Can I just plug this 1530nm SFP+ module into our existing CWDM MUX tray without worrying about channel bleed?

Absolutely. As long as your MUX panel has a matching 1530nm channel assigned, it will pass through cleanly with zero optical interference across adjacent wavelengths.

Does this LS-CW5310-40C 10G CWDM module support hot-swappable replacement while our core aggregation switch remains powered on and serving live traffic?

Yes, it features a hot-pluggable SFP+ footprint allowing safe insertion or removal without interrupting adjacent port traffic.

Our rack density is high and ambient temps hit around 45°C. Will the cooled EML laser in this module stay stable?

Yes, the integrated cooled EML laser maintains precise 1530nm wavelength stability even under high internal case temperatures up to the 70°C operating limit.

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HPE CWDM-SFP10G-1530 Compatible LINK-PP 10G SFP+ CWDM 1530nm 40km Duplex LC DDM SMF optical Transceiver Module

Name: HPE CWDM-SFP10G-1530 Compatible LINK-PP 10G SFP+ CWDM 1530nm 40km Duplex LC DDM SMF optical Transceiver Module
Brand: LINK-PP
SKU: 221950
Price: 220.16 USD
Availability: InStock
Rating: 4.9 (23 reviews)

# 221950

Product: HPE CWDM-SFP10G-1530 Compatible LINK-PP 10G SFP+ CWDM 1530nm 40km Duplex LC DDM SMF optical Transceiver Module
SKU: 221950
P/N: LS-CW5310-40C
Price: $ 256
Stock: 644 in Stock
Sold: 602
Product URL: https://www.l-p.com/products/483673.htm

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

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

For Order Over $5000 Get $100.00 Off , Code: Linkpp100

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23 Reviews

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$ 256

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Manufacture: LINK-PP

P/N: LS-CW5310-40C

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

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

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HPE CWDM-SFP10G-1530 Compatible LINK-PP 10G SFP+ Specifications

CWDM-SFP10G-1530 is specified as a 10G SFP+ CWDM module centered at 1530nm, equipped with a cooled EML laser and PIN photodiode, capable of reaching 40km over single-mode fiber through a duplex LC interface, and providing real-time digital diagnostics to track module operating conditions.

HPE Part Number	CWDM-SFP10G-1530	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1530nm	Max Cable Distance	40km
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

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Q: Can I just plug this 1530nm SFP+ module into our existing CWDM MUX tray without worrying about channel bleed? By T***n on 2026-02-13

A: Absolutely. As long as your MUX panel has a matching 1530nm channel assigned, it will pass through cleanly with zero optical interference across adjacent wavelengths. By admin on 2026-02-14
Q: Does this LS-CW5310-40C 10G CWDM module support hot-swappable replacement while our core aggregation switch remains powered on and serving live traffic? By S***s on 2025-11-23

A: Yes, it features a hot-pluggable SFP+ footprint allowing safe insertion or removal without interrupting adjacent port traffic. By admin on 2025-11-24
Q: Our rack density is high and ambient temps hit around 45°C. Will the cooled EML laser in this module stay stable? By R***e on 2025-04-19

A: Yes, the integrated cooled EML laser maintains precise 1530nm wavelength stability even under high internal case temperatures up to the 70°C operating limit. By admin on 2025-04-20

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P***s

Germany

Verified Purchase

5 .0

2026-05-05

The 1530nm channel matched our network plan with zero issues.

42 Helpful vote Comments

H***e

Malaysia

Verified Purchase

4 .0

2026-03-22

The product quality is solid and the DOM readings are stable. The outer carton had some scuff marks from shipping, so stronger tape around the box would be helpful for international deliveries.

18 Helpful vote Comments

P***s

Italy

Verified Purchase

5 .0

2025-12-08

Upgraded our campus distribution layer using these 40km 1530nm CWDM modules. The LC duplex connection clicked in snugly, and line-rate performance validation was clean right away. Definitely buying more for our upcoming site expansion! (•̀ᴗ•́)و

97 Helpful vote Comments

I***n

Mexico

Verified Purchase

5 .0

2025-11-18

Our fiber route is just under 30km, but we selected the 40km 1530nm CWDM SFP+ for extra optical margin. It has been stable on single-mode fiber and handles our daily backup traffic without errors.

96 Helpful vote Comments

D***s

Russian Federation

Verified Purchase

5 .0

2025-10-31

Our operations team used these in a climate-controlled telecom cabinet supporting 10G backhaul over single-mode fiber. We confirmed the 1530nm CWDM wavelength against the MUX/DEMUX channel map first, then ran traffic and optical diagnostics after installation. The module’s commercial 0–70°C rating suits our protected enclosure, while DOM helps us catch receive-power changes before they become service issues. Straightforward deployment, stable link, and good consistency across the shipment.

116 Helpful vote Comments

S***n

France

Verified Purchase

5 .0

2025-10-14

Fast install, accurate diagnostics, and dependable 10G performance.

53 Helpful vote Comments

S***n

Australia

Verified Purchase

5 .0

2025-09-30

Runs cool in our rack and holds 10G line-rate speed without dropping frames.

73 Helpful vote Comments

R***n

Philippines

Verified Purchase

4 .0

2025-07-12

The optics transceiver performed exactly as expected after installation. Shipping was delayed by a few days during transit, but the modules arrived safely and all tested transceivers were online right away.

32 Helpful vote Comments

Q***r

United Kingdom

Verified Purchase

5 .0

2025-07-01

Received clean optical readings from day one — very reassuring.

67 Helpful vote Comments

V***n

Republic of Korea

Verified Purchase

5 .0

2025-06-24

Used these for a regional network aggregation project where fiber availability was limited. The 40km 10G 1530nm CWDM design let us add capacity over our existing SMF pair instead of pulling new cable. Big win for the project budget.

83 Helpful vote Comments

B***d

South Africa

Verified Purchase

4 .0

2025-06-11

Installed these 40km SFP+ CWDM modules on our single-mode fiber route with no issues. Delivery tracking stopped updating for a short time, which caused some concern, but the package arrived complete and protected.

28 Helpful vote Comments

V***c

Austria

Verified Purchase

5 .0

2025-03-26

Great website also. Lots of useful magnetics products. I will use again.

33 Helpful vote Comments

r***r

Romania

Verified Purchase

5 .0

2025-03-22

Very pleased with the selection and pricing!

54 Helpful vote Comments

W***n

Netherlands

Verified Purchase

5 .0

2025-03-05

We ordered a batch of these 10G SFP+ 1530nm CWDM optical transceiver modules to expand capacity over a leased dark fiber pair. Clean Tx/Rx levels, low power consumption, and no issues on our core switch links.

73 Helpful vote Comments

S***h

Finland

Verified Purchase

5 .0

2025-03-03

Easy to order,clear illustrations, friendly site to order goods from.

21 Helpful vote Comments

A***o

Canada

Verified Purchase

5 .0

2024-10-18

Guess what: they worked right away, from the moment I put them in the switch! So I am happy. Happy that the ethernet port are the right ones, happy with you handling my case and happy with LINK-PP as a company with such a great customer care.

88 Helpful vote Comments

N***r

Canada

Verified Purchase

5 .0

2024-09-26

That was easy, no compatibility issues. THANK YOU.

45 Helpful vote Comments

K***i

Australia

Verified Purchase

5 .0

2024-08-17

The items arrived sooner than expected and I'm very happy with the transaction.

78 Helpful vote Comments

W***u

Macao

Verified Purchase

5 .0

2024-03-24

very Fast and clear website

62 Helpful vote Comments

J***a

United States

Verified Purchase

5 .0

2024-01-03

Shipping speed and quality from LINK-PP is always phenomenal.

32 Helpful vote Comments

K***y

Israel

Verified Purchase

5 .0

2023-11-27

This item is durable and easy to use, delivered on time and the price is just.

42 Helpful vote Comments

L***o

Ireland

Verified Purchase

5 .0

2023-08-24

I am a little guy but treated as a big fish. prompt notification quick delivery and save lot cash!!!

91 Helpful vote Comments

R***t

Philippines

Verified Purchase

5 .0

2023-02-27

we need various kinds of 10/25/40G Transceiver Modules, Link-pp is really a reliable partner which directly sent all of it to us timely from their US warehouse.

11 Helpful vote Comments