Can we get sample pieces for a quick compatibility test before placing our main bulk order?

We can certainly arrange samples for evaluation — please feel free to contact our sales team to discuss obtaining samples of compatible modules for testing.

Our outdoor enclosure gets pretty hot in summer (around 60°C) – is the operating temp range enough or should I worry?

The 0-70°C range should handle 60°C ambient fine, especially with some airflow in the enclosure. If you're pushing closer to the limit, we also offer modules that support a wide temperature range (up to 85°C).

Running a 10G link between two campus buildings about 7km apart – will this 1550nm CWDM module handle that distance reliably?

Absolutely, the 10km rating gives you plenty of headroom for a 7km run over single-mode fiber. We've seen customers deploy these on similar campus links with zero signal issues.

We want to expand bandwidth without laying new fiber cables. Can we run this 1550nm module alongside other CWDM wavelengths on the same fiber pair?

Exactly. That is the core advantage of this module. By utilizing the ITU-T CWDM grid, you can multiplex multiple independent wavelengths — such as 1470nm to 1610nm channels — over a single pair of SMF using passive CWDM Mux/Demux filters, multiplying your existing fiber capacity without new cabling.

Can we use standard OS2 patch cords with these units for our 10km building-to-building link?

Yes, the built-in duplex LC receptacle matches perfectly with standard single-mode fiber patch cables for smooth 10.7Gbps transmission.

Breadcrumb: Home; Products; Optics Transceivers | SFP Modules; 10/25/40G/100G Transceiver Modules; 10G CWDM/DWDM SFP+; 220367

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Cisco CWDM-SFP10G-1550-10 Compatible LINK-PP 10G SFP+ CWDM 1550nm 10km Duplex LC DOM SMF Optical Transceiver Module

Name: Cisco CWDM-SFP10G-1550-10 Compatible LINK-PP 10G SFP+ CWDM 1550nm 10km Duplex LC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 220367
Price: 87.72 USD
Availability: InStock
Rating: 5 (29 reviews)

# 220367

Product: Cisco CWDM-SFP10G-1550-10 Compatible LINK-PP 10G SFP+ CWDM 1550nm 10km Duplex LC DOM SMF Optical Transceiver Module
SKU: 220367
P/N: LS-CW5510-10C
Price: $ 102
Stock: 342 in Stock
Sold: 928
Product URL: https://www.l-p.com/products/483072.htm

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

For Order Over $3000 Get $50.00 Off , Code: Linkpp50

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Manufacture: LINK-PP

P/N: LS-CW5510-10C

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

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

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Cisco CWDM-SFP10G-1550-10 Compatible LINK-PP 10G SFP+ Specifications

With a 1550nm CWDM design, CWDM-SFP10G-1550-10 pairs a DFB laser with a PIN photodiode, supports duplex LC connection, extends transmission up to 10km over single-mode fiber, and includes real-time digital diagnostic monitoring for continuous tracking of module performance data.

Cisco Part Number	CWDM-SFP10G-1550-10	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1550nm	Max Cable Distance	10km
Connector	Duplex LC	Media	SMF
Transmitter Type	DFB	Receiver Type	PIN
TX Power	-5 to +1dBm	RX Power	-16 to -1dBm
Receiver Sensitivity	<-14.5dBm	Receiver Overload	0.5dBm
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: Can we get sample pieces for a quick compatibility test before placing our main bulk order? By D***n on 2026-03-17

A: We can certainly arrange samples for evaluation — please feel free to contact our sales team to discuss obtaining samples of compatible modules for testing. By admin on 2026-03-18
Q: Our outdoor enclosure gets pretty hot in summer (around 60°C) – is the operating temp range enough or should I worry? By T***s on 2026-02-02

A: The 0-70°C range should handle 60°C ambient fine, especially with some airflow in the enclosure. If you're pushing closer to the limit, we also offer modules that support a wide temperature range (up to 85°C). By admin on 2026-02-03
Q: Running a 10G link between two campus buildings about 7km apart – will this 1550nm CWDM module handle that distance reliably? By S***l on 2025-11-13

A: Absolutely, the 10km rating gives you plenty of headroom for a 7km run over single-mode fiber. We've seen customers deploy these on similar campus links with zero signal issues. By admin on 2025-11-14
Q: We want to expand bandwidth without laying new fiber cables. Can we run this 1550nm module alongside other CWDM wavelengths on the same fiber pair? By M***l on 2025-08-08

A: Exactly. That is the core advantage of this module. By utilizing the ITU-T CWDM grid, you can multiplex multiple independent wavelengths — such as 1470nm to 1610nm channels — over a single pair of SMF using passive CWDM Mux/Demux filters, multiplying your existing fiber capacity without new cabling. By admin on 2025-08-09
Q: Can we use standard OS2 patch cords with these units for our 10km building-to-building link? By V***s on 2025-04-21

A: Yes, the built-in duplex LC receptacle matches perfectly with standard single-mode fiber patch cables for smooth 10.7Gbps transmission. By admin on 2025-04-22

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A***r

India

Verified Purchase

5 .0

2026-05-11

We deployed these in our metro fiber setup for backhaul and they've been rock solid. The 1550nm wavelength pairs perfectly with our CWDM mux/demux. DOM data is accurate and helps us monitor power levels remotely. Highly recommend for anyone building a 10G ring topology.

93 Helpful vote Comments

O***l

United Kingdom

Verified Purchase

5 .0

2026-04-18

Great 10km reach over OS2 SMF, tested and verified.

38 Helpful vote Comments

H***d

Netherlands

Verified Purchase

5 .0

2026-03-21

Great for extending our data center links. We replaced some older optics transceivers with these 1550nm CWDM modules and the performance improvement is noticeable. Bias current and RX power are stable. The LC connector is high quality, with no wobble.

87 Helpful vote Comments

N***s

Japan

Verified Purchase

5 .0

2026-02-03

DOM monitoring is spot-on, exactly what we needed for our fiber links.

64 Helpful vote Comments

S***s

South Africa

Verified Purchase

5 .0

2026-01-09

Just completed a campus-wide 10G fiber rollout using these CWDM 10G SFP+ transceivers for all inter-building connections. The plug-and-play compatibility with our switch fleet saved us hours of configuration time, and the DOM readings match our handheld test equipment perfectly. Build quality is excellent with tight LC connectors and no signal degradation even on our longest 9km links. For the price point, these deliver enterprise-grade performance that rivals name-brand optics at a fraction of the cost.

115 Helpful vote Comments

E***l

Brazil

Verified Purchase

5 .0

2025-12-04

Best value for 10G CWDM 1550nm, we ordered 50 more after testing one.

79 Helpful vote Comments

E***r

United States

Verified Purchase

5 .0

2025-11-14

Works perfectly in our 10G CWDM ring, 1550nm channel is stable.

46 Helpful vote Comments

W***s

Thailand

Verified Purchase

5 .0

2025-10-23

We replaced our aging 10G optics with these 1550nm CWDM modules across four data halls and the results have been outstanding. The digital diagnostics integrate seamlessly with our network management system, allowing us to track performance metrics via SNMP without any hiccups. They're fully hot-swappable, MSA-compliant, and work across our multi-vendor switch fabric. Planning to order several hundred more for our next phase of expansion.

138 Helpful vote Comments

S***r

Spain

Verified Purchase

5 .0

2025-09-02

Tested these against a name-brand equivalent and couldn't tell the difference. The 10G SFP+ CWDM 1550nm specs match the datasheet exactly. We're using them in a redundant pair configuration and failover works flawlessly.

104 Helpful vote Comments

J***n

Norway

Verified Purchase

5 .0

2025-07-25

Perfect for our 10G Ethernet backbone. The 1550nm wavelength is ideal for CWDM multiplexing. We've pushed these to 9.5km with no signal degradation. The SFF-8472 compliance ensures compatibility with our monitoring tools.

94 Helpful vote Comments

Z***y

Sweden

Verified Purchase

5 .0

2025-05-19

We use these in our ISP network for last-mile fiber delivery. The 10km reach is perfect for our coverage area. DOM monitoring helps us catch potential issues before they become outages. Price point is competitive, especially for bulk orders.

118 Helpful vote Comments

C***t

Germany

Verified Purchase

5 .0

2025-04-22

Plug-and-play with our core switches, no compatibility issues at all.

42 Helpful vote Comments

N***n

Australia

Verified Purchase

5 .0

2025-03-15

Running hot in our rack but still within commercial temperature range, no issues.

61 Helpful vote Comments

R***n

Nepal

Verified Purchase

5 .0

2024-10-26

Website easy to navigate and clear. Product info is comprehensive. Fast delivery and paperwork emailed rapidly. Great.

45 Helpful vote Comments

J***s

Japan

Verified Purchase

5 .0

2024-10-04

Link-PP always has excellent prices. I've never had to deal with their service center because I haven't needed to.

51 Helpful vote Comments

T***r

Nepal

Verified Purchase

5 .0

2024-09-23

Very informative and professional customer service. The staff was very helpful in our selection of 10/25/40G Transceiver Modules, and walked us through the process.

81 Helpful vote Comments

M***m

Finland

Verified Purchase

5 .0

2024-08-08

love it .

88 Helpful vote Comments

H***n

United Kingdom

Verified Purchase

5 .0