Home/Network & Accessories/Transceivers/D-Link DEM331T 1Gb/s SFP 40km LC Single-mode Fiber...
D-Link DEM331T 1Gb/s SFP 40km LC Single-mode Fiber Transceiver

Safe checkout

Secure payments

Fast dispatch

1–2 day handling

Free shipping

U.S. ground

Warranty & RMA

Support after delivery

D-Link DEM331T 1Gb/s SFP 40km LC Single-mode Fiber Transceiver

SKU DEM331T
Brand D-Link
  • 1Gb/s data transfer rate.
  • SFP form factor for hot-swappable installation.
  • Designed for 40km transmission distance.
  • Utilizes single-mode fiber (SMF).
  • Features an LC duplex connector.
  • Ideal for long-haul network links.
Available to order

DEM331T isn't on our shelf today — we source it to order. Request a quote and we'll confirm price and lead time within one business day.

Key specifications

See full specs ↓
Product Type
SFP Transceiver
Brand
D-Link
Model
DEM331T
Data Rate
1Gb/s
Fiber Type
Single-mode
Distance
40km

Product details

The D-Link DEM331T is a 1Gb/s SFP transceiver module designed for single-mode fiber optic networks. It provides a reliable and high-performance solution for extending network connectivity over long distances.

Technical Information

Product TypeSFP Transceiver
BrandD-Link
ModelDEM331T
Data Rate1Gb/s

Additional Specifications

Fiber TypeSingle-mode
Distance40km
ConnectorLC Duplex

Description

The D-Link DEM331T is a high-performance SFP (Small Form-Factor Pluggable) transceiver module specifically engineered for 1 Gigabit per second (Gb/s) network applications over single-mode fiber optic cables. Its primary function is to extend the reach of Ethernet networks by converting electrical signals from network devices into optical signals for transmission over fiber, and vice versa. The 40km transmission capability makes it an excellent choice for long-haul connections, such as between buildings, across campuses, or in metropolitan area networks. This transceiver utilizes an LC duplex connector, which is a common and robust interface for fiber optic connections, ensuring a secure and reliable link. The single-mode fiber compatibility allows for high bandwidth and minimal signal degradation over extended distances, making it ideal for applications requiring stable and consistent data flow. The SFP form factor ensures that the DEM331T is hot-swappable, allowing network administrators to install or replace modules without disrupting network operations. The DEM331T is designed to be compatible with a wide range of D-Link networking equipment and other devices that adhere to the SFP Multi-Source Agreement (MSA). This interoperability ensures flexibility in network design and deployment. It is a crucial component for building scalable and resilient network infrastructures that demand reliable, high-speed connectivity over significant distances.

Condition: Refurbished

Free U.S. ground shipping

Typically 1–2 days handling, 3–7 days in transit.

Purchase orders accepted

Government, enterprise, data center and small business.

Warranty & RMA support

See warranty and returns.

Buying 10+ units?

Get volume pricing and availability for DEM331T.

Questions about this part?

Compatibility, condition, lead times — ask a specialist.

(888) 988-8093

Related products

Loading related inventory…