Dorelink Dorelink

Single Mode 1550nm 2.5G SFP 20km SMF Dual LC Optic Transceiver Module

Product Description

📦 Single Mode 1550nm 2.5G SFP 20km SMF Dual LC Optic Transceiver Module
Form FactorSFP
Max Data Rate2.5Gbps
Wavelength1550nm
Max Cable Distance20km
ConnectorDuplex LC
MediaSMF
Transmitter TypeDFB
Receiver TypePIN
TX Power-6 ~ 1dBm
Receiver Sensitivity< -18dBm
DDM/DOMSupported
ProtocolsMSA Compliant
Temperature Range0 to 70°C / -40 to 85°C
Warranty5 Years
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 Solution
Support Full Range Of 2.5G SFP
Part Number Data Rate Wavelength Distance Media DDM
LS-MM852G-S3C2.5Gbps850nm300mMulti-modeYes
LS-MM852G-S5C2.5Gbps850nm550mMulti-modeYes
LS-SM312G-02C2.5Gbps1310nm2kmSingle ModeYes
LS-SM312G-10C2.5Gbps1310nm10kmSingle ModeYes
LS-SM312G-15C2.5Gbps1310nm15kmSingle ModeYes
LS-SM312G-20C2.5Gbps1310nm20kmSingle ModeYes
LS-SM552G-20C2.5Gbps1550nm20kmSingle ModeYes
LS-SM312G-40C2.5Gbps1310nm40kmSingle ModeYes
LS-SM552G-40C2.5Gbps1550nm40kmSingle ModeYes
LS-SM552G-80C2.5Gbps1550nm80kmSingle ModeYes
Optical Transport

Optical Transport Networks

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

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 rates ranging from 10G to 800G, providing high-quality optical interconnection solutions.

Cloud Data Center
Wireless Access

Wireless Solutions

Providing high reliability and performance products with mature lasers and mainstream chip solutions. Includes Dark Fiber, WDM, Radio over Fiber, High Speed, Mid-haul and Back-haul for 4G/5G systems.

Related Products & Capabilities
Manufacturing
Module Types
SFP Cage
Quality Control
About Our Expertise

We are a specialized manufacturer of magnetic telecom and network components, certified by ISO9001:2000, ROSH, REACH, CE and UL. With advanced manufacturing and testing equipment, we maintain a monthly production capacity of 3000K units to ensure short lead times. Our range includes high-speed optical interconnect solutions for cloud computing and ultra-broadband networks using the latest optoelectronic technologies.

Certification
Equipment
Production Line
Frequently Asked Questions
Are you a manufacturer or a trading company?
We are a specialized manufacturer focusing on magnetic telecom and networking components, including RJ45 connectors, LAN transformers, and SFP modules.
Can I request a sample for quality testing?
Yes, we provide free samples for quality verification prior to mass production. Customers are responsible for the shipping costs.
What is the standard delivery time?
In-stock items are ready to ship immediately. For mass production orders, the lead time typically ranges from 15 to 30 days.
What kind of after-sales support do you provide?
We offer a one-year warranty period and provide 24-hour online technical support to assist with any product-related queries.
Do you accept OEM/ODM customization?
Yes, we welcome OEM and ODM orders. Please contact our team with your specific requirements for a detailed discussion.
What are the core advantages of your products?
With over 19 years of production experience and long-standing partnerships with industry leaders, we offer high-reliability solutions backed by international certifications.

Related Products