Does this transceiver connect directly to standard LC patch cords on our fiber patch panel?

Yes, it features an industry-standard duplex LC receptacle for direct connection to single-mode LC fiber patch cables.

Can I hot-swap this SFP+ module into a live line card without rebooting our aggregation chassis?

Absolutely, the LS-DW3210-40I module features a standard hot-pluggable SFP+ footprint, allowing safe insertion or removal without interrupting host system power.

We have an existing 100GHz passive Mux/Demux tray. Will channel 32 line up cleanly with our grid?

Yes. This DWDM module uses a cooled EML laser tuned precisely to 1551.72nm (193.20 THz) on the 100GHz ITU C-Band grid. Please verify that your existing Mux/Demux tray maps this wavelength to its port labeling (commonly designated as Channel 32 in many C-band numbering schemes). As long as the tray supports this ITU channel, passive multiplexing will work seamlessly.

We are installing these in unconditioned roadside cabinets in Northern Sweden where winter temps drop to -30°C. Will this optic boot up and operate stably?

Yes, without issue. The LS-DW3210-40I is an industrial-grade optical module rated for -40°C to +85°C operating case temperatures. Its internal EML laser maintains precise wavelength stability even under extreme cold startups.

Can we monitor the real-time internal temperature of the transceiver remotely from our Network Operations Center?

Yes. The module supports real-time Digital Diagnostic Monitoring (DDM) per SFF-8472. You can retrieve telemetry data — including operating temperature, supply voltage, laser bias current, TX power, and RX power — either via SNMP polling from your NOC system or directly via show commands on the switch/router CLI.

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Arista SFP-10G-DW-51.72-I Compatible LINK-PP C32 10G SFP+ DWDM 1551.72nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)

Name: Arista SFP-10G-DW-51.72-I Compatible LINK-PP C32 10G SFP+ DWDM 1551.72nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 220810
Price: 257.14 USD
Availability: InStock
Rating: 5 (27 reviews)

# 220810

Product: Arista SFP-10G-DW-51.72-I Compatible LINK-PP C32 10G SFP+ DWDM 1551.72nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
SKU: 220810
P/N: LS-DW3210-40I
Price: $ 299
Stock: 708 in Stock
Sold: 685
Product URL: https://www.l-p.com/products/488751.htm

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

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Manufacture: LINK-PP

P/N: LS-DW3210-40I

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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Arista SFP-10G-DW-51.72-I Compatible LINK-PP C32 10G SFP+ Specifications

SFP-10G-DW-51.72-I is an industrial-grade 10G SFP+ DWDM optical transceiver that leverages a precise 1551.72nm wavelength (Channel 32) and duplex LC interface to deliver reliable 40km single-mode fiber links across harsh -40°C to +85°C environments, backed by integrated real-time digital diagnostic monitoring.

Arista Part Number	SFP-10G-DW-51.72-I	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1551.72nm	Max Cable Distance	40km
Connector	Duplex LC	Media	SMF
Optical Components	EML	Receiver Type	PIN
TX Power	-1 to +2dBm	RX Power	-16 to -1dBm
Receiver Sensitivity	-15.5dBm	DDM Support	Yes
Operating Temperature Range	-40 to 85°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI

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Q: Does this transceiver connect directly to standard LC patch cords on our fiber patch panel? By H***s on 2026-03-19

A: Yes, it features an industry-standard duplex LC receptacle for direct connection to single-mode LC fiber patch cables. By admin on 2026-04-20
Q: Can I hot-swap this SFP+ module into a live line card without rebooting our aggregation chassis? By S***n on 2026-01-12

A: Absolutely, the LS-DW3210-40I module features a standard hot-pluggable SFP+ footprint, allowing safe insertion or removal without interrupting host system power. By admin on 2026-01-13
Q: We have an existing 100GHz passive Mux/Demux tray. Will channel 32 line up cleanly with our grid? By D***m on 2025-11-08

A: Yes. This DWDM module uses a cooled EML laser tuned precisely to 1551.72nm (193.20 THz) on the 100GHz ITU C-Band grid. Please verify that your existing Mux/Demux tray maps this wavelength to its port labeling (commonly designated as Channel 32 in many C-band numbering schemes). As long as the tray supports this ITU channel, passive multiplexing will work seamlessly. By admin on 2025-11-09
Q: We are installing these in unconditioned roadside cabinets in Northern Sweden where winter temps drop to -30°C. Will this optic boot up and operate stably? By N***t on 2025-09-22

A: Yes, without issue. The LS-DW3210-40I is an industrial-grade optical module rated for -40°C to +85°C operating case temperatures. Its internal EML laser maintains precise wavelength stability even under extreme cold startups. By admin on 2025-09-23
Q: Can we monitor the real-time internal temperature of the transceiver remotely from our Network Operations Center? By A***k on 2025-07-14

A: Yes. The module supports real-time Digital Diagnostic Monitoring (DDM) per SFF-8472. You can retrieve telemetry data — including operating temperature, supply voltage, laser bias current, TX power, and RX power — either via SNMP polling from your NOC system or directly via show commands on the switch/router CLI. By admin on 2025-07-15

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E***z

New Zealand

Verified Purchase

5 .0

2026-05-02

Plugged into our DWDM mux, locked at 1551.72nm instantly, line-rate 10G established with zero errors.

49 Helpful vote Comments

O***s

Israel

Verified Purchase

5 .0

2026-04-29

In a carrier PoP batch rollout, all LS-DW3210-40I DWDM SFP optical transceivers passed eye‑pattern and spectrum checks on our 100 GHz grid, with low crosstalk through the mux/demux and no dropouts during thermal cycling; the industrial‑grade construction and tight channel spacing make it a reliable choice for dense DWDM deployments. We ran them through wide temperature swings in outdoor cabinets and the link stayed up with stable optical margins, which is exactly what we need for remote sites. The LC duplex connectors seated cleanly in our patch panels, and the modules reported consistent telemetry back to our monitoring stack. For large‑scale builds, this series gives us the repeatability and resilience we expect from carrier optics.

104 Helpful vote Comments

D***n

Finland

Verified Purchase

5 .0

2026-03-04

Procuring native optics for our multi-node DWDM transport project was going to blow our budget. Swapped in these LS-DW3210-40I 40km 10G DWDM modules and they synced up immediately at 10Gbps. Digital Diagnostic Monitoring lets us track optical Rx power levels in real time. Smooth transaction and straightforward deployment.

80 Helpful vote Comments

A***g

Ukraine

Verified Purchase

5 .0

2026-02-24

Batch deployment of 48 modules in a carrier PoP: all transceivers passed eye‑pattern and optical spectrum checks, and the 100GHz channel spacing kept crosstalk low on our mux/demux; thermal cycling in the -40 to 85°C range showed no dropouts.

96 Helpful vote Comments

M***z

Belgium

Verified Purchase

5 .0

2025-11-28

Needed a reliable 1551.72nm 100GHz module for a 35km point-to-point interconnect between two aggregation nodes. Received Tx power and Rx sensitivity fell well within the specified attenuation margins over standard duplex LC SMF cabling. No optical signal extenders or re-amplification required! Will definitely reorder for our next phase expansion.

94 Helpful vote Comments

E***n

Poland

Verified Purchase

5 .0

2025-09-17

Installed these units into our street cabinets for smart city surveillance backhaul links. Cold boots in sub-zero morning temperatures presented zero issues. The transmitter launch power and receiver sensitivity hit exact specs across our 30km single-mode run. Exactly what we needed for hardened outdoor edge deployments.

106 Helpful vote Comments

E***e

Indonesia

Verified Purchase

5 .0

2025-08-31

40km 10G DWDM on C32 1551.72nm with zero packet loss — clean and stable.

56 Helpful vote Comments

S***g

Ireland

Verified Purchase

5 .0

2025-07-11

Deploying these 10G DWDM optics in unconditioned outdoor cabinets demands true industrial-grade hardware, and this -40°C to 85°C rated transceiver delivers. We monitored the C32 (1551.72nm) center frequency during extreme thermal cycling, and the internal stabilization kept the wavelength locked precisely on the 100GHz grid with no drift or link flapping. The ruggedized design handles sub-zero cold starts and peak summer heat effortlessly. For backhauling traffic from hardened edge switches over 30km+ SMF runs, this module's thermal budget and optical stability are outstanding.

143 Helpful vote Comments

J***s

Malaysia

Verified Purchase

5 .0

2025-06-12

Industrial -40 to 85°C rating nailed it for our outdoor cabinet; DOM telemetry is accurate.

71 Helpful vote Comments

T***g

Ukraine

Verified Purchase

5 .0

2025-04-16

No need to pay for a branded Optical Transceiver Module when these work flawlessly for a fraction of the cost.

55 Helpful vote Comments

T***y

France

Verified Purchase

5 .0

2025-03-28

All OK

59 Helpful vote Comments

C***t

Hungary

Verified Purchase

4 .0

2025-03-08

This C32 DWDM module passed our 35km link tests with perfect optical power levels and instant DOM polling. However, import customs paperwork held up the package at the border for three extra days. Great hardware, but allow extra transit time for overseas shipping.

28 Helpful vote Comments

M***s

United States

Verified Purchase

5 .0

2025-02-09

My package was shipped quickly and was exactly as described.

55 Helpful vote Comments

T***n

Turkey

Verified Purchase

5 .0

2025-01-27

The 10/25/40G Transceiver Modules are great and their service is even better. Most impressive was their communication throughout the entire process. They really answered and dealt with all my questions. Hands down, a superior online shopping experience compared to the local shop.

51 Helpful vote Comments

E***p

Spain

Verified Purchase

5 .0

2025-01-08

These people are amazing! Ordered my items on Sunday and got a confirmation delivery date of Wednesday and got my items one day earlier than my expectation.Thanks,LINK-PP! You have my love and respect forever!!!

54 Helpful vote Comments

D***n

Belarus

Verified Purchase

5 .0

2024-10-24

Had what i needed, in stock, shipped very quickly. LINK-PP label was OK, the compatibility was excellent!

86 Helpful vote Comments

O***h

Iran, Islamic Republic of

Verified Purchase

5 .0

2024-08-20

I am surprised that the shipping time is so short and my sales representative is so kind, patient, and professional. The quality is very excellent too.

54 Helpful vote Comments

S***g

Norway

Verified Purchase

5 .0

2024-06-07

Package arrived when promised and in excellent shape.

95 Helpful vote Comments

G***y

Ukraine

Verified Purchase

5 .0

2024-05-21

l-p.com is a delight to do business with. Contact them with any concerns and they will assist us to our satisfaction.

96 Helpful vote Comments

J***s

Republic of Korea

Verified Purchase

5 .0

2024-05-10

First time customer. Interested to experience your service and price advantages.

31 Helpful vote Comments

R***n

Hong Kong

Verified Purchase

5 .0

2024-05-04

Was a pleasant and easy to find what I needed. Very satisfied and will be a repeated customer to buy Optical Transceiver Modules here.

91 Helpful vote Comments

M***e

Indonesia

Verified Purchase

5 .0

2023-12-17

Great site with awesome prices and Fast shipping.Buy with confidence from Fiberstore.

76 Helpful vote Comments

T***i

Italy

Verified Purchase

5 .0

2023-11-06

They had what I wanted, sent it timely and it was exactly as described

116 Helpful vote Comments

M***l

Germany

Verified Purchase

5 .0

2023-09-19

Weve been using LINK-PP Optical Transceiver Modules for over a year now and have not had a single issue out of their products. Im very pleased with the quality and price point!

43 Helpful vote Comments

J***n

Finland

Verified Purchase

5 .0

2023-06-16

Product works very fine.

37 Helpful vote Comments

M***n

Israel

Verified Purchase

5 .0