GSFP-1310T-20-SMF - is a Gigabit optical module designed for long-distance data transmission via single-mode fiber. With a transmission rate of 1 Gbps , it supports a distance of up to 20 km , making it ideal for applications in industrial environments and large network infrastructures. It uses a wavelength of 1310 nm for transmission and 1550 nm for reception, with an LC connector. The module is hot-pluggable , compatible with the SFP standard, and operates in a wide temperature range from -40 ° C to + 85 ° C , ensuring reliability even in extreme environmental conditions. It complies with RoHS and SFP MSA standards, ensuring compatibility and safety in network installations. Dahua
DAHUA: DEBAJO DEL COSTE×
DESCUENTOS INCREÍBLES
en una selección de productos DAHUA
Descubre la promoción ahora >>
LIQUIDACION TOTAL ×
CLEARANCE SALE!
Take advantage of our must-see outing offers.
Discover the promo >>
GSFP-1310T-20-SMF | FIBER OPTIC MODULE 1310NM SEND - 1550NM RECEIVE

Dahua GSFP-1310T-20-SMF optical module is designed to ensure reliable and high-speed data transmission in harsh industrial environments. With single-mode single-fiber technology and Plug and Play compatibility, it is ideal for network solutions in sectors such as telecommunications, video surveillance, and transportation. It works in extreme conditions without the need for configuration.
Main specifications:
- Optical transmission: 1310 nm in transmission and 1550 nm in reception
- Range: up to 20 km on single mode fiber
- LC interface with Gigabit speed 1 Gbps
- Wide operating temperature range: –40°C to +85°C
- Plug and Play technology, ready to use without configuration
- Industrial compatibility: suitable for switches, terminals and harsh environmental contexts
Further details

Technical data sheet
MODEL | HAC-HFW1239C-IL-A-S3 |
Hardware | |
Optical Fiber Type | Single mode single fiber |
Optical Port Type | LC |
Speed | 1 Gbps |
Performance | |
Wavelength | 1310 nm sending; 1550 nm receiving |
Transmission Distance | 20 km |
Relative Humidity | 5%–95% |
Operating Temperature | –40 °C to +85 °C (–40 °F to 185 °F) |
Storage Temperature | –40–85 °C |
Max. Speed of Optical Port | 1 Gbps |
Product Dimensions | 55.5 mm × 13.4 mm × 8.5 mm (2.20" × 0.53" × 0.33") |