1.25G SFP SX Optical Transceiver Module 850nm 550m Multimode Fiber LC Connector Gigabit Ethernet Optical Module

Technical specifications

1.25G SFP SX Optical Transceiver Module is a high-performance Gigabit fiber optic transceiver designed for short-distance data communication applications. It supports 1.25Gbps data transmission, operates at 850nm wavelength, and uses multimode fiber (MMF) with a transmission distance of up to 550 meters. The module adopts a standard SFP hot-pluggable form factor and is compatible with various network devices including switches, routers, OLTs, and optical communication equipment.

Featuring a VCSEL laser transmitter and PIN receiver, this optical module provides stable optical performance, low power consumption, and reliable network connectivity. It supports 1000BASE-SX Gigabit Ethernet applications and is widely used in enterprise networks, data centers, fiber backbone connections, and communication systems.

Product Features

• Supports 1.25Gbps Gigabit Ethernet transmission
• 850nm VCSEL laser with high stability
• Supports multimode fiber (MMF) transmission
• Transmission distance up to 550m
• Standard SFP hot-pluggable design
• Duplex LC optical connector
• Low power consumption and high reliability
• Supports DDM/DOM monitoring function (optional)
• Compatible with IEEE 802.3z and SFP MSA standards
• Suitable for switches, routers, OLT, servers and fiber network equipment

  Attribute	Specification
  Product Name	1.25G SX SFP Optical Transceiver
  Form Factor	SFP
  Data Rate	1.25Gbps
  Fiber Type	Multimode Fiber (MMF)
  Wavelength	850nm
  Transmission Distance	550m
  Interface	Duplex LC
  Optical Source	VCSEL Laser
  Receiver Type	PIN Photodiode
  Fiber Mode	Multi-mode
  Standard	1000BASE-SX
  Operating Temperature	0℃ to +70℃
  Supply Voltage	3.3V
  Power Consumption	≤1W
  DDM/DOM	Optional
  Hot Plug	Supported
  Application	Gigabit Ethernet, Switch, Router, OLT, Data Center
  Certification	CE / FCC / RoHS (Optional)