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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Juniper SFPP-10G-DW34-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)

Name: Juniper SFPP-10G-DW34-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 220769
Price: 257.14 USD
Availability: InStock
Rating: 4.9 (33 reviews)

# 220769

Product: Juniper SFPP-10G-DW34-I Compatible LINK-PP C34 10G SFP+ DWDM 1550.11nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
SKU: 220769
P/N: LS-DW3410-40I
Price: $ 299
Stock: 168 in Stock
Sold: 855
Product URL: https://www.l-p.com/products/488782.htm

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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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Juniper SFPP-10G-DW34-I Compatible LINK-PP C34 10G SFP+ Specifications

SFPP-10G-DW34-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.

Juniper Part Number	SFPP-10G-DW34-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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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

J***r

Libyan Arab Jamahiriya

Verified Purchase

4 .0

2025-11-05

Great performance on our LTE backhaul. One unit’s dust cap was slightly loose in the package, but the module functions perfectly. Probably just a packing oversight.

26 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

A***s

Belarus

Verified Purchase

5 .0

2025-08-21

Solid single-mode performance over standard OS2 fiber. We tested them up to 38km with an inline patch panel and optical return loss remained excellent. Will definitely order more for phase two of our network expansion.

100 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

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

O***z

Iran, Islamic Republic of

Verified Purchase

5 .0

2025-07-01

Very pleased with your service. All my questions were answered immediately and the ordering process was quick. Great online store!

36 Helpful vote Comments

P***n

Russian Federation

Verified Purchase

5 .0

2025-06-26

Nice website, easy ordering

51 Helpful vote Comments

A***n

Brunei Darussalam

Verified Purchase

5 .0

2025-06-04

We stress-tested these modules in a 10Gbps DWDM optical system across our metro ring, pushing them close to the 38km limit with multiple patch panels in the path. The C34 wavelength stayed locked on the 100GHz grid with zero drift, and the DOM monitoring let us track optical health remotely without site visits. The EML transmitter and PIN receiver combo handled aging fiber and extra connector loss without breaking a sweat.

115 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

U***n

United States

Verified Purchase

5 .0

2025-04-26

Super Fast shipping and order accurately filled. Great company!!

25 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

H***s

United States

Verified Purchase

5 .0

2025-04-01

very good product and Fast shipping. Will recommend to friends.

36 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

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

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

M***b

France

Verified Purchase

5 .0