Can we drop this C25 1557.36nm DWDM transceiver straight into an existing passive 100GHz ITU grid MUX/DEMUX tray without tuning optical frequencies?

Yes, the cooled EML laser is factory-locked to the exact 1557.36nm wavelength (C25 channel) on the 100GHz grid, requiring zero frequency tuning.

Does this LS-DW2510-40I DWDM module plug directly into standard LC duplex patch cables on our 100GHz passive MUX/DEMUX unit?

Yes, the module features a standard duplex LC receptacle that mates directly with standard single-mode LC fiber patch cords.

Will inserting or pulling this hot-pluggable DWDM module cause link flaps on adjacent active ports during emergency slot upgrades?

No, the hot-pluggable SFP+ footprint incorporates standard electrical isolation safeguards to ensure live swapping never impacts neighboring port traffic.

Does the transmitter laser experience optical frequency drift or power drop-off when the internal cabinet temperature spikes?

No, the integrated cooled EML laser actively maintains exact 1557.36nm ITU grid alignment across the full -40°C to +85°C industrial operating temperature range.

Does chromatic dispersion degrade the optical signal over a maximum 40km single-mode fiber run?

No, the cooled EML laser minimizes wavelength chirp, delivering strong extinction ratios and clean eye diagrams to overcome chromatic dispersion across 40km spans.

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Arista SFP-10G-DW-57.36-I Compatible LINK-PP C25 10G SFP+ DWDM 1557.36nm 40km Duplex LC DOM SMF Optical Transceiver Module (Industrial)

Name: Arista SFP-10G-DW-57.36-I Compatible LINK-PP C25 10G SFP+ DWDM 1557.36nm 40km Duplex LC DOM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 223428
Price: 257.14 USD
Availability: InStock
Rating: 4.9 (31 reviews)

# 223428

Product: Arista SFP-10G-DW-57.36-I Compatible LINK-PP C25 10G SFP+ DWDM 1557.36nm 40km Duplex LC DOM SMF Optical Transceiver Module (Industrial)
SKU: 223428
P/N: LS-DW2510-40I
Price: $ 299
Stock: 211 in Stock
Sold: 572
Product URL: https://www.l-p.com/products/485762.htm

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Manufacture: LINK-PP

P/N: LS-DW2510-40I

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-57.36-I Compatible LINK-PP C25 10G SFP+ Specifications

SFP-10G-DW-57.36-I corresponds to a 10G DWDM SFP+ transceiver operating at 1557.36nm, featuring cooled EML and PIN components, duplex LC interface design, integrated DOM functionality, and reliable 40km SMF reach under -40 to +85°C conditions.

Arista Part Number	SFP-10G-DW-57.36-I	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1557.36nm	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: Can we drop this C25 1557.36nm DWDM transceiver straight into an existing passive 100GHz ITU grid MUX/DEMUX tray without tuning optical frequencies? By C***y on 2026-04-02

A: Yes, the cooled EML laser is factory-locked to the exact 1557.36nm wavelength (C25 channel) on the 100GHz grid, requiring zero frequency tuning. By admin on 2026-04-03
Q: Does this LS-DW2510-40I DWDM module plug directly into standard LC duplex patch cables on our 100GHz passive MUX/DEMUX unit? By B***n on 2026-01-21

A: Yes, the module features a standard duplex LC receptacle that mates directly with standard single-mode LC fiber patch cords. By admin on 2026-01-22
Q: Will inserting or pulling this hot-pluggable DWDM module cause link flaps on adjacent active ports during emergency slot upgrades? By D***k on 2025-11-18

A: No, the hot-pluggable SFP+ footprint incorporates standard electrical isolation safeguards to ensure live swapping never impacts neighboring port traffic. By admin on 2025-11-19
Q: Does the transmitter laser experience optical frequency drift or power drop-off when the internal cabinet temperature spikes? By C***g on 2025-08-14

A: No, the integrated cooled EML laser actively maintains exact 1557.36nm ITU grid alignment across the full -40°C to +85°C industrial operating temperature range. By admin on 2025-08-15
Q: Does chromatic dispersion degrade the optical signal over a maximum 40km single-mode fiber run? By B***s on 2025-05-08

A: No, the cooled EML laser minimizes wavelength chirp, delivering strong extinction ratios and clean eye diagrams to overcome chromatic dispersion across 40km spans. By admin on 2025-05-09

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V***z

Cambodia

Verified Purchase

5 .0

2026-05-11

Picked up a batch of these LS-DW2510-40I optical modules for a DWDM line expansion between two remote sites. The DOM telemetry reports clear Tx/Rx power levels straight to our NMS. Slotted into our 10G SFP+ ports without any vendor lock-in errors. Super happy with the stability so far!

88 Helpful vote Comments

P***z

Ireland

Verified Purchase

5 .0

2026-02-03

40km link running butter-smooth across our metro ring. Excellent price-to-performance ratio!

54 Helpful vote Comments

O***e

Bulgaria

Verified Purchase

5 .0

2026-01-27

Ordered these optical modules for a multi-site campus fiber network where we needed fixed DWDM wavelengths instead of adding more active transport gear. The 40km 10G SFP+ optics were recognized correctly after using the required OEM-compatible coding. Nice option for keeping the BOM under control.

87 Helpful vote Comments

R***e

Brunei Darussalam

Verified Purchase

5 .0

2025-12-04

Great 10G DWDM 40km SFP module for building a compact wavelength-division link. It supports the SFP+ MSA form factor, so installation was just like any normal 10G module. We verified transmit and receive readings before putting the circuit into service.

72 Helpful vote Comments

T***z

France

Verified Purchase

4 .0

2025-10-23

The industrial temperature range support made this DWDM module a suitable option for our cabinet deployment. One outer carton had a small dent during transit, but the inner packaging was intact and all modules tested normally.

24 Helpful vote Comments

E***z

Libyan Arab Jamahiriya

Verified Purchase

5 .0

2025-10-08

Upgraded our campus backhaul to 10G DWDM over single-mode fiber using these SFP+ modules. Plugged duplex LC patches into our core switches and got immediate link-up at full 10Gbps line rate. Very clean signal integrity across a 32km span.

76 Helpful vote Comments

H***n

Maldives

Verified Purchase

5 .0

2025-09-02

For a municipal campus project, we used these 1557.36nm 10G DWDM modules to carry traffic between a central server room and several distributed buildings. The passive DWDM architecture let us add capacity on existing single-mode fiber instead of leasing or pulling another pair. The 40km reach gave us flexibility even though most routes were shorter. Before handover, we ran optical checks across the entire path and compared the DOM values with our calculated loss budget. The results were in line with expectations, and the receiver sensitivity was sufficient for the installed link. For network teams planning a fixed-wavelength 100GHz DWDM deployment, this module is a practical and cost-conscious component.

138 Helpful vote Comments

Y***r

Denmark

Verified Purchase

5 .0

2025-08-09

Installed these DWDM modules for a 34km base-station backhaul path over single-mode fiber. The link stayed clean at 10Gbps, and the industrial temperature rating was important because one end is inside a roadside equipment cabinet. So far, no alarms or link flaps.

113 Helpful vote Comments

L***e

Bangladesh

Verified Purchase

5 .0

2025-07-25

Deploying 10G DWDM in remote cabinet enclosures requires optics that can endure high ambient heat and humidity. These industrial-grade C25 1557.36nm DWDM transceivers have been running continuously for a month in an unconditioned outdoor cabinet reaching 65°C internal temperatures. DDM telemetry confirms internal module temperature stays within operating limits without thermal throttling or optical power drop-off. The duplex LC connector latches firmly and prevents optical disconnects during cabinet maintenance.

92 Helpful vote Comments

I***n

Lithuania

Verified Purchase

5 .0

2025-06-30

We needed C25 100GHz grid optics for our 40km passive DWDM MUX/DEMUX system. The optical budget on these 10G SFP+ DWDM modules is right on target, delivering around 1dBm launch power. The link budget came in well under our BER margin. Will definitely order more for our next node deployment.

111 Helpful vote Comments

B***r

Macao

Verified Purchase

5 .0

2025-05-19

This industrial-grade 10G SFP+ DWDM transceiver was installed for a high-capacity cellular backhaul segment. The fiber distance is about 31km, with the route passing through several outside plant sections, so temperature tolerance and optical monitoring were both required. After commissioning, the module maintained a stable 10G connection with no unexpected receive-power drift. We checked DOM values during installation and again after a week of operation. Readings were consistent and helped confirm that our connectors and passive DWDM components were clean. Support for CPRI and eCPRI also makes this type of optic practical for transport and radio-access projects where protocol flexibility matters.

141 Helpful vote Comments

M***n

Russian Federation

Verified Purchase

5 .0

2025-04-12

Excellent service, speedy processing and delivery.

63 Helpful vote Comments

w***q

Austria

Verified Purchase

5 .0

2025-04-10

Excellent customer service and extremely Fast delivery, thank you!

66 Helpful vote Comments

S***s

Germany

Verified Purchase

4 .0

2025-02-28

Performance on our single-mode fiber link is good, and the duplex LC connectors were clean. Shipping took a little longer than our project schedule preferred, but the transceivers themselves were stable once installed.

38 Helpful vote Comments

M***a

Brunei Darussalam

Verified Purchase

5 .0

2025-02-02

These Optical Transceiver Modules helped me a great deal.

84 Helpful vote Comments

F***z

Belarus

Verified Purchase

5 .0

2025-01-15

These 1557.36nm DWDM transceivers were deployed in a small colocation room with several adjacent wavelengths. No issues with the LC/UPC patching, and the EML optics have been stable under continuous traffic. Good fit for metropolitan access networks.

103 Helpful vote Comments

A***y

New Zealand

Verified Purchase

5 .0

2024-12-29

Very Very good service. Ordered product and received before the date that was given.

44 Helpful vote Comments

M***t

United States

Verified Purchase

5 .0

2024-12-23

Perfect products and fantastic service.

95 Helpful vote Comments

C***s

Hungary

Verified Purchase

5 .0

2024-12-09

Brilliant service, goods were well packaged.

54 Helpful vote Comments

R***f

Malaysia

Verified Purchase

5 .0

2024-11-22

Always comes through. Orders have always come on time and never had any problems.

106 Helpful vote Comments

M***n

South Africa

Verified Purchase

5 .0

2024-10-11

Overall, not a bad experience, but they need to have better communication regarding order processing and shipping, especially if the item is on back order.

63 Helpful vote Comments

R***n

United States

Verified Purchase

5 .0

2024-09-18

Good company, offering name brand merchandise.

77 Helpful vote Comments

T***r

Iran, Islamic Republic of

Verified Purchase

5 .0

2024-08-24

Happily just worked on my device, but delivery is a little slow.

83 Helpful vote Comments

J***x

Turkey

Verified Purchase

5 .0

2024-08-20

Amazing and affordable Service!

77 Helpful vote Comments

H***n

Maldives

Verified Purchase

5 .0

2024-08-17

Was impressed with the quality of the items I got.

55 Helpful vote Comments

K***i

United States

Verified Purchase

5 .0

2024-01-16

Reasonable price. Fast Delivery. Can't beat that combination.

79 Helpful vote Comments

A***V

Spain

Verified Purchase

5 .0

2024-01-05

Very pleased with the product and the delivery.

33 Helpful vote Comments

M***i

United States

Verified Purchase

5 .0

2023-08-11

Fantastic service in all regards. Technical assistance while planning my order was excellent. Delivery time unbelievably quick. I will gladly recommend your company!

81 Helpful vote Comments

D***s

Hong Kong

Verified Purchase

5 .0

2023-06-13

The Sfp Cage I purchased is great, as good of quality as any.

62 Helpful vote Comments

M***n

United States

Verified Purchase

5 .0