SKU: 76892452362

Grandstream GWN-MM-1G 1.25Gbps Multi-Mode SFP Fiber Transceiver, 550m

Sale price$119.85 Regular price$133.17
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Description

Grandstream GWN-MM-1G 1.25Gbps Multi-Mode SFP Fiber Transceiver, 550mHigh Performance Fiber Connectivity for Enterprise Networks Upgrade your network with the Grandstream GWN MM 1G, a high performance SFP transceiver module designed for reliable, high speed fiber connectivity in enterprise environments. This module allows you to extend your network over long distances using multi mode fiber, delivering a stable 1. 25Gbps data rate for demanding applications. Its hot pluggable design ensures you can add or remove the

High-Performance Fiber Connectivity for Enterprise Networks

Upgrade your network with the Grandstream GWN-MM-1G, a high-performance SFP transceiver module designed for reliable, high-speed fiber connectivity in enterprise environments. This module allows you to extend your network over long distances using multi-mode fiber, delivering a stable 1.25Gbps data rate for demanding applications. Its hot-pluggable design ensures you can add or remove the module without powering down your equipment, providing maximum uptime and flexibility for your network infrastructure.

Engineered for Reliability and Distance

The GWN-MM-1G is built to perform, supporting data transmission up to 550 meters over OM2 multi-mode fiber. It operates on a nominal wavelength of 850nm and features a duplex LC connector for a secure and robust connection. Engineered with low power consumption and excellent Electrostatic Discharge (ESD) protection, this module guarantees dependable operation and energy efficiency. Integrated Digital Diagnostic Monitoring (DDM) allows for real-time monitoring of key operational parameters, ensuring network stability and simplifying troubleshooting.

Seamless Integration and Compliance

Designed for broad compatibility, this SFP module adheres to key industry standards, including SFP MSA, IEEE 802.3z, and SFF-8472. This ensures seamless integration with a wide range of networking equipment. Its robust construction and compliance with FCC, CE, and FDA standards make it a trusted choice for building out or upgrading your fiber optic links.

Technical Specifications

Fiber Mode Multi-Mode Fiber
Data Rate 1.25Gbps
Nominal Wavelength 850nm
Max Transfer Distance 50/125µm (OM2): 0.55km
62.5/125µm (OM1): 0.3km
Connector Type Duplex LC
Digital Diagnostic Monitoring (DDM) Yes
TX Power -10 to -3dBm, ±3dB
RX Power -18 to -3dBm, ±3dB
Max Power Consumption 0.8W
Operating Voltage 3.3V±0.3V
Operating Environment Temperature: 0°C to 70°C
Humidity: 5% to 85%
Storage Environment Temperature: -40°C to 85°C
Standards Compliance SFF-8472, SFP MSA, IEEE 802.3z, RoHS-6
Certifications FCC, CE, FDA
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 76892452362

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Tania S
Waukegan, US
★★★★★ 5
Very comfortable
Size: 14, Color: Light Green
I received so many compliments on my son’s outfit for graduation. 
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 26, 2025
H
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Heissel S.
Whiting, US
★★★★★ 1
no pure white.
no pure white.
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Reviewed in the United States on February 4, 2026
F
fnlhalas
Charlottesville, US
★★★★★ 5
suit
Size: 12, Color: Beige
Very nice suit set. size 12. seems to fit as expected. I love the quality. It does have multi colored thread, as it is not solid.
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Reviewed in the United States on June 21, 2025
A
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Amazon Customer
Birmingham, US
★★★★★ 5
Summer wedding kids suit
Color: Navy, Size: 10 Years, Color: Navy, Size: 10 Years
Bought this suit for my son in the 10 youth size and honestly was pleasantly surprised by the quality for the price. The navy color looks sharp and dressy without being too stiff or uncomfortable. The material has a little stretch, which helped it fit nicely and made it comfortable for him to move around in. The adjustable waist was a huge plus, especially for growing kids. It fit true to size overall, though the blazer sleeves were slightly long on my son. The pants had a nice slim look without being too tight. We paired it with white sneakers for a more modern look and it came out adorable. This would be perfect for weddings, graduations, concerts, communion, school events, or family photos. Overall, very happy with the purchase and would definitely buy again.
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Reviewed in the United States on May 18, 2026
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Verified Purchase
Kindle Customer
Charlottesville, US
★★★★★ 5
Very Modern Handsome Suit
Color: Grey, Size: 7 Years, Color: Grey, Size: 7 Years
This is an incredibly sharp looking suit for the little guy. Great price and features, too. I made a mistake in sizing up instead of down and first one was too sloppy on him and would need alterations. He is thin and very thin in the waist. There is a lot of adjustment with buttons in waistband and coat hides the bunching. This shirt and coat will easily take a fuller body than slim I believe. He loves posing in it and feels very classy. Best purchase for a formal suit that will last longer than most kids clothes size wise. Felt bad about returning but careful folding and packing got it good as new.
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Reviewed in the United States on May 20, 2026

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