Are these SFP28 chipsets protocol-transparent enough to support 32G Fibre Channel SAN traffic alongside 25G Ethernet?

These specific modules are clock-optimized for 25G Ethernet and eCPRI wireless transport protocols up to 25.78Gbps. For 32G Fibre Channel networks, we recommend using our dedicated 32G FC SFP28 line to prevent data jitter.

Do these 25G BiDi modules run over a single strand of OS2 single-mode fiber, and do I need to buy them in matching pairs?

Yes, they use an LC Simplex connector to transmit and receive over one single fiber strand, doubling your cabling capacity. You must deploy them in matching Upstream (TX1270nm) and Downstream (TX1330nm) pairs to establish the link.

Do these single-fiber BiDi optics support standard SFF-8472 digital optical monitoring (DOM) for real-time telemetry?

Absolutely. You can pull real-time diagnostics like TX/RX optical power, laser bias current, and temperature directly via SNMP to catch fiber issues before a link drops.

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HW 25GBase-BX-U Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module

Name: HW 25GBase-BX-U Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 212880
Price: 30.96 USD
Availability: InStock
Rating: 5 (25 reviews)

# 212880

Product: HW 25GBase-BX-U Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module
SKU: 212880
P/N: LS-BL273325-20C
Price: $ 36
Stock: 1420 in Stock
Sold: 751
Product URL: https://www.l-p.com/products/477074.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

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Manufacture: LINK-PP

P/N: LS-BL273325-20C

Compatible:: Cisco; LINK-PP; Arista; Brocade; DELL; HW; Intel; Juniper; Mellanox

Compatible P/N:: 25GBase-BX-D | 10km; 25GBase-BX-U | 10km; SFP-25G-BXD1-I | 10km; SFP-25G-LR-BXU1-I | 10km; 25GBase-BX-U | 20km; SFP-25G-eLR-BXU1-I | 20km; 25GBase-BX-D4 | 40km; 25GBase-BX-D4-I | 40km; 25GBase-BX-U4 | 40km; 25GBase-BX-U4-I | 40km

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HW 25GBase-BX-U Compatible LINK-PP 25G SFP28 Specifications

25GBase-BX-U operates as a streamlined 25G SFP28 BiDi optical transceiver that sustains dependable 20km links via 1270nm-TX/1330nm-RX wavelengths, engineered with an acute receiver sensitivity of <-14dBm to ensure integrity from 0°C to 70°C.

HW Part Number	25GBase-BX-U	Vendor Name	LINK-PP
Form Factor	SFP28	Max Data Rate	25.78Gbps
Wavelength	1270nm-TX/1330nm-RX	Max Cable Distance	20km
Connector	Simplex LC	Media	SMF
Transmitter Type	DFB	Receiver Type	PIN
TX Power	-1 to +7dBm	RX Power	-15 to +3dBm
Receiver Sensitivity	<-14dBm	Receiver Overload	2dBm
DDM	Supported	Operating Temperature Range	0°C to +70°C
Protocols	eCPRI, SFF-8472, SFF-8432, SFF-8431	Warranty	5 Years

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Q: Are these SFP28 chipsets protocol-transparent enough to support 32G Fibre Channel SAN traffic alongside 25G Ethernet? By F***r on 2025-12-15

A: These specific modules are clock-optimized for 25G Ethernet and eCPRI wireless transport protocols up to 25.78Gbps. For 32G Fibre Channel networks, we recommend using our dedicated 32G FC SFP28 line to prevent data jitter. By admin on 2025-12-16
Q: Do these 25G BiDi modules run over a single strand of OS2 single-mode fiber, and do I need to buy them in matching pairs? By E***w on 2025-09-08

A: Yes, they use an LC Simplex connector to transmit and receive over one single fiber strand, doubling your cabling capacity. You must deploy them in matching Upstream (TX1270nm) and Downstream (TX1330nm) pairs to establish the link. By admin on 2025-09-09
Q: Do these single-fiber BiDi optics support standard SFF-8472 digital optical monitoring (DOM) for real-time telemetry? By G***s on 2025-04-04

A: Absolutely. You can pull real-time diagnostics like TX/RX optical power, laser bias current, and temperature directly via SNMP to catch fiber issues before a link drops. By admin on 2025-04-05

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G***l

Denmark

Verified Purchase

5 .0

2026-04-14

Perfect for our enterprise backbone optical link upgrades We bought a batch of these for an enterprise backbone optical link project across three regional offices. The multi-brand switch compatibility is unmatched—we plugged the TX1270nm into Cisco on one end and the TX1330nm into Juniper on the other, and they synced up immediately at 25Gbps. If you need reliable, high-density fiber connections without paying the OEM tax, this is it.

97 Helpful vote Comments

R***n

Turkey

Verified Purchase

5 .0

2026-04-07

Perfect for my 25G NAS aggregation link Connected my main video editing rig to our central storage rack via a single-strand OS2 patch cord. Blazing fast transfer speeds!

104 Helpful vote Comments

A***r

France

Verified Purchase

5 .0

2026-03-20

Works like a charm. Plugged it in, got the 25G link light, forgot about it. Perfect.

38 Helpful vote Comments

K***n

Republic of Korea

Verified Purchase

5 .0

2026-03-12

Cheap and reliable 25G. Cheaper than the competition and works twice as good. Doubled our fiber capacity instantly.

49 Helpful vote Comments

E***k

Spain

Verified Purchase

5 .0

2026-03-03

Highly recommended for telco networks Stable transmission distance and accurate DOM/DDM telemetry over a single LC fiber interface. Essential gear for modern ISPs.

19 Helpful vote Comments

A***n

France

Verified Purchase

5 .0

2026-02-19

Excellent wholesale experience Excellent service, fast processing, and top-tier bulk B2B transceiver wholesale pricing. Our infrastructure team is very pleased with these SFP28 optical modules.

37 Helpful vote Comments

M***z

Russian Federation

Verified Purchase

5 .0

2026-02-11

Best value 25G SFP28 optical transceiver out there Hands down the best deal on the market right now for single-strand 25G. Runs cool, draws very little power, and hits full bandwidth.

79 Helpful vote Comments

E***s

Thailand

Verified Purchase

5 .0

2025-10-28

Very stable power consumption. They draw less than 1.5W per module even at 25G speeds, keeping our switch thermal loads down. Brilliant engineering.

83 Helpful vote Comments

E***s

Viet Nam

Verified Purchase

4 .0

2025-10-20

Awesome optics, but shipping box arrived slightly crushed The transceivers themselves are top-notch and passed loopback testing with flying colors, but the external white packaging box got banged up during international transit. Better wrap next time please! Product performance is 5/5 though.

39 Helpful vote Comments

T***t

Philippines

Verified Purchase

5 .0

2025-10-11

A must-have for 25G WAN upgrades Upgraded our main corporate WAN gateway links using these BiDi optics. Zero packet drop over a week-long soak test.

15 Helpful vote Comments

E***n

Indonesia

Verified Purchase

5 .0

2025-10-03

Fast shipping, great support. The engineering support team helped us pre-code the EEPROM for switch compatibility before shipping. Top-tier service!

85 Helpful vote Comments

S***s

Argentina

Verified Purchase

5 .0

2025-09-18

Excellent RX sensitivity on single-strand fiber runs We measured the receiver sensitivity on a 10km single-mode simplex spool, and it performed well within the safe margins of the 25G protocol specifications. Excellent quality control on the internal laser diodes.

75 Helpful vote Comments

E***s

Indonesia

Verified Purchase

5 .0

2025-09-01

Flawless core-to-distribution link setup Using these for our 25G distribution layer links. Extremely low latency and reliable optical performance.

63 Helpful vote Comments

S***e

Egypt

Verified Purchase

5 .0

2025-08-27

Rock solid 25G performance. Been running these for a month straight in our core rack. Rock solid performance. No complaints.

52 Helpful vote Comments

E***e

Canada

Verified Purchase

5 .0

2025-08-19

Clean DDM readouts at 25G! Popped 20 of these BiDi optical modules into our aggregate cluster. The DDM/DOM real-time monitoring works perfectly on our edge OS, showing super stable RX power values over a single strand. Solid buy.

42 Helpful vote Comments

P***e

Morocco

Verified Purchase

5 .0

2024-05-10

Great prices. Great Service.

50 Helpful vote Comments

J***n

United States

Verified Purchase

5 .0

2024-05-08

Excellent service delivery on time and very Fast and accurate.

98 Helpful vote Comments

B***r

Ukraine

Verified Purchase

5 .0

2023-11-29

Very pleased with the service I received. They were very cordial. And I received the product quickly. Good quality.

63 Helpful vote Comments

F***o

Bulgaria

Verified Purchase

5 .0

2023-11-09

High quality product, shipping fee could be lower.

25 Helpful vote Comments

C***z

Spain

Verified Purchase

5 .0

2023-08-13

What a fun online buying experience

37 Helpful vote Comments

A***r

Philippines

Verified Purchase

5 .0

2023-07-27

These are brilliant. As a third party module, it actually works as advertised with Pulse.

42 Helpful vote Comments

L***c

Bulgaria

Verified Purchase

5 .0

2023-07-22

Everything arrived on time and in good shape. Thanks

25 Helpful vote Comments

B***s

Israel

Verified Purchase

5 .0

2023-06-23

great place to shop!

52 Helpful vote Comments

C***n

Romania

Verified Purchase

5 .0

2023-05-06

It really worked well and we received it very Fast.

56 Helpful vote Comments

f***a

Sweden

Verified Purchase

5 .0

2023-01-25

I needed the sfp cage quickly. Did not want to spend a whole lot of time trying to muddle through a complicated website looking for what I wanted. LINK-PP did just that. Up to this point I did not have a favorite site for my needs. Now I do.

57 Helpful vote Comments