What is the maximum transmission distance of the UACC-OM-SFP28-SR?

It supports up to 100m over OM4 multi-mode fiber and 70m over OM3 MMF.

Can I use this module with single-mode fiber or APC connectors?

No, it is designed for multimode fiber with standard PC/UPC LC connectors; single-mode or APC will cause high loss and damage risk.

What is the typical power consumption of the UACC-OM-SFP28-SR?

It consumes less than 3.3W under normal operating conditions.

Is the module MSA-compliant and interoperable with other brands?

Yes, it complies with SFP28 MSA and IEEE standards, ensuring interoperability with most MSA-compliant 25G switches and NICs.

Is the internal mechanical latch robust enough to handle frequent daily patch reconfigurations in a staging lab?

Yes, the secure Duplex LC bail latch mechanism is rigorously cycle-tested to ensure repeated clean connections without physical drift.

If our data center cooling system suffers a temporary failure, what is the maximum safe storage/idle temp threshold before internal optics degrade?

The transceiver housing can withstand non-operational storage temperatures ranging from -40°C up to 85°C without warping the internal optical array.

We have a critical cross-connect run that measures exactly 90m over OM4 fiber. Is that pushing the absolute edge of this optic's link budget?

Not at all, as long as your multi-mode fiber faces are clean and your patch panels are within normal insertion loss specs, it will hold a flawless 25G link.

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Ubiquiti UACC-OM-SFP28-SR Compatible LINK-PP 25G SFP28 850nm 100m Duplex LC DOM MMF Optical Transceiver Module

Name: Ubiquiti UACC-OM-SFP28-SR Compatible LINK-PP 25G SFP28 850nm 100m Duplex LC DOM MMF Optical Transceiver Module
Brand: LINK-PP
SKU: 214105
Price: 17.08 USD
Availability: InStock
Rating: 5 (39 reviews)

# 214105

Product: Ubiquiti UACC-OM-SFP28-SR Compatible LINK-PP 25G SFP28 850nm 100m Duplex LC DOM MMF Optical Transceiver Module
SKU: 214105
P/N: LS-MM8525-S1C
Price: $ 19.86
Stock: 8901 in Stock
Sold: 953
Product URL: https://www.l-p.com/products/493883.htm

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Compatible:: Cisco; LINK-PP; Arista; Avago; Brocade; Chelsio; DELL; Edge-Core; FS; H3C; HPE Aruba; HPE BladeSystem; HPE H3C; HW; IBM; Intel; Juniper; Mellanox; NETGEAR; Ubiquiti

Compatible P/N:: UACC-OM-SFP28-SR | 100m

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Ubiquiti UACC-OM-SFP28-SR Compatible LINK-PP 25G SFP28 Specifications

UACC-OM-SFP28-SR is a hot-pluggable 25GBASE-SR SFP28 optical transceiver utilizing an 850nm VCSEL transmitter and PIN receiver to deliver a deterministic 25Gbps line rate across optical transport distances of up to 70m over OM3 or 100m over OM4 multi-mode fiber.

Ubiquiti Part Number	UACC-OM-SFP28-SR	Vendor Name	LINK-PP
Form Factor	SFP28	Max Data Rate	25.7813Gbps
Wavelength	850nm	Max Cable Distance	100m@OM4/70m@OM3
Connector	Duplex LC	Media	MMF
Transmitter Type	VCSEL	Receiver Type	PIN
Power Consumption	≤3.3W	Extinction Ratio	>2dB
DDM/DOM	Supported	Operating Temperature Range	0°C to +70°C
TX Power	-8.4~2.4dBm	Minimum Receiver Power	＜-10.3dBm
Powerbudget	1.9dB	Receiver Overload	2.4dBm
DDM/DOM	Supported	FEC Function	Support RS-FEC, FC FEC
Protocols	SFF-8472, SFF-8024, SFF-8431, SFF-8432	Warranty	5 Years

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Q: Is the internal mechanical latch robust enough to handle frequent daily patch reconfigurations in a staging lab? By U***l on 2026-04-22

A: Yes, the secure Duplex LC bail latch mechanism is rigorously cycle-tested to ensure repeated clean connections without physical drift. By admin on 2026-04-23
Q: If our data center cooling system suffers a temporary failure, what is the maximum safe storage/idle temp threshold before internal optics degrade? By W***n on 2025-11-21

A: The transceiver housing can withstand non-operational storage temperatures ranging from -40°C up to 85°C without warping the internal optical array. By admin on 2025-11-22
Q: We have a critical cross-connect run that measures exactly 90m over OM4 fiber. Is that pushing the absolute edge of this optic's link budget? By A***y on 2025-03-08

A: Not at all, as long as your multi-mode fiber faces are clean and your patch panels are within normal insertion loss specs, it will hold a flawless 25G link. By admin on 2025-03-09

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J***l

Ireland

Verified Purchase

5 .0

2026-04-07

These modules are doing a fantastic job handling heavy virtualization traffic across our NVMe-over-Fabrics setup. The 850nm VCSEL laser holds up under high duty cycles. No CRC errors on the interfaces since deployment. Delivery to Ireland was fast, too.

117 Helpful vote Comments

J***d

Indonesia

Verified Purchase

5 .0

2026-03-13

Managing enterprise networks means constantly balancing tight budgets against stringent uptime SLAs. I ordered a batch of these LINK-PP 25GBASE-SR SFP28 transceivers for a corporate headquarters network refresh, linking our distribution switches across three separate floors. The 850nm VCSEL transceivers have given us absolutely zero trouble. They interface perfectly with our existing multi-mode fiber patch leads and panels. The real-time DOM diagnostics are vital for our proactive maintenance strategies, allowing us to see exactly how the optical links are performing. The modules are fully compliant with IEEE 802.3 and SFF-8472 standards, ensuring total interoperability. LINK-PP has engineered an exceptional product here that I highly recommend for enterprise switch infrastructure.

149 Helpful vote Comments

J***e

United Arab Emirates

Verified Purchase

5 .0

2026-03-02

Deployed 10 modules in our staging racks. Clean LC connections, snug fit.

40 Helpful vote Comments

G***w

Iran, Islamic Republic of

Verified Purchase

5 .0

2026-01-11

While these are commercial-grade (0-70°C) modules meant for controlled indoor server environments, we utilized them in our indoor staging lab to simulate short-distance 25G base station backhaul loops and edge aggregation configurations. The transceivers performed flawlessly under intensive packet injection testing mimicking heavy mobile data streams. The 850nm wavelength over Duplex LC multi-mode fiber provides excellent signal integrity over short distances, and the optical eye diagram was remarkably clean. The DOM feature works effortlessly on our carrier-grade edge routers, providing critical metrics on Tx laser degradation over time. LINK-PP's build quality is evident in the casing mold—there is no physical stickiness or insertion friction in high-density patch panels, which can be an annoying issue with cheap 3rd party clones. For indoor network distribution layers and telecom staging, this transceiver is exceptional value.

151 Helpful vote Comments

A***w

Macao

Verified Purchase

5 .0

2025-12-11

Upgraded our storage area network (SAN) from 10G to 25G using these LS-MM8525-S1C optical transceivers. The difference in throughput is night and day. No overheating issues in our standard 0-70°C commercial environment. clean and stable.

36 Helpful vote Comments

M***e

Romania

Verified Purchase

4 .0

2025-11-24

Ordered a pack of 12 for our corporate network room upgrade. Modules link up cleanly at 25Gbps on our switches. However, the outer packaging was missing the English user instruction leaflet. Not a big deal for experienced network engineers, but would be nice for completeness. Hardware is solid.

13 Helpful vote Comments

G***y

Lithuania

Verified Purchase

5 .0

2025-11-08

Excellent 25G SFP28 transceivers for server-to-switch interconnects in our regional data center. Checked the DDM info via CLI, and Tx/Rx optical powers are completely within nominal ranges. Will definitely look into LINK-PP for our next bulk fiber hardware procurement.

159 Helpful vote Comments

F***d

Hong Kong

Verified Purchase

5 .0

2025-10-03

Perfect fit for our data center leaf-spine architecture. 25G rate is stable, with low heat generation, and DOM readings are fully integrated into our SNMP monitoring dashboard. Very happy with this purchase.

48 Helpful vote Comments

I***n

Ireland

Verified Purchase

5 .0

2025-09-19

Our company recently migrated its primary backup cluster to a dedicated SAN fabric. We chose these 25G SFP28 multi-mode optical transceivers to bridge the 80-meter distance between our backup arrays and the core switch. Using OM4 fiber, the links established instantly at 25Gbps. We pulled the DDM data via CLI, and the optical output levels are perfectly optimized to prevent saturation while ensuring high signal-to-noise ratios. The modules fit snugly into our SFP28 ports with no loose play. The low power consumption is definitely a bonus for high-density networks where thermal management can be tricky.

161 Helpful vote Comments

R***g

Argentina

Verified Purchase

5 .0

2025-09-05

Cheap 25G SFP28 optics that actually deliver full bandwidth without running hot.

32 Helpful vote Comments

D***e

Morocco

Verified Purchase

5 .0

2025-07-26

Needed some affordable 25G multi-mode fiber 100m links for a new office floor deployment. LINK-PP delivered exactly what we needed. Passed all our Iperf3 stress tests over a 48-hour continuous burn-in. Solid build quality.

73 Helpful vote Comments

E***e

Singapore

Verified Purchase

5 .0

2025-05-15

Using these for internal server room patching between our main firewalls and core switches. The 100m distance limit on OM4 is perfect for our layout. Total peace of mind with the native DOM monitoring support. Will buy again.

85 Helpful vote Comments

B***g

Maldives

Verified Purchase

5 .0

2025-03-18

We use these in our high-density server racks. The short wavelength 850nm signal is clean, and the Duplex LC interface makes patching a breeze. Highly recommended for enterprise network engineers looking to save budget without compromising stability.

29 Helpful vote Comments

C***y

Spain

Verified Purchase

5 .0

2025-02-27

Super fast shipping to our warehouse in Spain. Modules work beautifully. ✨

53 Helpful vote Comments

M***e

Finland

Verified Purchase

5 .0

2023-08-13

Wanted some Sfp Cage for business use. I had some issues about the item and give them a email, then received great advice and suggestions. No sales pressure at all. Very pleased with both the product and service from Link-pp.

16 Helpful vote Comments

J***M

United States

Verified Purchase

5 .0

2023-07-16

It’s compatible with my devices. Quality of your products & your support is very good. 5 Stars for everything.

44 Helpful vote Comments

K***i

Maldives

Verified Purchase

5 .0

2023-07-13

Received what I ordered in a timely manner. Products arrived well packed and in perfect condition.

33 Helpful vote Comments

R***y

Canada

Verified Purchase

5 .0

2023-06-10

Simple order. Good price. Promptly delivered

62 Helpful vote Comments

C***n

Sweden

Verified Purchase

5 .0

2023-06-08

Always like to order network gear from you guys, awesome!

95 Helpful vote Comments

P***n

New Zealand

Verified Purchase

5 .0

2023-05-26

I finally decide to give LINK-PP Ethernet port a try, since they are not as expensive as an original module. The result makes me very satisfied. They work well with very low insertion loss on our equipment, and the connection is also very firm.

85 Helpful vote Comments

R***t

Taiwan, Province of China

Verified Purchase

5 .0

2023-05-20

Customer service is friendly and helpful. Price is charming. Quality is as expected.

96 Helpful vote Comments

N***v

Brazil

Verified Purchase

5 .0

2023-04-16

Brilliant and easy way to select the most suitable Transceiver Modules for my Switches.

23 Helpful vote Comments

H***n

Canada

Verified Purchase

5 .0

2023-04-06

Very easy to order, very good web display and cheaper than others

43 Helpful vote Comments

M***n

South Africa

Verified Purchase

5 .0

2023-03-16

The item was as advertized and delivered Fast

47 Helpful vote Comments

I***v

United States

Verified Purchase

5 .0

2023-01-13

It worked the way it was supposed to

84 Helpful vote Comments

B***s

Libyan Arab Jamahiriya

Verified Purchase

5 .0

2022-12-29

Great price for product and shipping. Fast shipping. Will shop again!

80 Helpful vote Comments

D***n

United States

Verified Purchase

5 .0

2022-12-20

Great. I got exactly what I expected

59 Helpful vote Comments

S***i

Spain

Verified Purchase

5 .0

2022-12-02

works fine.

54 Helpful vote Comments

j***a

United States

Verified Purchase

5 .0

2022-11-23

Good prices and value

49 Helpful vote Comments

S***g

Bulgaria

Verified Purchase

5 .0

2022-10-22

found it easy to shop LINK-PP although the system kept deleting my order

31 Helpful vote Comments

C***n

Denmark

Verified Purchase

5 .0

2022-09-15

Prices for some items are not very reasonable.

47 Helpful vote Comments

J***t

Brunei Darussalam

Verified Purchase

5 .0

2022-07-23

Really quick to order and the customer service responded to me very quickly.

51 Helpful vote Comments

M***y

Belarus

Verified Purchase

5 .0

2022-05-03

Ordering was quick with email notifications of shipping and tracking numbers. Price was very competitive.

12 Helpful vote Comments

L***i

United States

Verified Purchase

5 .0

2022-04-15

Cheap prices, Fast shipping and good products.

23 Helpful vote Comments

J***n

Israel

Verified Purchase

5 .0

2022-04-09

It’s not my first time dealing with this company but i’m just satisfied as usual.

84 Helpful vote Comments

A***l

Singapore

Verified Purchase

5 .0

2022-03-13

I have used the Chat process with other companies. I can't say enough good things about LINK-PP and their interactions with customers! Simply one of the best I have encountered!! A company with great service!

46 Helpful vote Comments

W***n

Sweden

Verified Purchase

5 .0

2022-01-14

The company works with us very easily and I would recommend them to others

65 Helpful vote Comments

M***l

Ireland

Verified Purchase

5 .0