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The Meraki MA-SFP-1GB-SX Compatible LINK-PP module is a high-performance, commercial-grade SFP transceiver delivering data rates up to 1.25 Gbps. Featuring an 850nm VCSEL transmitter and a duplex LC interface, it operates efficiently over multi-mode fiber for distances up to 550 meters. Complete with digital optical monitoring support, it ensures reliable and stable gigabit network connectivity.
| Meraki Part Number | MA-SFP-1GB-SX | Vendor Name | LINK-PP |
| Form Factor | SFP | Max Data Rate | 1.25Gbps |
| Wavelength | 850nm | Max Cable Distance | 550m over OM2 MMF |
| Connector | Duplex LC | Media | MMF |
| Transmitter Type | VCSEL | Receiver Type |
PIN |
| TX Power | -9 to 0dBm | RX Power | -20 to -1dBm |
| Receiver Sensitivity | -18dBm | DOM Support | Yes |
| Operating Temperature Range | 0 to 70°C | Protocols |
IEEE 802.3z, SFF-8472, FC-PI, SFP MSA (INF-8074i) Compliant |
This hot-pluggable module stands out for its low power consumption, outstanding electromagnetic interference performance, and built-in digital optical monitoring. Its high-reliability 850nm VCSEL laser and dual LC connector ensure exceptional performance, robust signal integrity, and seamless integration into diverse, high-density gigabit networking environments.
Engineered for high-speed data communication, the Meraki MA-SFP-1GB-SX Compatible LINK-PP optical module provides an efficient gigabit solution. It combines advanced optical engineering with a small form-factor design to deliver cost-effective and dependable fiber-optic networking capabilities.
Ideal for enterprise campuses, this transceiver bridges separate corporate facilities seamlessly. It ensures ultra-fast data transfer rates across localized infrastructure, making it perfect for multi-building network expansions, campus backbones, and localized data aggregation networks.
Utilizing a short-wavelength 850nm VCSEL laser, this transceiver optimizes data transmission over multi-mode infrastructure. This specific wavelength guarantees low signal attenuation and exceptional power efficiency, which reduces overall operational costs for short-range data links.
Delivering dependable connectivity across medium-range distances, this module supports links up to 550 meters over multi-mode fiber. It provides adequate reach for enterprise-level backbones, server rooms, and local distribution frames without compromising signal speed.
Equipped with a standard duplex LC connector, this SFP ensures a secure and tight optical link interface. The standard locking design allows for effortless patch cable installation, minimizing signal reflection and boosting connection stability.
Featuring integrated Digital Optical Monitoring, the module tracks critical real-time performance parameters. IT professionals can easily monitor transceiver temperature, supply voltage, laser bias current, and accurate transmit-receive power levels to prevent network downtime.
This SFP transceiver is fully certified to meet strict global safety standards. It strictly complies with CE, FCC, REACH and RoHS regulations, guaranteeing safe, environmentally friendly operations.
Every transceiver undergoes a comprehensive quality testing program before shipment. This ensures individual units satisfy strict network throughput standards and deliver continuous, malfunction-free operational lifetimes.
Manufactured under rigorous ISO 9001 and ISO 14001 guidelines, this module guarantees structural integrity. These certifications highlight LINK-PP's ongoing commitment to premium manufacturing and sustainable environment management.
Adhering strictly to SFP MSA guidelines, this transceiver provides guaranteed compatibility. It is certified to work seamlessly with various third-party network switches, routers, and host servers.
Advanced multi-stage diagnostic testing validates that every optical transceiver operates smoothly, ensuring completely robust performance under high-traffic network workloads.
This test precisely measures central wavelength and spectral width to guarantee optical compliance.
Eye diagram analysis evaluates transmitter signal quality and ensures low waveform distortion.
BERT validation guarantees flawless data packet transmission with zero packet drop rates.
Thermal chamber testing guarantees optimal functionality across the entire commercial temperature range.
Our specialized logistic processes ensure your order arrives quickly and in perfect condition, ready for immediate data center deployment.
Sealed ESD bags protect internal circuits from electrostatic damage during handling.
Custom cushioned boxes safeguard the delicate optical interfaces from physical vibrations.
Streamlined warehouse operations guarantee rapid order verification and swift delivery dispatch.
Reliable shipping networks offer tracked international transit directly to your location.
This demonstration illustrates the effortless hot-swappable installation of the module into an active enterprise switch. Witness its instant recognition, real-time DOM telemetry generation, and the immediate establishment of a stable gigabit connection.
LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.
Professional technical guidance to help customers select the most suitable MA-SFP-1GB-SX modules based on network architecture and application requirements.
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Ongoing technical support throughout the product lifecycle to ensure reliable performance in 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
![]() Current Model MA-SFP-1GB-SX |
|---|
Compatible | Meraki | Meraki |
Data Rate (Max) | 1.25Gbps | 1.25Gbps |
Wavelength | 850nm | 1310nm |
Connector | Duplex LC | Duplex LC |
Cable Distance (Max) | 550m | 10km |
Cable Type | MMF | SMF |
TX Power | -9 to 0dBm | -9 to 0dBm |
Receiver Sensitivity | -18dBm | -23 to -1dBm |
Operating Temperature | 0 to 70°C | 0 to 70°C |
Vendor Name | LINK-PP | LINK-PP |
Form Factor | SFP | SFP |
Transmitter Type | VCSEL | FP 1310nm |
Receiver Type | PIN | PIN |
DOM Support | Yes | |
Protocols | IEEE 802.3z, SFF-8472, FC-PI, SFP MSA (INF-8074i) Compliant | IEEE 802.3ah-2004, IEEE 802.3z, SFF-8472, SFP MSA (INF-8074i) Compliant |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: Just to confirm, does this duplex LC transceiver require OM2 multi-mode fiber, or can I use it with my existing OM1 or OM3 MMF patch cables? By D***n on 2026-05-05
A: You can use it with OM1, OM2, OM3, or OM4 MMF! While the maximum 550m transmission distance is officially rated over OM2/OM3, it's fully backwards compatible with older OM1 cables (though the max distance will drop to around 275m). By admin on 2026-05-05
Q: Hello sir, will this LS-MM851G-S5C plug and play with Cisco Catalyst 9300 series? Also, does it trigger any unsupported transceiver warnings? By B***n on 2026-04-28
A: Hi! Yes, it is 100% MSA compliant and thoroughly tested for OEM compatibility with Cisco switches, including the Catalyst 9300. It functions just like the original GLC-SX-MMD, so you won't see any "unsupported transceiver" error logs in your CLI. By admin on 2026-04-28
Q: The specs say this is a commercial 0 to 70°C module. Do you have an industrial version of this exact 850nm SFP that can survive in an outdoor telecom cabinet? By S***n on 2025-11-16
A: Good question! This commercial-grade model handles indoor data centers and AC-cooled racks perfectly. For harsh outdoor environments or cell tower backhaul, we recommend our industrial-grade counterpart (LS-MM851G-S5I), which supports extreme temperatures from -40°C to 85°C. By admin on 2025-11-16
Q: I need to deploy around 300 of these 1G SFP transceivers for a new campus network build. Is there any B2B bulk pricing or discount code available? By A***n on 2025-10-19
A: Absolutely. For enterprise procurement and data center mass deployments, we offer tiered volume discounts. You can check the bulk rates directly on the product page, or contact our sales team via Live Chat for a custom quote on your 300-piece order! By admin on 2025-10-19
Q: We require full DOM/DDM for our network monitoring system. Does this module support SFF-8472 protocol for tracking TX/RX power and temperature? By K***r on 2025-08-15
A: Yes, indeed! The LS-MM851G-S5C features built-in Digital Optical Monitoring (DOM) compliant with the SFF-8472 protocol. It allows your sysadmins to monitor real-time diagnostics like temperature, voltage, laser bias current, and TX/RX optical power directly from your switch interface. By admin on 2025-08-15
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