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.

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

Name: FS DWDM-SFP10G-40-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 220766
Price: 257.14 USD
Availability: InStock
Rating: 4.9 (34 reviews)

# 220766

Product: FS DWDM-SFP10G-40-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
SKU: 220766
P/N: LS-DW3410-40I
Price: $ 299
Stock: 214 in Stock
Sold: 922
Product URL: https://www.l-p.com/products/495010.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

New Users: $10 Coupon for Orders , Code: linkpp2610

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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:: C17; C18; C19; C20; C21; C22; C23; C24; C25; C26; C27; C28; C29; C30; C31; C32; C33; C34; C35; C36; C37; C38; C39; C40

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FS DWDM-SFP10G-40-I Compatible LINK-PP C34 10G SFP+ Specifications

DWDM-SFP10G-40-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.

FS Part Number	DWDM-SFP10G-40-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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A***l

Poland

Verified Purchase

5 .0

2026-03-04

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

44 Helpful vote Comments

E***n

Morocco

Verified Purchase

4 .0

2026-01-04

Great DWDM SFP+ performance. The shipping box had a small hole punched in it, likely from handling, but the inner packaging protected the module well. Still, a bit concerning.

21 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

J***s

Denmark

Verified Purchase

5 .0

2025-10-15

We needed a reliable 10G DWDM link between our main data center and a manufacturing facility warehouse about 35km away. Snapped these LS-DW3410-40I DWDM modules right into our switches and the DDM stats showed stable optical power right out of the box. Great value for enterprise fiber runs!

71 Helpful vote Comments

C***t

Macao

Verified Purchase

4 .0

2025-09-26

Module performs flawlessly in our outdoor cabinet. Shipment was delayed by three days due to a regional carrier holiday, which was a bit frustrating for our tight timeline.

32 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

A***d

Ireland

Verified Purchase

5 .0

2025-07-11

Hot-plug swaps are seamless in our live 10G core, and the SFP+ form factor saves rack space compared to legacy XFP modules. Power draw is low, and the metal enclosure keeps EMI in check.

98 Helpful vote Comments

P***n

Russian Federation

Verified Purchase

5 .0

2025-06-26

Nice website, easy ordering

51 Helpful vote Comments

V***g

Nepal

Verified Purchase

5 .0

2025-06-14

The 10/25/40G Transceiver Modules arrived on time with good packaging. And it was exactly as expected. Works perfectly and no issues. Everything is great and I will definitely use l-p.com again!

126 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

f***a

New Zealand

Verified Purchase

5 .0

2025-04-15

Website easy to use and stock was delivered quickly.

71 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

M***s

Hungary

Verified Purchase

5 .0

2025-03-08

In our cell tower backhaul setup, the industrial temp range handles rooftop cabinets from -40 °C to +85 °C without flaking. The PIN receiver maintains sensitivity even in marginal link conditions.

118 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

H***n

Mexico

Verified Purchase

5 .0

2025-01-09

I found the product I was looking for quickly and was checked out in no time!

22 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

F***l

United Kingdom

Verified Purchase

5 .0

2024-09-02

l-p.com consistently has competitive prices on top of the line fiber optical components with great customer service and Fast shipping. It's a very trustworthy company to do business with.

75 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

E***n

Nepal

Verified Purchase

5 .0

2024-07-03

Arrived on time and worked as intended.

109 Helpful vote Comments

H***i

Singapore

Verified Purchase

5 .0

2024-06-14

Truly a quality product. If I need more, I will definitely come back.

55 Helpful vote Comments

H***e

Spain

Verified Purchase

5 .0

2023-11-03

Ease of finding what I needed and ordering it.

38 Helpful vote Comments

G***s

Bangladesh

Verified Purchase

5 .0

2023-10-25

We has received the package of order.There is no problem at all with the product and we are satisfied with this order.

64 Helpful vote Comments

M***q

Finland

Verified Purchase

5 .0

2023-08-29

I was afraid that this item may not work with our switch due to its price so cheap compare to others but turns out that I was wrong. It is working great and easy to install.

27 Helpful vote Comments

M***n

Austria

Verified Purchase

5 .0

2023-08-23

Great service, Fast shipping and great pricing.

48 Helpful vote Comments

P***k

United States

Verified Purchase

5 .0