We need to connect the 1430nm module through a CWDM network that already has multiple wavelengths in service. How do we prevent interference with the other channels?

Use the module only on the 1430nm channel and ensure the CWDM components are designed for the corresponding channel plan. Do not connect the module to a different wavelength port, because correct wavelength matching is required for stable operation.

Our switch has a standard hot-pluggable SFP cage, and we need to replace a module without taking down the chassis. Does this model support live insertion and removal?

Yes. The LS-CW431G-80C uses a hot-pluggable SFP footprint, so it can normally be inserted or removed while the switch is powered on. Follow your equipment vendor’s maintenance procedure before replacing an active uplink module.

We need to use this module in a patch-panel-heavy installation. Does frequent LC connection and reconnection affect performance?

It can, especially if connectors become dirty, scratched, or loosely seated. For an 80km optical link, clean every LC connector before installation and inspect patch cords regularly, because even small additional losses can reduce the available link margin.

Miga de Pan (Breadcrumb): Inicio; Productos; Transceptores ópticos | Módulos SFP; Módulos transceptores 1/2/4G; SFP 1G CWDM/DWDM; 203192

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LINK-PP Módulo transceptor óptico LS-CW431G-80C 1G SFP CWDM 1430nm 80km Duplex LC DDM SMF

Name: LINK-PP Módulo transceptor óptico LS-CW431G-80C 1G SFP CWDM 1430nm 80km Duplex LC DDM SMF
Brand: LINK-PP
SKU: 203192
Price: 43 USD
Availability: InStock
Rating: 4.9 (28 reviews)

# 203192

Producto: LINK-PP Módulo transceptor óptico LS-CW431G-80C 1G SFP CWDM 1430nm 80km Duplex LC DDM SMF
(SKU): 203192
P / N: LS-CW431G-80C
Precio: $50
Stock: 55 en existencia
Vendido: 615
URL del producto: https://www.l-p.com/products/492658.htm

Para pedidos superiores a $1000, obtenga $15.00 de descuento. , Código: Linkpp15

Para pedidos superiores a $3000, obtenga $50.00 de descuento. , Código: Linkpp50

Para pedidos superiores a $5000, obtenga $100.00 de descuento. , Código: Linkpp100

Nuevos usuarios: Cupón de $10 para pedidos , Código: linkpp2610

: LINK-PP Módulo transceptor óptico LS-CW431G-80C 1G SFP CWDM 1430nm 80km Duplex LC DDM SMF

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P / N: LS-CW431G-80C

Compatible:: Cisco; LINK-PP; Arista; Brocade; Ciena; Dell; Extreme; Juniper; Netgear

Longitud de onda:: 1270nm; 1290nm; 1310nm; 1330nm; 1350nm; 1370nm; 1390nm; 1410nm; 1430nm; 1450nm; 1470nm; 1490nm; 1510nm; 1530nm; 1550nm; 1570nm; 1590nm; 1610nm

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LINK-PP Especificaciones del módulo SFP LS-CW431G-80C de 1G

Diseñado en torno a un láser DFB y un fotodiodo PIN, el LS-CW431G-80C funciona como un transceptor SFP CWDM de 1430 nm que admite velocidades de datos de 1 Gbps a través de 80 km de fibra monomodo, todo ello dentro de un rango de temperatura de la carcasa de 0 a 70 °C. Incorpora un sistema de monitorización de diagnóstico digital en tiempo real para proporcionar información continua sobre el estado operativo del módulo, complementando su capacidad de larga distancia con una visibilidad proactiva para el mantenimiento.

LINK-PP Número de refacción	LS-CW431G-80C	Nombre del vendedor	LINK-PP
Factor de forma	SFP	Velocidad de datos máxima	1.25Gbps
Longitud de onda	1430nm	Distancia máxima del cable	80km
Conector	LC dúplex	Medios	SMF
Tipo de transmisor	DFB	Tipo de receptor	Código Postal
Poder TX	-1 a + 4dBm	Potencia RX	-26 a -1dBm
Sensibilidad del receptor	-26dBm	receptor de sobrecarga	-1dBm
EMC (comunicación electromagnética)	Soportado	DDM	Soportado
Rango de temperatura de funcionamiento	0 a 70 ° C	Protocolos	SFP MSA, SFF-8472

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Q: We need to connect the 1430nm module through a CWDM network that already has multiple wavelengths in service. How do we prevent interference with the other channels? Por U***l on 2026-02-16

A: Use the module only on the 1430nm channel and ensure the CWDM components are designed for the corresponding channel plan. Do not connect the module to a different wavelength port, because correct wavelength matching is required for stable operation. Por admin on 2026-02-17
Q: Our switch has a standard hot-pluggable SFP cage, and we need to replace a module without taking down the chassis. Does this model support live insertion and removal? Por T***l on 2025-09-02

A: Yes. The LS-CW431G-80C uses a hot-pluggable SFP footprint, so it can normally be inserted or removed while the switch is powered on. Follow your equipment vendor’s maintenance procedure before replacing an active uplink module. Por admin on 2025-09-03
Q: We need to use this module in a patch-panel-heavy installation. Does frequent LC connection and reconnection affect performance? Por V***r on 2025-07-25

A: It can, especially if connectors become dirty, scratched, or loosely seated. For an 80km optical link, clean every LC connector before installation and inspect patch cords regularly, because even small additional losses can reduce the available link margin. Por admin on 2025-07-26

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D *** d

Reino Unido

Compra verificada

5 .0

2026-06-28

Our operations group deployed these 1G CWDM SFP modules for a distributed access-control and video-management network across several industrial buildings. Although the endpoints do not require 10G, they need dependable Gigabit uplinks and clear diagnostic visibility. The LS-CW431G-80C offered the right combination of 1.25Gbps throughput, 80km maximum reach, 1430nm wavelength separation, and Duplex LC compatibility. We tested optical levels before and after moving traffic, then monitored the DOM values over several maintenance windows. There were no unexplained power swings, link flaps, or interface errors.

114 Voto útil Comentarios

W *** s

Emiratos Árabes Unidos

Compra verificada

5 .0

2026-05-19

For indoor commercial network cabinets, this is a sensible 1G CWDM SFP option. We are operating within the specified 0–70°C range and have seen stable Tx power and receive power. Packaging and labeling also made wavelength sorting easy.

93 Voto útil Comentarios

B *** n

Turquía

Compra verificada

5 .0

2026-05-07

1430nm channel slotted into our existing CWDM Mux with zero wavelength drift. (•‿•)

57 Voto útil Comentarios

K *** n

Bielorrusia

Compra verificada

5 .0

2026-04-14

Exactly what we needed for an 80km SMF CWDM channel.

60 Voto útil Comentarios

P *** l

Marruecos

Compra verificada

5 .0

2026-03-27

These were selected for a multi-wavelength CWDM ring where fiber pairs are limited. The 1430nm DFB CWDM laser performed consistently, and the PIN receiver had no issue with our measured receive levels. Nice option for legacy 1G infrastructure.

129 Voto útil Comentarios

S *** n

Nepal

Compra verificada

5 .0

2026-02-06

Upgraded our multi-tenant inter-building trunk with this 1G CWDM 80km SFP. The DFB laser maintains stable wavelength pass-through across our passive multiplexer, keeping channel crosstalk non-existent. The bit error rate has been zero across 30 days of continuous uptime.

89 Voto útil Comentarios

Z *** r

Estados Unidos

Compra verificada

5 .0

2026-01-31

We installed LS-CW431G-80C CWDM SFP modules in a phased campus network modernization project. Each unit was used on the 1430nm channel of a passive CWDM system, transporting 1Gbps traffic over OS2 single-mode fiber between core, distribution, and remote building switches. During acceptance testing, we reviewed DOM data on every port, including module temperature, supply voltage, transmit output, and received optical power. The DDM readings gave our team quick confirmation that connector cleaning and splice-loss conditions were acceptable before handing the links to operations. The DFB transmitter and PIN receiver combination maintained stable values across the deployed set, with no packet errors observed during sustained traffic tests.

135 Voto útil Comentarios

H *** n

Hungría

Compra verificada

5 .0

2026-01-15

A solid 1.25G SFP module for our campus fiber backbone.

64 Voto útil Comentarios

Libia

Compra verificada

5 .0

2025-12-26

We needed a long-reach 1430nm CWDM optical transceiver for a regional surveillance network. It worked with our single-mode fiber and Duplex LC patch cords without needing any special setup. The module feels well built and runs cool in a standard indoor switch.

86 Voto útil Comentarios

J *** d

Bulgaria

Compra verificada

5 .0

2025-11-22

Reliable 1430nm CWDM module with clean interoperability in our mixed network.

55 Voto útil Comentarios

Por

Alemania

Compra verificada

5 .0

2025-11-02

This module was used for a long rural backhaul segment connecting a remote communications cabinet to the main network hub. The actual fiber distance was about 65km, with several intermediate patch panels, so we specifically chose an 80km 1430nm CWDM SFP rather than a shorter-reach optic. The modules linked cleanly over Duplex LC single-mode fiber and remained stable during a two-week burn-in. Our technicians monitored Rx power via SFF-8472 diagnostics and found enough headroom to support normal connector aging and future maintenance.

147 Voto útil Comentarios

T *** e

Bangladesh

Compra verificada

5 .0

2025-10-19

Needed an 80km CWDM SFP module to bridge an off-site backup storage cluster. The duplex LC connector locks firmly into place with zero optical back-reflection issues. Full Gigabit Ethernet line throughput with ultra-low latency. Highly recommended!

131 Voto útil Comentarios

D *** l

Ireland

Compra verificada

5 .0

2025-10-05

Awesome 80km 1G CWDM SFP for a long single-mode fiber run.

69 Voto útil Comentarios

X *** e

Argentina

Compra verificada

5 .0

2025-09-14

Ordered for a campus fiber network where we wanted to avoid pulling another fiber pair. The 1430nm CWDM transceiver integrated neatly with the passive mux/demux system. It is a straightforward module for long-distance Gigabit Ethernet transport.

79 Voto útil Comentarios

L *** r

Brunei Darussalam

Compra verificada

5 .0

2025-08-27

We used this 1G 1430nm CWDM SFP to extend a management network from the main office to a utility building. The Duplex LC connection came up immediately over existing single-mode fiber, and the DOM values have remained stable after several weeks.

86 Voto útil Comentarios

E *** k

Canada

Compra verificada

5 .0

2025-08-17

We purchased a larger lot for a multi-site network refresh where legacy 1G switching remains in service. The design uses CWDM wavelengths to consolidate multiple services over single-mode fiber, and the 1430nm channel was required to match the existing wavelength plan. These transceivers were installed in batches across central and remote locations. The rollout went smoothly because the modules were clearly labeled and the Duplex LC form factor matched our patching standard. We performed port-level checks for DDM availability, optical power consistency, and error counters after each activation. Results were consistent across the batch, and none required replacement during commissioning. The 80km specification gives useful design flexibility, even though most installed routes are shorter. Excellent fit for commercial-grade indoor network deployments.

146 Voto útil Comentarios

Q *** n

macao

Compra verificada

5 .0

2025-07-06

Good choice for a long-distance Gigabit fiber uplink. We checked the digital diagnostics after installation, and the temperature, voltage, and optical power readings were all available as expected.

114 Voto útil Comentarios

G *** y

Israel

Compra verificada

5 .0

2025-06-25

Duplex LC fit was snug and the optical power was right on target.

54 Voto útil Comentarios

Y *** l

Japan

Compra verificada

5 .0

2025-06-09

Price-to-performance is fair for an 80km 1G CWDM transceiver module. We did not need the full reach, but the extra optical budget helps on an older single-mode route with multiple patch points. Would order again for similar links.

104 Voto útil Comentarios

R *** r

Maldivas

Compra verificada

5 .0

2025-05-22

Used two units for a point-to-point connection between a warehouse and a central IT room. The route is around 72km, so the 80km CWDM SFP gave us a comfortable power budget. The link has been steady through normal daily traffic.

97 Voto útil Comentarios

Dinamarca

Compra verificada

5 .0

2025-04-28

Accurate SFF-8472 DOM metrics and zero frame drops on our fiber backhaul.

73 Voto útil Comentarios

C *** z

Francia

Compra verificada

5 .0

2025-04-11

Integrated several 1430nm 1.25Gbps SFP modules into 8-channel passive CWDM Mux/Demux infrastructures connecting our main campus data center to an off-site secondary facility across 62km of single-mode fiber. The 1430nm wavelength channel operates with minimal spectral width, eliminating adjacent-channel crosstalk across the entire multiplexer backplane. Thermal performance inside our 1RU SFP aggregation switch remained completely stable, with DDM reporting internal case temperatures holding steady at 41°C under continuous enterprise traffic. The hot-pluggable design handles live insertion cleanly without causing transient voltage spikes or link flaps on neighboring ports. Outstanding physical-layer optical engineering.

122 Voto útil Comentarios

Minnesota

Camboya

Compra verificada

5 .0

2025-03-12

Purchased a small batch for a CWDM MUX/DEMUX project in a business park. The LS-CW431G-80C SFP modules matched the 1430nm channel correctly and gave us plenty of optical margin on links well below the 80km rating. Good value for enterprise fiber expansion.

133 Voto útil Comentarios

F *** e

Australia

Compra verificada

4 .0

2025-03-03

The modules arrived in good working condition and our 1430nm CWDM links came up right away. One shipment was held an extra day during carrier processing, so build a little buffer into the project schedule.

32 Voto útil Comentarios

V *** n

Irán, República Islámica de

Compra verificada

5 .0

2025-02-19

The LC duplex interface was convenient because the site already had standard LC patch panels. Optical monitoring through SFF-8472 diagnostics helped us confirm the loss budget during turn-up. No issues after the first month.

110 Voto útil Comentarios

E *** y

Ucrania

Compra verificada

5 .0

2025-02-05

Stable 1430nm CWDM link at our remote site, and DOM readings look clean.

60 Voto útil Comentarios

N *** s

Lituania

Compra verificada

5 .0

2025-01-29

Installed as part of a 1.25G SFP CWDM upgrade between two equipment rooms. The DDM function is useful because our NOC can check Tx/Rx power without sending someone onsite. So far, no CRC errors or unexpected link drops.

97 Voto útil Comentarios

G *** t

India

Compra verificada

4 .0

2025-01-18

The LS-CW431G-80C optics were packed in anti-static cases and worked normally in our single-mode fiber deployment. International tracking updates were limited for part of the transit, but the order arrived safely.

20 Voto útil Comentarios