Does the LS-DW3910-40I utilize a cooled EML laser or a standard DFB laser to hold its 1546.12nm line?

It integrates a highly precise, cooled Electro-absorption Modulated Laser (EML) to completely prevent wavelength drift across the dense 100GHz C-Band channel spectrum.

Does the DOM circuitry monitor internal power supply voltage variations caused by unstable solar/battery power grids at remote cell sites?

Yes, the real-time digital optical diagnostics report precise internal module voltage fluctuations, protecting the laser from power anomalies.

Does the transceiver design comply with RoHS and CE hazardous substance guidelines for deployment across dense EU public sectors?

Yes, the product is fully certified with RoHS, CE, and FCC stamps, fulfilling all necessary regulatory frameworks for global infrastructure rollout.

Can this specific module run on an active 100GHz ITU-T grid system alongside adjacent DWDM channels?

Yes, it is fixed to Channel 39 (1546.12nm) on the standard 100GHz grid, ensuring clean channel separation without bleeding into neighboring bands.

Can this module run reliably over legacy G.652.D dark fiber that has multiple physical fusion splices along the path?

Yes, it is fully optimized for standard single-mode fiber (SMF) grids, but you must ensure the cumulative insertion loss from the fusion splices doesn't exceed the module's maximum optical link budget safety margins. We highly recommend conducting an OTDR trace to verify that the total attenuation falls well within the transceiver’s rated receiver sensitivity limits.

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Brocade 10G-SFPP-ZRD-1546.12-I Compatible LINK-PP C39 10G SFP+ DWDM 1546.12nm 40km Duplex LC/UPC DOM SMF Optical Transceiver Module (Industrial)

Name: Brocade 10G-SFPP-ZRD-1546.12-I Compatible LINK-PP C39 10G SFP+ DWDM 1546.12nm 40km Duplex LC/UPC DOM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 222518
Price: 257.14 USD
Availability: InStock
Rating: 5 (21 reviews)

# 222518

Product: Brocade 10G-SFPP-ZRD-1546.12-I Compatible LINK-PP C39 10G SFP+ DWDM 1546.12nm 40km Duplex LC/UPC DOM SMF Optical Transceiver Module (Industrial)
SKU: 222518
P/N: LS-DW3910-40I
Price: $ 299
Stock: 310 in Stock
Sold: 829
Product URL: https://www.l-p.com/products/489163.htm

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Manufacture: LINK-PP

P/N: LS-DW3910-40I

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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Brocade 10G-SFPP-ZRD-1546.12-I Compatible LINK-PP C39 10G SFP+ Specifications

10G-SFPP-ZRD-1546.12-I integrates a cooled EML transmitter and a PIN receiver into an industrial-grade 10G SFP+ DWDM optical module, guaranteeing precise 1546.12nm optical signaling and comprehensive DOM diagnostics over single-mode fiber runs up to 40km.

Brocade Part Number	10G-SFPP-ZRD-1546.12-I	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1546.12nm	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	DOM Support	Yes
Operating Temperature Range	-40 to 85°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI

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Q: Does the LS-DW3910-40I utilize a cooled EML laser or a standard DFB laser to hold its 1546.12nm line? By C***e on 2026-05-04

A: It integrates a highly precise, cooled Electro-absorption Modulated Laser (EML) to completely prevent wavelength drift across the dense 100GHz C-Band channel spectrum. By admin on 2026-05-05
Q: Does the DOM circuitry monitor internal power supply voltage variations caused by unstable solar/battery power grids at remote cell sites? By J***r on 2026-01-18

A: Yes, the real-time digital optical diagnostics report precise internal module voltage fluctuations, protecting the laser from power anomalies. By admin on 2026-01-19
Q: Does the transceiver design comply with RoHS and CE hazardous substance guidelines for deployment across dense EU public sectors? By H***t on 2025-10-21

A: Yes, the product is fully certified with RoHS, CE, and FCC stamps, fulfilling all necessary regulatory frameworks for global infrastructure rollout. By admin on 2025-10-22
Q: Can this specific module run on an active 100GHz ITU-T grid system alongside adjacent DWDM channels? By L***h on 2025-07-05

A: Yes, it is fixed to Channel 39 (1546.12nm) on the standard 100GHz grid, ensuring clean channel separation without bleeding into neighboring bands. By admin on 2025-07-06
Q: Can this module run reliably over legacy G.652.D dark fiber that has multiple physical fusion splices along the path? By M***n on 2025-04-10

A: Yes, it is fully optimized for standard single-mode fiber (SMF) grids, but you must ensure the cumulative insertion loss from the fusion splices doesn't exceed the module's maximum optical link budget safety margins. We highly recommend conducting an OTDR trace to verify that the total attenuation falls well within the transceiver’s rated receiver sensitivity limits. By admin on 2025-04-11

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F***l

Denmark

Verified Purchase

5 .0

2026-05-02

Excellent EML DWDM laser stability with zero CRC errors over a 38km fiber span.

53 Helpful vote Comments

W***y

Philippines

Verified Purchase

5 .0

2026-04-21

Highly impressed with the industrial operating temperature (-40 to 85°C). We use these in uncooled roadside cabinets for traffic management networks. They handle temperature spikes easily without affecting the 10Gbps line rate.

33 Helpful vote Comments

C***e

Norway

Verified Purchase

5 .0

2026-01-15

Real-time DOM telemetry is accurate and the 1546.12nm wavelength is perfectly stable.

49 Helpful vote Comments

B***h

Sweden

Verified Purchase

5 .0

2025-12-03

Excellent customer support from LINK-PP. They verified our compatibility matrix before shipping the LS-DW3910-40I. Deployed into our network infrastructure and had zero issues. Stable +1dBm output power level.

37 Helpful vote Comments

S***h

Brazil

Verified Purchase

5 .0

2025-11-17

Excellent performance on long-haul multi-wavelength links. This 1546.12nm C-Band SFP+ module integrated perfectly into our existing 100GHz grid architecture. We replaced some older, power-hungry tunable transceivers with these fixed-wavelength ones to cut down on heat generation in our dense aggregation racks. The thermal dissipation on these LINK-PP modules is highly efficient; they stay cool even under full 10G line rate stress. Digital Optical Monitoring (DOM) tracks voltage, temperature, and bias currents precisely. The optical link remains rock solid even during high attenuation periods due to fiber aging or patch cord shifts. A premium product that rivals any Tier-1 OEM brand in structural integrity and optical clarity.

153 Helpful vote Comments

E***g

Belarus

Verified Purchase

5 .0

2025-06-09

They were very professional.I will definitely buy from them again.

76 Helpful vote Comments

M***t

United States

Verified Purchase

5 .0

2025-05-16

First purchase a very pleasant experience

21 Helpful vote Comments

E***d

Finland

Verified Purchase

5 .0

2025-04-27

Outstanding industrial operating temperature range — ideal for our unconditioned remote cabinets!

38 Helpful vote Comments

U***e

Austria

Verified Purchase

4 .0

2025-02-05

Good EML laser stability and excellent distance coverage up to 40km on SMF. The delivery was a day later than estimated due to bad weather at the hub. If you need reliable, budget-friendly DWDM transceivers for campus fiber networking, these are great, just plan for logistics variance.

34 Helpful vote Comments

R***w

Romania

Verified Purchase

5 .0

2025-01-31

Overall I like the store and the customer service seems to be on point.

123 Helpful vote Comments

W***g

United States

Verified Purchase

5 .0