Dahua GSFP-850-MMF Optical Module: Reliable Gigabit Transmission up to 550m for Industrial and Security Networks
GSFP-850-MMF - is a high-performance Gigabit optical module with dual multimode fiber and LC connector, capable of transmitting data up to 550 meters at 850 nm. Designed to withstand extreme conditions from –40°C to +85°C, it guarantees stability and reliability even in the harshest industrial environments. Thanks to Plug and Play technology, it offers quick and easy installation, ideal for applications in security networks, telecommunications, intelligent traffic, and the energy sectors. Its compact and robust structure makes it perfect for professional switches and network devices, optimizing connectivity and operational efficiency. Dahua
TOTALER AUSVERKAUF ×
CLEARANCE SALE!
Take advantage of our must-see outing offers.
Discover the promo >>
GSFP-850-MMF | GIGABIT OPTICAL MODULE

The Dahua GSFP-850-MMF optical module is a high-performance Gigabit solution designed for reliable and fast connections over dual multimode fiber. Thanks to the LC connector and Plug and Play technology, it ensures simple installation and is compatible with various network devices. It withstands extreme temperatures from –40°C to +85°C, ensuring stability even in harsh industrial environments. Perfect for security networks, telecommunications, and intelligent infrastructure, it offers transmission ranges of up to 550 meters at 850 nm.
Main specifications:
- Speed up to 1 Gbps
- Dual multimode fiber with LC connector
- Transmission up to 550 m at 850 nm
- Operation from –40 °C to +85 °C
- Plug and Play installation
Further details
Designed to operate in extreme conditions, the GSFP-850-MMF operates over a temperature range of –40°C to +85°C , ensuring optimal performance even in harsh environments such as industrial plants, outdoor areas, or server rooms with fluctuating temperatures. This durability makes it ideal for applications in sectors such as energy, transportation, and security.
✅ Hardware:
Equipped with dual multimode fiber and LC connector, the GSFP-850-MMF supports transmission speeds of up to 1 Gbps , ensuring compatibility with advanced switches and network devices. Its compact size ( 55.5 × 13.4 × 8.5 mm ) allows for optimal integration even in small spaces, while maintaining high standards of reliability and structural robustness .
✅ Performance :
With a wavelength of 850 nm for both transmission and reception and an operating distance of up to 550 meters , the module ensures stable and fast communication. It supports a relative humidity between 5% and 95% , making it an excellent choice for high-data density environments or with variable climate conditions.

Technical data sheet
Model | GSFP-850-MMF |
Hardware | |
Optical Fiber Type | Multiple-mode double fiber |
Optical Port Type | LC |
Speed | 1Gbps |
Performance |
|
Wavelength | 850nm sending; 850 nm receiving |
Transmission Distance | 550 m |
Operating Humidity | 5%–95% |
Operating Temperature | –40 °C to +85 °C (–40 °F to +185 °F) |
Max. Speed of Optical Port | 1 Gbps |
Product Dimensions | 55.5 mm × 13.4 mm × 8.5 mm (2.20" × 0.53" × 0.33") |