Which specific ITU-T grid channel does this DWDM module operate on?

This model operates on channel 34, corresponding to the 1550.11nm wavelength on the 100GHz ITU-T C-band grid.

Are these optical transceivers hot-swappable? We need to replace a failing backup link during peak traffic hours without bringing down the entire aggregation switch.

Yes, the hot-pluggable SFP+ footprint allows you to insert or extract the module safely while the host equipment is powered on and running, minimizing any risk of service interruption.

Do these LS-DW3410-40I optical transceivers support digital diagnostics monitoring for real-time status checks?

Yes. They comply with SFF-8472 standards, allowing you to monitor real-time parameters such as temperature, supply voltage, laser bias current, and optical power via your switch CLI.

We are deploying these inside an unconditioned roadside traffic control cabinet in Texas where summer internal temperatures easily hit 75°C. Will these 10G DWDM modules handle the heat?

Yes, these are true industrial-grade modules built with a wide operating case temperature range of -40 to +85°C. They feature built-in Cooled EML lasers designed specifically to maintain stable wavelength performance under extreme thermal stress.

Breadcrumb: Home; Products; Optics Transceivers | SFP Modules; 10/25/40G/100G Transceiver Modules; 10G CWDM/DWDM SFP+; 220768

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HW DWDM-SFP10G-1550-12-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)

Name: HW DWDM-SFP10G-1550-12-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 220768
Price: 257.14 USD
Availability: InStock
Rating: 5 (28 reviews)

# 220768

Product: HW DWDM-SFP10G-1550-12-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
SKU: 220768
P/N: LS-DW3410-40I
Price: $ 299
Stock: 193 in Stock
Sold: 731
Product URL: https://www.l-p.com/products/488788.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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Manufacture: LINK-PP

P/N: LS-DW3410-40I

Compatible:: Cisco; LINK-PP; Arista; Brocade; Ciena; Dell; Extreme; FS; Generic; H3C; HW; Juniper; MRV; Netgear

Wavelength:: C24; C25; C26; C27; C28; C29; C30; C31; C32; C34; C35; C36; C37; C38; C39; C40

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HW DWDM-SFP10G-1550-12-I Compatible LINK-PP C34 10G SFP+ Specifications

DWDM-SFP10G-1550-12-I DWDM module combines a C34 1550.11nm ITU-grid wavelength with a cooled EML laser and PIN photodiode setup, establishing 10Gbps optical links via duplex LC connectors across 40km of single-mode fiber with full DDM diagnostic support from -40 to +85°C.

HW Part Number	DWDM-SFP10G-1550-12-I	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1550.11nm	Max Cable Distance	40km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
TX Power	-1 to +2dBm	RX Power	-16 to -1dBm
Receiver Sensitivity	-15.5dBm	Receiver Overload	0.5dBm
Operating Temperature Range	-40 to 85°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI

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Q: Which specific ITU-T grid channel does this DWDM module operate on? By C***s on 2026-04-10

A: This model operates on channel 34, corresponding to the 1550.11nm wavelength on the 100GHz ITU-T C-band grid. By Lily6 on 2026-04-11
Q: Are these optical transceivers hot-swappable? We need to replace a failing backup link during peak traffic hours without bringing down the entire aggregation switch. By J***s on 2026-01-26

A: Yes, the hot-pluggable SFP+ footprint allows you to insert or extract the module safely while the host equipment is powered on and running, minimizing any risk of service interruption. By admin on 2026-01-27
Q: Do these LS-DW3410-40I optical transceivers support digital diagnostics monitoring for real-time status checks? By D***r on 2025-12-04

A: Yes. They comply with SFF-8472 standards, allowing you to monitor real-time parameters such as temperature, supply voltage, laser bias current, and optical power via your switch CLI. By admin on 2025-12-05
Q: We are deploying these inside an unconditioned roadside traffic control cabinet in Texas where summer internal temperatures easily hit 75°C. Will these 10G DWDM modules handle the heat? By S***r on 2025-07-14

A: Yes, these are true industrial-grade modules built with a wide operating case temperature range of -40 to +85°C. They feature built-in Cooled EML lasers designed specifically to maintain stable wavelength performance under extreme thermal stress. By admin on 2025-07-15

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R***r

Cambodia

Verified Purchase

5 .0

2026-05-18

In our LTE backhaul deployment, these transceivers ran stably through hot summer days and cold winter nights in outdoor cabinets. The industrial temp range kept performance consistent, and the 36km reach gave us enough margin even with older plant infrastructure. Hot-plug swaps were seamless, and the LC duplex interface mated perfectly with our existing fiber setup.

88 Helpful vote Comments

D***t

Israel

Verified Purchase

5 .0

2026-04-29

The digital optical monitoring interface integrates smoothly with our SNMP stack, giving us real-time visibility into temperature, voltage, and optical power. This cuts down on site visits for troubleshooting.

75 Helpful vote Comments

A***l

Poland

Verified Purchase

5 .0

2026-03-04

10G throughput over 35km SMF, zero packet loss, happy here.

44 Helpful vote Comments

I***y

Verified Purchase

5 .0

2026-02-24

The 1550.11nm wavelength locks in cleanly on our C34 DWDM grid, and the 40km reach gives us plenty of margin even with older patch panels. DOM telemetry for TX/RX power and temperature is accurate enough for our NOC dashboards.

83 Helpful vote Comments

M***s

Turkey

Verified Purchase

5 .0

2025-12-30

We deployed these in a mixed-vendor environment and saw immediate plug-and-play behavior — no handshake issues, no weird alarms. The 100GHz ITU alignment on channel 34 is spot-on, and the EML transmitter feels robust.

111 Helpful vote Comments

D***s

Austria

Verified Purchase

5 .0

2025-11-28

Solid industrial-grade 10G DWDM module, runs stable in outdoor cabinets.

50 Helpful vote Comments

M***t

Finland

Verified Purchase

5 .0

2025-09-17

LC duplex connectors mate perfectly, no alignment fuss.

56 Helpful vote Comments

C***s

Turkey

Verified Purchase

5 .0

2025-07-19

Great price for product and shipping. Fast shipping. Will shop again!

18 Helpful vote Comments

H***a

Bulgaria

Verified Purchase

5 .0

2025-07-18

Running these across our outdoor industrial enclosures where temperatures swing heavily between day and night. The wide temperature tolerance (-40°C to 85°C) gives us total peace of mind. No link drops during peak summer heat either!

109 Helpful vote Comments

J***k

Japan

Verified Purchase

5 .0

2025-07-14

I am a very novice user. I just explained what hardware I have and that was it ! The team at l-p.com made sure I had the right part and everything arrrived via international shipping within the week. Very impressed and very happy. Everything just works. Thank You !

31 Helpful vote Comments

T***i

Republic of Korea

Verified Purchase

5 .0

2025-05-24

Purchased 30 pcs 5 months ago and working without any problem until now.

26 Helpful vote Comments

A***y

Romania

Verified Purchase

5 .0

2025-05-03

Plug-and-play on our core switches, no configure headaches.

69 Helpful vote Comments

B***r

United States

Verified Purchase

5 .0

2025-04-17

Excellent service and price is relatively reasonable!

24 Helpful vote Comments

E***s

Verified Purchase

5 .0

2025-04-16

Clean 40km signal attenuation margins. Pushed traffic across a 35km single-mode fiber run and checked the optical modulation amplitude on our test bench. The 1550.11nm C34 wavelength locked tightly onto our MUX grid with low insertion loss and plenty of power budget headroom to spare. Solid engineering execution for long-reach enterprise links!

127 Helpful vote Comments

C***e

Belgium

Verified Purchase

5 .0

2025-04-07

DOM works great for monitoring, exactly what we needed.

63 Helpful vote Comments

J***n

Belarus

Verified Purchase

5 .0

2025-03-13

High quality product, shipping fee could be lower.

93 Helpful vote Comments

K***g

Japan

Verified Purchase

5 .0

2025-03-01

Thank you LINK-PP for continuing to provide exceptional parts and service

100 Helpful vote Comments

W***s

United States

Verified Purchase

5 .0

2024-11-14

Thanks for your wonderful service!Will come back again soon.

80 Helpful vote Comments

B***r

United States

Verified Purchase

5 .0

2024-10-13

Product is good, but not entirely as advertised!

62 Helpful vote Comments

A***a

Philippines

Verified Purchase

5 .0

2024-07-17

First order on this website. It is very easy to find what I need and place the orders, will see how Fast it ships and if the product is as advertised.

39 Helpful vote Comments

C***n

Lithuania

Verified Purchase

5 .0

2024-07-06

The seller at l-p.com was wonderful to work with, the website is easy to use and made us comfortable choosing fiber modules online, and we would absolutely go again.

40 Helpful vote Comments

S***o

Japan

Verified Purchase

5 .0

2024-02-19

For the price this is a nice addition and the prime shipping got it to me quickly to finish the project.

112 Helpful vote Comments

H***e

Spain

Verified Purchase

5 .0