Our network management system polls SFF-8472 registers via SNMP — does this CWDM SFP+ module report live light levels correctly?

Absolutely, it fully supports SFF-8472 compliant real-time Digital Diagnostic Monitoring (DOM) for reading live temperature, voltage, and Rx/Tx power.

We have a 17km single-mode link with two patch panels — does the PIN photodiode have enough sensitivity?

Yes, the combination of the cooled EML laser and high-sensitivity PIN receiver provides ample optical power budget for 20km single-mode fiber links.

Can I hot-swap this 1590nm CWDM module directly into a running core switch port without disrupting adjacent 10G traffic?

Absolutely, its hot-pluggable SFP+ footprint and low power draw allow safe live insertion with minimal risk of voltage drops or link flaps on neighboring ports.

Can we aggregate this LS-CW5910-20C 10G SFP+ module with other CWDM channels into a passive 18-channel Mux/Demux?

Yes, its 1590nm wavelength strictly complies with the ITU-T CWDM grid for seamless multiplexing into passive CWDM systems.

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Ciena CWDM-SFP10G-1590 Compatible LINK-PP 10G SFP+ CWDM 1590nm 20km Duplex LC DDM SMF Optical Transceiver Module

Name: Ciena CWDM-SFP10G-1590 Compatible LINK-PP 10G SFP+ CWDM 1590nm 20km Duplex LC DDM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 222468
Price: 233.06 USD
Availability: InStock
Rating: 4.9 (18 reviews)

# 222468

Product: Ciena CWDM-SFP10G-1590 Compatible LINK-PP 10G SFP+ CWDM 1590nm 20km Duplex LC DDM SMF Optical Transceiver Module
SKU: 222468
P/N: LS-CW5910-20C
Price: $ 271
Stock: 368 in Stock
Sold: 571
Product URL: https://www.l-p.com/products/483364.htm

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Manufacture: LINK-PP

P/N: LS-CW5910-20C

Compatible:: Cisco; LINK-PP; Brocade; Ciena; Dell; FS; Generic; H3C; Juniper

Wavelength:: 1270nm; 1290nm; 1310nm; 1330nm; 1350nm; 1370nm; 1390nm; 1410nm; 1430nm; 1450nm; 1470nm; 1490nm; 1510nm; 1530nm; 1550nm; 1570nm; 1590nm; 1610nm

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Ciena CWDM-SFP10G-1590 Compatible LINK-PP 10G SFP+ Specifications

CWDM-SFP10G-1590 represents a 10G CWDM SFP+ optical transceiver at 1590nm, utilizing a cooled EML laser and PIN photodiode to achieve reliable duplex LC optical links over single-mode fiber up to 20km, with built-in digital diagnostic monitoring for ongoing system visibility.

Ciena Part Number	CWDM-SFP10G-1590	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1590nm	Max Cable Distance	20km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
TX Power	-1 to +5dBm	RX Power	-23 to -6dBm
Receiver Sensitivity	<-16dBm	DDM Support	Yes
Operating Temperature Range	0 to 70°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI, ITU-T G.652

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LS-CWxx10-20C 1471-1611.pdf

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Q: Our network management system polls SFF-8472 registers via SNMP — does this CWDM SFP+ module report live light levels correctly? By R***h on 2026-03-10

A: Absolutely, it fully supports SFF-8472 compliant real-time Digital Diagnostic Monitoring (DOM) for reading live temperature, voltage, and Rx/Tx power. By admin on 2026-03-11
Q: We have a 17km single-mode link with two patch panels — does the PIN photodiode have enough sensitivity? By H***s on 2026-01-11

A: Yes, the combination of the cooled EML laser and high-sensitivity PIN receiver provides ample optical power budget for 20km single-mode fiber links. By admin on 2026-01-12
Q: Can I hot-swap this 1590nm CWDM module directly into a running core switch port without disrupting adjacent 10G traffic? By W***s on 2025-08-02

A: Absolutely, its hot-pluggable SFP+ footprint and low power draw allow safe live insertion with minimal risk of voltage drops or link flaps on neighboring ports. By admin on 2025-08-03
Q: Can we aggregate this LS-CW5910-20C 10G SFP+ module with other CWDM channels into a passive 18-channel Mux/Demux? By C***e on 2025-05-28

A: Yes, its 1590nm wavelength strictly complies with the ITU-T CWDM grid for seamless multiplexing into passive CWDM systems. By admin on 2025-05-29

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L***n

India

Verified Purchase

5 .0

2026-05-11

Used this 10G SFP+ 1590nm CWMD module for a multi-building media network. We needed a commercial-temperature module for an indoor equipment room, not an industrial optic, and this was the right specification. Link performance has been boring—in the best way.

98 Helpful vote Comments

G***e

United Kingdom

Verified Purchase

5 .0

2026-04-18

Perfect for our 16km campus fiber link setup, cheap and rock solid.

55 Helpful vote Comments

B***d

Japan

Verified Purchase

5 .0

2026-02-03

Good optical power margin and reliable Duplex LC connectivity.

74 Helpful vote Comments

U***n

France

Verified Purchase

4 .0

2026-01-05

Transceiver works perfectly at 10G 1590nm with excellent link margin over 14km. Only knocked off one star because customs clearance took two days longer than expected at the Paris hub.

27 Helpful vote Comments

V***m

Brazil

Verified Purchase

5 .0

2025-12-04

The module arrived coded for our supported 10G SFP+ hosts and was recognized without extra work. Duplex LC patching kept the install simple, and the EML/PIN design gave us dependable signal levels across our single-mode fiber route.

82 Helpful vote Comments

I***e

Sweden

Verified Purchase

5 .0

2025-05-19

We deployed the LS-CW5910-20C module on an 18.7km enterprise campus backbone using existing single-mode fiber and a passive CWDM MUX/DEMUX pair. The requirement was a dedicated 1590nm 10G channel for storage replication while retaining capacity for future wavelengths on the same fiber plant. Both ends established 10GbE cleanly, and DOM monitoring showed stable laser temperature, supply voltage, TX power, and RX power throughout the burn-in period. The EML transmitter and PIN receiver combination gave us comfortable headroom on this route, which includes several patch panels and a building entrance splice. We also checked error counters during scheduled backup traffic and did not see CRC growth or link flaps. For indoor commercial deployments where the environment stays within 0–70°C, this is a practical 20km CWDM SFP+ optical module.

141 Helpful vote Comments

K***r

Russian Federation

Verified Purchase

4 .0

2025-02-28

Hardware performance is 100% as advertised on 1590nm wavelength and 20km SMF distance. Order tracking update was delayed by 24 hours during transit, but product quality is great.

18 Helpful vote Comments

S***g

Philippines

Verified Purchase

5 .0

2024-07-01

answer my question very quick, thanks to that I bought this item

24 Helpful vote Comments

D***n

Germany

Verified Purchase

5 .0

2024-04-19

They are of very good quality

38 Helpful vote Comments

P***e

Turkey

Verified Purchase

5 .0

2024-02-21

very pleased w/ all orders to date.

71 Helpful vote Comments

E***g

Canada

Verified Purchase

5 .0

2024-01-06

Outstanding service and delivery.

32 Helpful vote Comments

N***e

Canada

Verified Purchase

5 .0

2023-11-26

The products I received works well now. You are the best platform to buy the 10/25/40G Transceiver Modules products. Thank you.

60 Helpful vote Comments

S***n

United Arab Emirates

Verified Purchase

5 .0

2023-11-03

Awesome service and great price. Will recommend this company to my friends and family.

89 Helpful vote Comments

S***a

Netherlands

Verified Purchase

5 .0

2023-07-14

work good without any issue. Easy to navigate website, check-out Fast and efficient. Highly recommended and great prices and cheaper than many other stores.Will buy more here in the future.

28 Helpful vote Comments

C***s

Finland

Verified Purchase

5 .0

2023-07-13

Easy to use web site.

21 Helpful vote Comments

H***n

Ireland

Verified Purchase

5 .0

2023-05-02

I purchased 40G Transceiver Modules several months ago, it works well so far. I was totally satisfied with it. This time, I bought this kind of 100G Optical Transceiver Module to work with my new equipment.Hope it is also very compatible.

47 Helpful vote Comments

S***n

Russian Federation

Verified Purchase

5 .0

2023-03-30

The order shipped out and delivered on time.

15 Helpful vote Comments

i***d

Argentina

Verified Purchase

5 .0