explore all D-Link products.
In a university campus environment, the DFE-852-D-Link 1-port 100Base-TX to 100Base-FX 100M Ethernet photoelectric converter (single-mode dual-fiber, SC interface, 1310 nm) links two academic buildings 12 km apart. This setup delivers stable 100 Mbps bandwidth, eliminates electromagnetic interference, and supports high-performance data and VoIP services across lecture halls and administrative offices.
A telecom operator deploys the DFE-852-D-Link 100M Ethernet photoelectric converter to bridge 100Base-TX copper Ethernet from the central office to a remote cell site up to 15 km away via single-mode dual-fiber (SC interface, 1310 nm). The converter ensures minimal signal attenuation, reliable 100 Mbps throughput, and simplified fiber deployment for backhaul traffic.
In a manufacturing plant, the DFE-852-D-Link 100Base-TX to 100Base-FX converter (single-mode dual-fiber, SC interface, 1310 nm) links the central SCADA control room to remote PLC cabinets 10 km away. It provides secure, EMI-free 100 Mbps transmission, real-time process monitoring, and reduces downtime by converting copper Ethernet ports to fiber.
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| DFE-852 |  DMC-515SC |  DGE-872 |  DGE-891/A |  DFE-851 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP | SFP+ | SFP | SFP+ | SFP |
| Data Rate | 100G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 850nm | 850 nm | 1310nm | 1310 nm | 1310 nm |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Fiber Type | Multi-mode | Multi-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 100 meters | 300 meters | 80 km | 80 km | 10 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet, Fibre Channel | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Fiber |
| Power Consumption | 5W | 2.5W | 3.5W | 3.5W | 3.5W |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | DFE-852 QSFP Transceiver Module | DMC-515SC 10GBASE-SR SFP+ Transceiver | DGE-872 High Performance 10G SFP Optical Transceiver | DGE-891/A High-Performance Long-Range 10G SFP+ Transceiver | DFE-851 10G SFP Transceiver |
| Height | 0.5 inches | 0.13 inches | 0.2 inches | 0.7 inches | 0.7 inches |
| Width | 1.0 inches | 0.59 inches | 0.5 inches | 0.6 inches | 0.5 inches |
| Depth | 1.0 inches | 0.87 inches | 0.6 inches | 1.2 inches | 0.9 inches |
| Weight | 0.05 lbs | 0.15 lbs | 0.05 lbs | 0.05 lbs | 0.1 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Long range fiber converter performed reliably across buildings. No signal degradation observed.
Works well in paired setup. Stable throughput over distance.
Easy installation and consistent link quality.
Good solution for extending Fast Ethernet over fiber.
Predictable performance and dependable operation.
The DFE-852 is a single-port, single-mode, dual-fiber Ethernet media converter that converts 100Base-TX copper to 100Base-FX fiber over SC connectors for distances up to 15 km at 1310 nm.
It provides one RJ-45 10/100Base-TX port and two SC connectors for 100Base-FX single-mode fiber.
It supports 10/100 Mbps auto-negotiation on the copper port and fixed 100 Mbps on the fiber port.
It uses single-mode dual-fiber cabling with SC-type connectors.
It can transmit up to 15 kilometers over single-mode fiber at a 1310 nm wavelength.
Yes. It is an unmanaged media converter with plug-and-play installation—no configuration required.
The fiber port operates at a 1310 nm wavelength.
It requires a 5 V DC external power adapter (included) with typical consumption under 2 W.
It operates between 0 °C and 50 °C (32 °F to 122 °F) ambient temperature.
Connect your RJ-45 cable, attach SC fiber strands, plug in the 5 V adapter, and power on—link/activity LEDs will confirm proper connection.
No. It is designed exclusively for single-mode fiber and does not support multi-mode connections.
Yes. You can link multiple units to extend fiber segments, maintaining 100 Mbps throughput per segment within distance limits.
It features LEDs for Power, Fiber Link/Activity, and 10/100 Mbps status on the RJ-45 port.
Yes. It includes built-in ESD surge protection on both copper and fiber ports for enhanced reliability.
The MTBF exceeds 100,000 hours under standard operating conditions.
It’s available through D-Link authorized resellers, major online retailers like Amazon, and professional networking distributors.
It includes a limited lifetime warranty backed by D-Link’s 24/7 technical support.
United States
