Single Mode SFP 2.5G 1310nm 20km SMF Duplex LC Optical Transceiver Module

Product Description

Single Mode SFP 2.5G 1310nm 20km SMF Duplex LC Optical Transceiver Module
Product Specifications
Part No. LS-SM312G-20C
Form Factor SFP
Max Data Rate 2.5Gbps
Wavelength 1310nm
Max Cable Distance 20km
Connector Duplex LC
Media SMF
Transmitter Type DFB
Receiver Type PIN
TX Power -5 ~ 0dBm
Receiver Sensitivity < -18dBm
Receiver Overload -3dBm
EMC (Electro Magnetic Compatibility) Supported
DDM/DOM Supported
Protocols MSA Compliant
Temperature Range 0 to 70°C / -40 to 85°C
Warranty 5 Years
Sample Available
VIEW OUR SOLUTIONS

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.

We provide a full series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks.

Optical Transceiver Module
Support Full Range Of 2.5G SFP
Part Number Data Rate Wavelength Distance Media DDM
LS-MM852G-S3C 2.5Gbps 850nm 300m Multi-mode Yes
LS-MM852G-S5C 2.5Gbps 850nm 550m Multi-mode Yes
LS-SM312G-02C 2.5Gbps 1310nm 2km Single Mode Yes
LS-SM312G-10C 2.5Gbps 1310nm 10km Single Mode Yes
LS-SM312G-15C 2.5Gbps 1310nm 15km Single Mode Yes
LS-SM312G-20C 2.5Gbps 1310nm 20km Single Mode Yes
LS-SM552G-20C 2.5Gbps 1550nm 20km Single Mode Yes
LS-SM312G-40C 2.5Gbps 1310nm 40km Single Mode Yes
LS-SM552G-40C 2.5Gbps 1550nm 40km Single Mode Yes
LS-SM552G-80C 2.5Gbps 1550nm 80km Single Mode Yes
Product Range Summary
Optical Interconnect Solutions
Application Scenarios
Optical Transport Networks

We can provide end-to-end DWDM devices with almost all optical devices - from active modules to optical passive devices, including optical amplifiers (EDFA & RFA), Mux & Demux, OPM, ROADM, MCS, OLP and OTDR etc.

Optical Transport Networks
Cloud and Enterprise

To meet the demand of mass data transmission in data centers, we have developed a series of high-speed optical modules with product rates ranging from 10G to 800G, providing high-quality optical interconnection solutions for data centers.

Cloud and Enterprise
Wireless

We provide high reliability and performance products with mature and efficient lasers and mainstream chip solutions to our customers all around the world. The solution includes Dark Fiber, WDM, Radio over Fiber, High Speed, Mid-haul and Back-haul which could meet all the needs of various scenarios in 4G/5G systems.

Wireless Application
FTTx

Aimed at global communication network constructors, we provide FTTx optical fiber access total solutions covering from all-optical or optical copper combined access solutions and products.

FTTx Scenarios
Subsystems

To ensure the normal operation of the communication line, we provide the optical cable O&M solution which integrates an optical line protection system (OLP) and an optical line monitoring system (OLM).

Subsystems Solution
Related Products SFP Cage
Related SFP Cage
Why Choose Us
Advanced Testing Quality Control Standard Management Delivery Protection
Company Profile

We are a specialized manufacturer of magnetic telecom and network components, certified by ISO9001:2000, ROHS, REACH, CE and UL, with advanced manufacturing equipment and testing equipment imported from abroad. Our company was established in 1997, and we currently have about 2,000 employees. With an abundant production capacity of 3,000K per month, we are able to deliver products within a short time.

In addition, we can provide a complete series of optical modules for fixed access, wireless access, carrier Ethernet, wavelength division multiplexing (WDM), and data communication networks. The range also includes high-speed optical interconnect solutions for cloud computing and ultra-broadband networks. Using the latest optoelectronic technologies, we design, manufacture, and sell products worldwide.

Production Line Corporate Facilities
Frequently Asked Questions (FAQ)
🔹 Are you a factory or a trading company?
We are a specialized manufacturer of magnetic telecom and networking components, including RJ45 connectors, LAN transformers, RJ11 connectors, and SFP modules.
🔹 Can I get a sample before mass production?
Yes, we can offer you free samples to test quality, but you would be responsible for the shipping fees.
🔹 What is your delivery time?
Items currently in stock are ready to ship. For mass production orders, the standard lead time is approximately 15 to 30 days.
🔹 What after-service warranty do you offer?
We provide a comprehensive warranty period along with dedicated 24-hour online technical support.
🔹 Can you accept OEM/ODM orders?
Yes, we accept both OEM and ODM requirements. Please send your inquiries to us so we can begin detailed discussions.
🔹 What are your primary advantages?
We have over 19 years of dedicated manufacturing experience, coupled with successful partnerships with global industry-leading enterprises.
Certificates and Standard Standards

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