Dorelink Dorelink

Single Mode 155M BiDi 1550nm-Tx/1490nm-Rx FC 80km Air/Ground TTL 1x9 Optical Transceiver

Product Description

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We draw on over 10 years of experience in chips and modules to integrate fast speeds, small size, power savings, and high performance in every module.

A full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks is available to meet diverse networking needs.

Optical Transceiver
Product Specifications

Single Mode 155M BiDi 1310nm-Tx/1550nm-Rx FC SMF 60km Air/Ground TTL 1x9 Optical Transceiver

Form Factor1x9
Max Data Rate155Mbps
Wavelength1550nm-Tx/1490nm-Rx
Max Cable Distance60km
ConnectorFC
MediaSMF
Temperature Range0 to 70°C
Warranty5 Years
SampleAvailable
1x9 Transceiver Ordering Information
Model Number Description
L9-SD312M-02TTC51x9 2Mbps, 1310nm(FP), 2km, MMF, Duplex SC, 0℃-70℃
L9-SD312M-02TTI51x9 2Mbps, 1310nm(FP), 2km, MMF, Duplex SC, -40℃-85℃
L9-SD312M-20TTC51x9 2Mbps, 1310nm(FP), 20km, SMF, Duplex SC, 0℃-70℃
L9-SD312M-20TTI51x9 2Mbps, 1310nm(FP), 20km, SMF, Duplex SC, -40℃-85℃
L9-SD312M-40TTC51x9 2Mbps, 1310nm(FP), 40km, SMF, Duplex SC, 0℃-70℃
L9-SD312M-40TTI51x9 2Mbps, 1310nm(FP), 40km, SMF, Duplex SC, -40℃-85℃
L9-SD851G-S5CTC1x9 1.25Gbps, 850nm(Vcsel), 500m, MMF, Duplex SC, 0℃-70℃
L9-SD311G-S5CTC1x9 1.25Gbps, 1310nm(FP), 550m, MMF, Duplex SC, 0℃-70℃
L9-SD311G-10CTC1x9 1.25Gbps, 1310nm(FP), 10km, SMF, Duplex SC, 0℃-70℃
L9-SD311G-20CTC1x9 1.25Gbps, 1310nm(FP), 20km, SMF, Duplex SC, 0℃-70℃
L9-SD311G-40CTC1x9 1.25Gbps, 1310nm(DFB), 40km, SMF, Duplex SC, 0℃-70℃
L9-SD551G-20CTC1x9 1.25Gbps, 1550nm(DFB), 20km, SMF, Duplex SC, 0℃-70℃
L9-SD551G-40CTC1x9 1.25Gbps, 1550nm(DFB), 40km, SMF, Duplex SC, 0℃-70℃
L9-SD551G-80CTC1x9 1.25Gbps, 1550nm(DFB), 80km, SMF, Duplex SC, 0℃-70℃
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Related Products & Why Choose Us
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Professional Capabilities

We are a specialized manufacturer of magnetic telecom and network components, certified by ISO9001:2000, ROSH, REACH, CE and UL. Equipped with advanced manufacturing and testing equipment imported from abroad, we ensure the highest quality standards for all components.

Established in 1997 with a workforce of approximately 2,000 employees, we maintain an abundant production capacity of 3,000K units per month. This scale allows us to provide rapid delivery for high-volume orders.

Our expertise covers a complete series of optical modules for fixed access, wireless access, carrier Ethernet, and WDM networks, as well as high-speed optical interconnect solutions for cloud computing and ultra-broadband networks.

Production Facility
Testing Lab
Frequently Asked Questions
Are you a factory or a trading company?
We are a specialized manufacturer of magnetic telecom and networking components, including RJ45 connectors, LAN transformers, and SFP modules.
Can I request a sample before placing a mass order?
Yes, we provide samples for quality testing. Please contact us to discuss shipping arrangements for sample requests.
What is the standard delivery time?
Stock items are ready to ship immediately. For mass production orders, the typical lead time is between 15 and 30 days.
What kind of after-sales service and warranty do you offer?
We provide a one-year guarantee period along with 24-hour online technical support to ensure your operations run smoothly.
Do you support OEM and ODM orders?
Yes, we accept both OEM and ODM requirements. We encourage you to send your detailed specifications for a comprehensive discussion.
What are your core manufacturing advantages?
With over 19 years of production experience and large-scale manufacturing capacity, we have established long-term partnerships with major industry leaders globally.

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