All Products
Services
Support
About Us
Resources
Mind your business with a variety of trusted payment options.
Use order number or tracking number to check shipping status.
Get your quote fast and offer you more professional service.
Help manage your budget & expenditure better.
Free samples support, achieve your test results efficiently.
Professional team support and service, to solve your problems in time.
Ask us whatever you care, we will help you 24/7.
Get your quote fast and offer you more professional service.
Meet us and know our mission, belief, service and more.
Find our locations and get connected with us closely.
Quality management, testing, compatibility and global compliance.
Download ISO, CE, FCC, UL, RoHS and REACH certificates by product line.
Lab tour, optical test bed, compatibility tool and test requests.
Find out the latest news and events around l-p.com
Deep dive into technical guides, industry standards, and SFP compatibility insights.
Detailed product benchmarks and side-by-side comparisons to help you choose the right module.
Explore real-world connectivity solutions for data centers, enterprises, and telecom networks.
Essential tips on choosing data rates, transmission distances, and connector types.
New Customer? Create an account
LS-SM3125-10C is a 25G SFP28 single-mode optical transceiver module that engineered for precision data delivery, sustaining an ultra-lean maximum power consumption of 1.2W while driving 1310nm wavelengths across distances up to 10km with integrated DOM diagnostics.
| LINK-PP Part Number | LS-SM3125-10C | Vendor Name | LINK-PP |
| Form Factor | SFP28 | Max Data Rate | 25.78Gbps |
| Wavelength | 1310nm | Max Cable Distance | 10km |
| Connector | Duplex LC | Media | SMF |
| Transmitter Type | DFB | Receiver Type |
PIN |
| Receiver Sensitivity | -13dBm | Receiver Overload |
2dBm |
| TX Power | -8 to +3dBm | RX Power | -14 to +3dBm |
| DOM | Supported | Protocols | MSA Compliant, CPRI, eCPRI |
LINK-PP LS-SM3125-10C is a 25GBASE-LR SFP28 optical transceiver designed for dependable single-mode fiber deployments. This module integrates a 1310nm wavelength and real-time DOM monitoring to ensure stable, long-distance data transmission up to 10km. It combines energy efficiency with high-speed connectivity to optimize modern network infrastructures.
This module is engineered for excellent thermal and energy efficiency in demanding environments. It features a 1.2W maximum power consumption with an established link, significantly reducing operational costs. The hot-pluggable SFP28 design also allows for easy installation and maintenance without disrupting network services.
This transceiver delivers a reliable 25Gbps data rate to meet the growing bandwidth demands of modern data centers. It provides a perfect migration path from standard 10G networks to faster, more scalable architectures. The increased throughput ensures efficient handling of high-density uplink traffic.
Operating at a 1310nm optical wavelength, this module ensures minimal signal degradation over single-mode fiber. The chosen spectrum is ideal for local area networks and metropolitan transport systems. It utilizes advanced laser technology to maintain stable signaling across the entire link.
Designed for long-distance transmission, this module reliably supports data transmission distances up to 10km. It is highly effective for connecting enterprise campuses, central offices, and distributed data center facilities. This long-reach capability eliminates the need for mid-span amplification.
The module comes equipped with an industry-standard duplex LC/UPC connector for secure fiber termination. This interface ensures low insertion loss and excellent back-reflection to protect signal integrity. Its compact connector design maximizes panel density in standard patch panels and switches.
Featuring built-in Digital Optical Monitoring (DOM), this transceiver tracks vital operating parameters in real time. Network administrators can easily monitor transceiver temperature, supply voltage, and optical power levels. This proactive diagnostic tool helps prevent link failures and simplifies troubleshooting.
The LINK-PP LS-SM3125-10C 25G SFP28 module meets strict international quality standards, holding major industry certifications including ISO 9001, CE, RoHS, and FCC.
Every module undergoes rigorous hardware testing to ensure stable network performance before leaving the factory.
These official compliance certificates guarantee that the transceiver adheres to global environmental, safety, and electromagnetic standards.
The module is fully certified to work seamlessly across a wide range of major brand switches, routers, and servers without any interface issues.
Every SFP28 optical module undergoes extensive validation to guarantee stable high-speed data transmission, and you can explore our complete evaluation procedures at the LINK-PP Test Support Center.
Verify precise laser wavelengths to ensure minimal signal degradation.
Analyze signal integrity to guarantee clean data transmission shapes.
Measure data packet accuracy to confirm flawless network reliability.
Evaluate thermal endurance to maintain stable performance under heat.
We provide secure and efficient delivery services for all transceiver orders worldwide. Our team guarantees safe transit to protect your networking investments.
Shield delicate transceiver circuitry from harmful electrostatic discharge during handling.
Safeguard optical components against severe vibrations during structural transit.
Accelerate order fulfillment to ensure rapid turnaround times for customers.
Deliver network hardware safely to worldwide destinations via trusted carriers.
Simply plug this hot-swappable optical module into any compatible 25G SFP28 slot and connect your duplex LC/UPC single-mode fiber cable. It immediately activates for high-density uplink routing, enterprise network backbones, and 5G wireless fronthaul deployments requiring dependable 10km data transmission.
LINK-PP offers end-to-end technical support, from pre-sales consultation to post-deployment assistance, ensuring smooth integration and reliable network performance.
Professional guidance to help you select the optimal LS-SM3125-10C module for your network design and application needs.
Validated compatibility with LINK-PP switches and other mainstream networking platforms for seamless deployment.
Comprehensive step-by-step guidance for installation, configuration, and initial setup, ensuring accurate deployment and reliable, stable operation from the start.
Ongoing technical support throughout the product lifecycle, delivering long-term stability for enterprise and carrier-grade networks.
LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.
15-day no-reason return and refund
Free replacement for dead-on-arrival (DOA) or defective items within the initial period
Free repair services for manufacturing defects throughout the warranty period
Warranty exclusions and conditions apply
Get clear answers about the laser architecture, connector types, signaling methods, and power efficiency of the LS-SM3125-10C single-mode module.
Compatible | LINK-PP | LINK-PP | LINK-PP | LINK-PP | LINK-PP | LINK-PP |
Data Rate (Max) | 25.78Gbps | 25.78Gbps | 25.78Gbps | 25.78Gbps | 25.78Gbps | 10/25.78Gbps |
Wavelength | 1310nm | 1310nm | 1310nm | 1310nm | 1310nm | 850nm |
Connector | Duplex LC | Duplex LC | Duplex LC | Duplex LC | Duplex LC | Duplex LC |
Cable Distance (Max) | 10km | 2km | 30km | 20km | 40km | 100m |
Cable Type | SMF | SMF | SMF | SMF | SMF | MMF |
TX Power | -8 to +3dBm | 8 to +3dBm | -1 to +7dBm | -8.4~2.4dBm | ||
Receiver Sensitivity | -14 to +3dBm | -13.3dBm | -19dBm | -15 to +3dBm | -19dBm | <-10.3dBm |
Form Factor | SFP28 | SFP28 | SFP28 | SFP28 | SFP28 | SFP28 |
Transmitter Type | DFB | DFB | EML | DFB | EML | VCSEL |
Receiver Type | PIN | PIN | APD | PIN | APD/TIA | PIN |
Receiver Overload | 2dBm | 2dBm | 2.4dBm | |||
DOM | Supported | Supported | Supported | Supported | ||
Protocols | MSA Compliant, CPRI, eCPRI | MSA Compliant, CPRI, eCPRI | MSA Compliant, CPRI, eCPRI | MSA Compliant, CPRI, eCPRI | SFF-8472, SFF-8432, SFF-8431 | SFF-8472, SFF-8024, SFF-8431, SFF-8432 |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: Does the diagnostic engine comply with the SFF-8472 specification for real-time monitoring of supply voltage and laser bias? By O***n on 2026-04-28
A: Yes, the built-in DDM framework registers voltage, temperature, bias current, and optical power precisely according to SFF-8472 industry guidelines. By admin on 2026-04-29
Q: Can we hot-swap this module into a busy line card without disrupting neighboring 25G SFP28 links? By E***e on 2026-03-15
A: Yes, the module is fully engineered for hot-plugging, allowing clean physical installation without causing power spikes or interrupting adjacent data lanes. By admin on 2026-03-16
Q: Can this 1310nm single-mode transceiver connect to a 1550nm module on the opposite end of a dark fiber run? By C***e on 2025-11-10
A: No, both ends of the physical layer span must utilize matching 1310nm center wavelengths to successfully establish optical synchronization. By admin on 2025-11-11
Q: Does this 10km single-mode SFP module suffer from severe modal dispersion if routed through old legacy single-mode fiber runs? By L***t on 2025-10-18
A: No, because modal dispersion is primarily a characteristic of multimode infrastructure. When operating at a 1310nm wavelength over standard single-mode fiber, chromatic dispersion is minimal, though legacy fiber quality and patch panel degradation should still be verified to ensure proper attenuation margins. By admin on 2025-10-19
{{reply_items.topic || reply_items.text}}By {{reply_items.author}}
{{ item.displayed_price.unit_prefix }} {{ item.displayed_price.value || item.displayed_price.min }}
United States
Carrier
CostDelivery TimeTracking
Company
CostTime
{{ shipitem.name }}
{{ (shipitem.isfree =='1' || shipitem.price == 0)? 'Free Shipping' :detail_data.currency.unit_prefix+shipitem.price }} To Be Negotiated {{shipitem.datemin}}-{{shipitem.datemax}} days Available
{{parseInt(detail_data.left_num) ? detail_data.left_num +' in Stock' :detail_data.zeroStockOrder==0?'Out of Stock':'Available'}}