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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DELL SFP-25G23-BX20 Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module

Name: DELL SFP-25G23-BX20 Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 212879
Price: 30.96 USD
Availability: InStock
Rating: 4.9 (19 reviews)

# 212879

Product: DELL SFP-25G23-BX20 Compatible LINK-PP 25G SFP28 BiDi 1270nm-TX/1330nm-RX 20km Simplex LC/UPC DDM SMF Optical Transceiver Module
SKU: 212879
P/N: LS-BL273325-20C
Price: $ 36
Stock: 1414 in Stock
Sold: 810
Product URL: https://www.l-p.com/products/494016.htm

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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:: SFP-25GBX-D-10I | 10km; SFP-25GBX-U-10I | 10km; SFP-25G23-BX20 | 20km; SFP-25G23-BX20-I | 20km; SFP-25G32-BX20 | 20km; SFP-25G32-BX20-I | 20km; SFP-25G23-BX40 | 40km; SFP-25G32-BX40 | 40km

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DELL SFP-25G23-BX20 Compatible LINK-PP 25G SFP28 Specifications

SFP-25G23-BX20 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.

DELL Part Number	SFP-25G23-BX20	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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A***t

Japan

Verified Purchase

5 .0

2026-04-01

Exactly what I needed for 25G. Matches all the specifications perfectly. 25G network feels so smooth.

19 Helpful vote Comments

G***g

Sweden

Verified Purchase

5 .0

2026-03-28

Incredible price for data center network deployment As a data center network deployment engineer, I'm always skeptical of third-party 25G optics. We put these through a grueling 72-hour bit-error-rate (BERT) stress test in our lab. The results were flawless—stable laser bias current, optimal optical output power, and excellent receiver sensitivity. Ordering another bulk batch next week.

131 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***z

Italy

Verified Purchase

4 .0

2026-02-27

Good product, but delayed by local customs The SFP28 transceiver works exactly as described on our switches, but delivery to Italy took two days longer than estimated due to customs processing. Apart from the minor delay, the hardware is fantastic.

31 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

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

B***g

Mexico

Verified Purchase

5 .0

2025-09-25

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

42 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

J***z

South Africa

Verified Purchase

5 .0

2025-09-09

Saved our campus fiber backbone deployment We were quoted an astronomical price by our primary vendor for original 25G optics. Found theseSFP28 BiDi modules, checked the specs, and ordered 50 units for our campus network overhaul between buildings. They are performing brilliantly on our 10km single-mode fiber runs, and we saved half our fiber strands for future use! Not a single CRC error or dropped packet after 3 weeks of high-volume testing.

68 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

P***n

France

Verified Purchase

5 .0

2024-03-21

Their customer service has been great! Love that I can call and they are friendly and willing to answer all my questions. I also like that I can go online and find everything I need. Their website is user friendly! Highly recommend!!

13 Helpful vote Comments

M***u

Denmark

Verified Purchase

5 .0

2023-12-04

I received it on time, packaging was well put together.

49 Helpful vote Comments

B***r

Ukraine

Verified Purchase

5 .0