GLC-SX-MMD SFP-GE-S GLC-SX-MM 1.25G SFP 850nm 500m Optical Module Supports DDM Dual LC Interface Dual Fiber Module
SPECIFICATIONS
Brand Name: PACBTECH
Certification: CE FCC ROHS
Fiber Type: Single mode
Function: DDM
Model Number: PAC-1G-20
No. of Fiber: 2.
Operating Temper: 0~70
Rate: 1.25G
Transmission Distance: 20km
Type: Fiber Optic Transceivers
Use: fttx,FTTH
Warranty Time: 5
Wavelength: 1310nm
Compatibility: All brand switches
Product Description
1.25Gbps SFP Transceiver, 550m Reach
Features
► Data-rate of 1.25Gbps operation
► 850nm VCSEL laser and PIN photodetector
► Compliant with SFP MSA and SFF-8472 with duplex LC receptacle
► Digital Diagnostic Monitoring:
Internal Calibration or External Calibration
► 500m transmission with 50/125µm MMF
► 300m transmission with 62.5/125µm MMF
► Compatible with RoHS
► +3.3V single power supply
► Operating case temperature:
Standard : 0 to +70°C
Extended : -20 to +85°C
Applications
► Gigabit Ethernet
► Fiber Channel
► Switch to Switch interface
► Switched backplane applications
► Router/Server interface
► Other optical transmission systems


Available SFP transceiver Module Series
From 155M~1.25G/2.5G /10G/25G/40G/56G/100G SFP SFP+ XFP X2 SFP28/QSFP/QSFP25/100G CFP






Compability: All these Brands are compatible

Inventory Last Updated: Dec 27, 2025



