We need to replace an existing 1510nm CWDM module in our aggregation switch. Is this a direct replacement?

The LS-CW5110-10C can be a direct replacement if the existing optic is a 10G CWDM SFP+ module using the 1510nm wavelength and duplex LC single-mode fiber. It is built to the SFP+ MSA standard, but compatibility can still vary by switch brand and model. Please confirm your exact device model before ordering, and make sure the module at the far end also uses the 1510nm CWDM channel.

Can we use this optical module in an LTE backhaul site?

Yes, the LS-CW5110-10C module is suitable for LTE backhaul and other 10G CWDM optical links. It supports 10Gbps transmission over single-mode fiber up to 10km and uses the 1510nm CWDM channel, making it a practical option for connecting LTE baseband equipment, aggregation switches, or remote network sites through a compatible CWDM MUX/DEMUX system.

We are building a 10G CWDM ring. Does the module work with a passive CWDM MUX/DEMUX?

Yes. The 1510nm wavelength is intended for 10G CWDM optical systems and can be used with a compatible passive CWDM MUX/DEMUX that includes the 1510nm channel.

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Cisco CWDM-SFP10G-1510-10 Compatible LINK-PP 10G SFP+ CWDM 1510nm 10km Duplex LC DOM SMF Optical Transceiver Module

Name: Cisco CWDM-SFP10G-1510-10 Compatible LINK-PP 10G SFP+ CWDM 1510nm 10km Duplex LC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 223794
Price: 87.72 USD
Availability: InStock
Rating: 4.9 (34 reviews)

# 223794

Product: Cisco CWDM-SFP10G-1510-10 Compatible LINK-PP 10G SFP+ CWDM 1510nm 10km Duplex LC DOM SMF Optical Transceiver Module
SKU: 223794
P/N: LS-CW5110-10C
Price: $ 102
Stock: 650 in Stock
Sold: 444
Product URL: https://www.l-p.com/products/483031.htm

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Compatible:: Cisco; LINK-PP; Brocade; FS; Generic; Juniper

Wavelength:: 1470nm; 1490nm; 1510nm; 1530nm; 1550nm; 1570nm; 1590nm; 1610nm

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Cisco CWDM-SFP10G-1510-10 Compatible LINK-PP 10G SFP+ Specifications

CWDM-SFP10G-1510-10 CWDM module delivers precision-engineered 10G optical connectivity by pairing a 1510nm EML laser with a sensitive PIN photodiode over dual LC single-mode fiber, enabling seamless 10km transmissions alongside continuous digital optical monitoring (DOM) for total link visibility.

Cisco Part Number	CWDM-SFP10G-1510-10	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1510nm	Max Cable Distance	10km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
TX Power	-1 to +5dBm	RX Power	-23 to -6dBm
Receiver Sensitivity	<-16dBm	DOM Support	Yes
Operating Temperature Range	0 to 70°C	Protocols	SFP+ MSA Compliant, SFF 8472,SFF 8431,802.3ae, ITU-T G.652

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Q: We need to replace an existing 1510nm CWDM module in our aggregation switch. Is this a direct replacement? By W***r on 2026-03-10

A: The LS-CW5110-10C can be a direct replacement if the existing optic is a 10G CWDM SFP+ module using the 1510nm wavelength and duplex LC single-mode fiber. It is built to the SFP+ MSA standard, but compatibility can still vary by switch brand and model. Please confirm your exact device model before ordering, and make sure the module at the far end also uses the 1510nm CWDM channel. By admin on 2026-03-11
Q: Can we use this optical module in an LTE backhaul site? By Y***s on 2025-07-24

A: Yes, the LS-CW5110-10C module is suitable for LTE backhaul and other 10G CWDM optical links. It supports 10Gbps transmission over single-mode fiber up to 10km and uses the 1510nm CWDM channel, making it a practical option for connecting LTE baseband equipment, aggregation switches, or remote network sites through a compatible CWDM MUX/DEMUX system. By admin on 2025-07-25
Q: We are building a 10G CWDM ring. Does the module work with a passive CWDM MUX/DEMUX? By X***r on 2025-02-19

A: Yes. The 1510nm wavelength is intended for 10G CWDM optical systems and can be used with a compatible passive CWDM MUX/DEMUX that includes the 1510nm channel. By admin on 2025-02-20

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Z***t

United Kingdom

Verified Purchase

5 .0

2026-06-08

Stable 10G CWDM 1510nm link over our 8.6km campus fiber route—plugged in and worked right away.

42 Helpful vote Comments

L***n

Austria

Verified Purchase

5 .0

2026-06-05

For a large-scale data room rollout, we installed a mix of 1470nm through 1610nm CWDM channels, including this 1510nm 10km SFP+ CWDM module. Its compact SFP+ footprint helped us maintain density, while the low-power design was useful in fully populated aggregation switches. We validated each circuit with fiber cleaning, DOM baseline capture, and long-duration traffic tests before handover. The optical budget was appropriate for our 10km maximum design requirement, and the units performed consistently across the batch. We would confidently use this model again for standard-temperature CWDM fiber networks.

102 Helpful vote Comments

Y***s

Sweden

Verified Purchase

5 .0

2026-05-17

This 1510nm CWDM 10G SFP+ module is a good fit for a shared-fiber project. It runs at 10G and works neatly alongside other CWDM wavelengths in the same optical transport path. We also appreciated the low power draw in a high-density switch.

67 Helpful vote Comments

B***d

Norway

Verified Purchase

5 .0

2026-04-08

We needed a 10G CWDM transceiver for a long single-mode connection in a university-style campus environment. The module worked well through the optical multiplexer, and the 1510nm channel stayed stable after several maintenance windows.

83 Helpful vote Comments

X***n

Mexico

Verified Purchase

5 .0

2026-03-18

Bought this CWDM module for a customer’s multi-building network where fiber pairs are limited. The 1510nm channel helped us expand the existing CWDM system instead of pulling new cable. Performance has been steady during normal office hours and backup traffic windows.

102 Helpful vote Comments

Z***r

Italy

Verified Purchase

5 .0

2026-02-13

Ordered a small batch for an enterprise network refresh project. All units were clearly marked as 1510nm, installed quickly in SFP+ slots, and came online without manual configuration. Great for organized CWDM deployments.

105 Helpful vote Comments

T***e

United States

Verified Purchase

5 .0

2026-01-31

Best price-to-performance ratio for standard 10km 1510nm CWDM SFP transceivers.

87 Helpful vote Comments

J***t

New Zealand

Verified Purchase

5 .0

2026-01-10

Our network operations team tested these modules in a multi-vendor 10GbE environment before a data center migration. We checked port recognition, DOM/DDM visibility, link negotiation, optical power reporting, and sustained traffic under load. The 1510nm CWDM optical transceiver maintained a stable connection over a 10km-class single-mode fiber route, and the LC duplex interface integrated cleanly with our existing structured cabling. The 0–70°C commercial specification makes it suitable for conditioned server rooms, telecom closets, and standard indoor cabinets. For teams building a cost-conscious 10G CWDM transport layer, this module has been a reliable part of our bill of materials.

106 Helpful vote Comments

I***s

Indonesia

Verified Purchase

5 .0

2025-11-25

We deployed the LS-CW5110-10C as part of a 10G CWDM ring supporting four campus buildings. The 1510nm wavelength was connected through a passive CWDM MUX/DEMUX, while the path included multiple LC/UPC patch panels and approximately 8.9km of single-mode fiber. Initial DOM readings were within expected operating margins, with received optical power comfortably above the module’s sensitivity threshold. After several weeks of production traffic—including backups, voice services, and virtualization replication—we saw no interface flaps, CRC errors, or abnormal temperature behavior.

134 Helpful vote Comments

W***e

Germany

Verified Purchase

5 .0

2025-11-02

Snagged the 1510nm channel for our Mux expansion — clean optical budget! (b^_^)b

55 Helpful vote Comments

E***s

Spain

Verified Purchase

5 .0

2025-10-11

This SFP+ optical module helped us move a busy 10G uplink onto a CWDM fiber pair instead of adding another cable run. It has handled regular backup jobs and inter-office traffic reliably. The commercial temperature rating is a good match for our air-conditioned network room.

96 Helpful vote Comments

S***n

Argentina

Verified Purchase

5 .0

2025-09-14

Solid 1510nm CWDM module — linked up instantly over our 8km campus link without missing a beat!

66 Helpful vote Comments

D***s

Thailand

Verified Purchase

5 .0

2025-08-29

We selected the LS-CW5110-10C 10G CWDM module for a shared-fiber office park installation. It fit our 1510nm CWDM design, worked over standard single-mode fiber, and avoided the cost of installing additional fiber infrastructure. Very practical solution.

75 Helpful vote Comments

C***s

Republic of Korea

Verified Purchase

5 .0

2025-07-22

We tested this 10G CWDM optical module across several switch ports in our lab before rolling it out. It was recognized normally and the diagnostic information was available through the device interface. Nice to have DOM when troubleshooting fiber cleanliness or attenuation.

110 Helpful vote Comments

F***l

Philippines

Verified Purchase

4 .0

2025-06-21

Solid 10G CWDM 1510nm performance for the price. Delivery took a couple of extra days due to the carrier handoff, not the product, and the module arrived working perfectly. We would order again for routine commercial installs.

28 Helpful vote Comments

U***g

Japan

Verified Purchase

5 .0

2025-06-09

Plug-and-play 10G SFP+ optics, zero link flaps across our metro ring.

74 Helpful vote Comments

U***e

France

Verified Purchase

5 .0

2025-04-11

Hot-swapped seamlessly in our live aggregation rack with zero voltage sag.

62 Helpful vote Comments

H***n

South Africa

Verified Purchase

4 .0

2025-03-16

We installed these in a data room for 10G building-to-building connectivity and the optical levels have stayed steady. The shipment was split into two deliveries, which slowed down our installation schedule slightly, but the product quality was good.

34 Helpful vote Comments

W***y

India

Verified Purchase

5 .0

2025-01-18

Installed several LS-CW5110-10C 10G SFP+ modules in a small data center CWDM setup. Each module locked at 10Gbps and the duplex LC ports were easy to patch into our existing panels. Good option when you need to add capacity without installing more fiber.

80 Helpful vote Comments

A***t

New Zealand

Verified Purchase

5 .0

2024-09-07

Each of my buying experiences has been very positive.

22 Helpful vote Comments

T***g

India

Verified Purchase

5 .0

2024-06-24

The shopping experience is amazing. The Account Manager is so nice and considerate. She helped a lot during the purchaing.Even after I placed my order, she contuined to send emails to inform me about the logistic.

39 Helpful vote Comments

N***d

United States

Verified Purchase

5 .0

2024-05-03

Great place to get what I need Fast.

67 Helpful vote Comments

S***s

Russian Federation

Verified Purchase

5 .0

2024-04-23

Friendly and super helpful customer service and Fast, efficient delivery of top quality modules.

109 Helpful vote Comments

P***k

United States

Verified Purchase

5 .0

2024-02-27

everything received on time. as advertised. good deal!

56 Helpful vote Comments

J***n

United States

Verified Purchase

5 .0

2024-02-08

Looks just like the picture on the website... Works well and affordable.

99 Helpful vote Comments

Y***e

United States

Verified Purchase

5 .0

2023-12-24

l-p.com is the best Optical Transceiver Modules when buying fiber products. Fast delivery.

57 Helpful vote Comments

W***a

Italy

Verified Purchase

5 .0

2023-10-15

Spent almost three days looking for the items. Now I've got it! they are in new condition at a good price.

88 Helpful vote Comments

P***n

Brunei Darussalam

Verified Purchase

5 .0

2023-10-11

l-p.com is a great website which allows for hugh selections and customed Optical Transceiver Module. I found it very intuitive and easy to navigate. .

68 Helpful vote Comments

M***l

Argentina

Verified Purchase

5 .0

2023-09-24

Ease of finding what I needed and ordering it.

21 Helpful vote Comments

J***d

Philippines

Verified Purchase

5 .0