Our operations team wants to monitor a long 1470nm CWDM link before it becomes unstable. What diagnostic information can this LS-CW471G-80C module provide?

Its DOM function can report real-time module temperature, supply voltage, laser bias current, transmit optical power, and receive optical power. These values help identify fiber degradation, dirty connectors, weak received signal, and abnormal module temperature.

We currently use duplex fiber for point-to-point links. Can this 1470nm CWDM SFP help us expand capacity over the same fiber route later?

Yes. This module uses the 1470nm CWDM channel and can be deployed with other CWDM wavelengths through compatible CWDM multiplexers and demultiplexers. Each wavelength must be correctly paired at both ends and matched to the MUX/DEMUX channel plan.

For a large CWDM project, can we order a small sample batch before placing the full order?

Yes. A small sample order is a practical way to confirm compatibility before bulk deployment. It is especially useful when testing the modules with a new switch, a new CWDM MUX/DEMUX, or a long fiber link. You can verify 1470nm channel matching, DOM readings, and overall link performance before confirming the full order.

Our backbone is standard OS2 single-mode fiber with LC patch panels. Is this CWDM SFP module a direct fit, and what connector type should we use?

Yes. The LS-CW471G-80C is intended for single-mode fiber transmission and uses a duplex LC optical interface. Standard duplex LC-to-LC single-mode patch cords are normally used between the module and the fiber distribution panel.

Our CWDM plan includes 1470nm, 1490nm, 1510nm, and 1530nm channels on the same fiber pair. Can this module operate alongside the other wavelengths without interference?

Yes. The LS-CW471G-80C 1470nm SFP module is designed to operate as one CWDM channel in a multi-wavelength system. When the MUX/DEMUX channel plan is correct, each wavelength is isolated and can carry an independent optical link over the same single-mode fiber pair.

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LINK-PP LS-CW471G-80C 1G SFP CWDM 1470 нм 80 км дуплексный оптический трансивер LC DOM SMF

Name: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470 нм 80 км дуплексный оптический трансивер LC DOM SMF
Brand: LINK-PP
SKU: 203258
Price: 43 USD
Availability: InStock
Rating: 4.9 (26 reviews)

# 203258

Продукт: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470 нм 80 км дуплексный оптический трансивер LC DOM SMF
SKU: 203258
P / N: LS-CW471G-80C
Цена: $ 50
Сток: 110 в наличии
Продано: 890
URL-адрес продукта: https://www.l-p.com/products/492724.htm

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: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470 нм 80 км дуплексный оптический трансивер LC DOM SMF

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

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LINK-PP Технические характеристики LS-CW471G-80C 1G SFP

Модуль LS-CW471G-80C работает как CWDM SFP-модуль с длиной волны 1470 нм, сочетая DFB-лазер с PIN-фотодиодом, что позволяет передавать данные по одномодовому волокну на расстояние до 80 км. Система цифрового оптического мониторинга в реальном времени непрерывно передает данные о мощности передатчика, мощности приемника, температуре, напряжении и токе смещения с высокой точностью. Фильтрация по длинам волн и калиброванный бюджет потерь обеспечивают стабильные запасы по всей CWDM-сети без внешней эквализации.

LINK-PP Номер детали	LS-CW471G-80C	Название поставщика	LINK-PP
Форм-фактор	SFP	Максимальная скорость передачи данных	1.25Gbps
Длина волны	1470nm	Максимальное расстояние кабеля	80km
соединитель	Дуплексный ЖК	Медиафайлы	SMF
Тип передатчика	DFB	Тип приемника	PIN-код
TX Power	От -1 до + 4 дБм	Мощность RX	От -26 до -1 дБм
Чувствительность приемника	-26dBm	приемник перегрузки	-1dBm
ЭМС (Электромагнитная связь)	Поддержанный	DOM	Поддержанный
Диапазон рабочих температур	0 до 70 ° C	протоколы	SFP MSA、SFF-8472

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Q: Our operations team wants to monitor a long 1470nm CWDM link before it becomes unstable. What diagnostic information can this LS-CW471G-80C module provide? Автор: К***м on 2026-04-18

A: Its DOM function can report real-time module temperature, supply voltage, laser bias current, transmit optical power, and receive optical power. These values help identify fiber degradation, dirty connectors, weak received signal, and abnormal module temperature. Администратор on 2026-04-19
Q: We currently use duplex fiber for point-to-point links. Can this 1470nm CWDM SFP help us expand capacity over the same fiber route later? Автор М***н on 2026-01-26

A: Yes. This module uses the 1470nm CWDM channel and can be deployed with other CWDM wavelengths through compatible CWDM multiplexers and demultiplexers. Each wavelength must be correctly paired at both ends and matched to the MUX/DEMUX channel plan. Администратор on 2026-01-27
Q: For a large CWDM project, can we order a small sample batch before placing the full order? By O***p on 2025-12-03

A: Yes. A small sample order is a practical way to confirm compatibility before bulk deployment. It is especially useful when testing the modules with a new switch, a new CWDM MUX/DEMUX, or a long fiber link. You can verify 1470nm channel matching, DOM readings, and overall link performance before confirming the full order. Администратор on 2025-12-04
Q: Our backbone is standard OS2 single-mode fiber with LC patch panels. Is this CWDM SFP module a direct fit, and what connector type should we use? От L***s on 2025-08-09

A: Yes. The LS-CW471G-80C is intended for single-mode fiber transmission and uses a duplex LC optical interface. Standard duplex LC-to-LC single-mode patch cords are normally used between the module and the fiber distribution panel. Администратор on 2025-08-10
Q: Our CWDM plan includes 1470nm, 1490nm, 1510nm, and 1530nm channels on the same fiber pair. Can this module operate alongside the other wavelengths without interference? От Н***е on 2025-01-14

A: Yes. The LS-CW471G-80C 1470nm SFP module is designed to operate as one CWDM channel in a multi-wavelength system. When the MUX/DEMUX channel plan is correct, each wavelength is isolated and can carry an independent optical link over the same single-mode fiber pair. Администратор on 2025-01-15

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Е *** г

Объединенные Арабские Эмираты

Подтвержденная покупка

5 .0

2026-06-21

Our colocation team used the LS-CW471G-80C in a 1G CWDM transport shelf connecting two metropolitan facilities. We chose the 1470nm wavelength specifically to fill an available channel rather than deploy another fiber pair. Installation was uncomplicated: insert the SFP, connect Duplex LC single-mode fiber through the CWDM MUX/DEMUX, verify wavelength mapping, and review DOM status. The DFB CWDM transmitter and PIN receiver performed as expected, with no unusual laser-temperature behavior during the acceptance test. It is not a substitute for an industrial -40 to 85°C module in exposed outdoor cabinets, but for climate-controlled data rooms it has delivered stable service at a sensible cost.

110 Полезный голос Комментарии

X *** г

Камбоджа

Подтвержденная покупка

5 .0

2026-05-18

Used a pair for a long-distance point-to-point connection between a warehouse and a central office. The DFB laser output is strong enough for our loss budget, while the PIN receiver is sensitive enough to keep the connection dependable.

135 Полезный голос Комментарии

R *** п

Израиль

Подтвержденная покупка

5 .0

2026-04-29

We used this LS-CW471G-80C SFP module to extend a 1G CWDM connection between two office campuses. The 1470nm channel matched our existing CWDM plan, and the Duplex LC single-mode patching was straightforward. The link has stayed stable since installation.

160 Полезный голос Комментарии

C *** п

Марокко

Подтвержденная покупка

5 .0

2026-03-14

Our data room has limited fiber count, so CWDM is the practical answer. This 1470nm SFP works with our single-mode fiber and passive multiplexing hardware, keeping the old 1G transport system useful without a major rebuild.

154 Полезный голос Комментарии

L *** г

Польша

Подтвержденная покупка

5 .0

2026-03-04

Solid 80km 1G CWDM SFP for our metro fiber path.

80 Полезный голос Комментарии

O *** s

Украина

Подтвержденная покупка

5 .0

2026-02-24

Installed in minutes and the 1.25G port came straight up.

70 Полезный голос Комментарии

F *** п

Непал

Подтвержденная покупка

5 .0

2026-02-10

Our operations team used this 1.25G CWDM 1470nm SFP for a long-distance Fiber Channel network where we still maintain Gigabit uplinks. We checked optical power at commissioning, then compared it with the module’s DDM data from the switch CLI. The readings were close enough to trust the diagnostics for routine remote checks. That has reduced truck rolls because we can see whether a declining optical level is likely a fiber issue, dirty connector, or equipment-side problem. For commercial indoor cabinets, the 0–70°C rating is appropriate, and the Duplex LC connection made replacement easy for field technicians.

92 Полезный голос Комментарии

U *** г

Болгария

Подтвержденная покупка

5 .0

2026-01-18

Our purchasing team wanted a cost-conscious replacement for the legacy 1G CWDM optical transceiver. These arrived properly labeled by wavelength, which helped prevent channel mix-ups during rack deployment. The 1470nm CWDM channel has been stable so far.

141 Полезный голос Комментарии

P *** п

Турция

Подтвержденная покупка

5 .0

2025-12-30

Good optical budget for a long single-mode fiber run.

127 Полезный голос Комментарии

Он

Бангладеш

Подтвержденная покупка

5 .0

2025-12-12

We purchased these CWDM 1G SFP modules for a multi-site enterprise rollout with several types of network equipment in the environment. Before deployment, we performed compatibility checks, port resets, DOM polling, and extended traffic tests on each OEM-coded batch. All tested modules established 1Gbps links cleanly and maintained stable monitoring data under normal operating temperature. The SFP MSA mechanical format and SFF-8472 diagnostics are especially useful for organizations keeping a mixed estate of older access, aggregation, and transport equipment. The 80km specification provides planning flexibility, although we still recommend validating the complete optical loss budget rather than treating distance alone as the decision point.

146 Полезный голос Комментарии

К *** т

Австрия

Подтвержденная покупка

5 .0

2025-11-28

Linked at 1470nm right away and DOM readings look clean.

104 Полезный голос Комментарии

G *** ч

Ливийская арабская джамахирия

Подтвержденная покупка

5 .0

2025-11-05

Good choice for extending legacy Gigabit Ethernet over an existing 1470nm CWDM channel. The 80km reach gives us useful headroom compared with shorter-reach optics. No link flaps after three weeks of continuous use.

102 Полезный голос Комментарии

T *** s

Дания

Подтвержденная покупка

5 .0

2025-10-15

This is a good fit when you need an 80km CWDM SFP optical transceiver without moving to a higher-speed platform. We are using it over single-mode fiber on a long rural site connection. Receive power remains comfortably within range.

75 Полезный голос Комментарии

F *** d

Аргентина

Подтвержденная покупка

5 .0

2025-10-01

We used these modules during a legacy network modernization where the customer wanted to preserve its 1Gbps CWDM infrastructure while expanding monitoring capability. The old optics had no diagnostics, making it difficult to distinguish attenuation events from port failures. With this 1470nm 80km CWDM SFP, we can watch temperature, voltage, bias, transmit power, and receive power from the network management system. The optical performance has been consistent over a 61km path, and the LC duplex format works directly with the customer’s existing single-mode patching. For phased upgrades of enterprise, municipal, or telecom access networks, that is a meaningful operational improvement.

130 Полезный голос Комментарии

Z *** л

Macao

Подтвержденная покупка

5 .0

2025-09-26

We added this 1470nm SFP module to our 8-channel passive CWDM multiplexer. The duplex LC interface clicked firmly into our patch panel, and optical loss was well within our calculated margins. Smooth deployment all around.

57 Полезный голос Комментарии

M *** у

Финляндия

Подтвержденная покупка

5 .0

2025-09-17

Duplex LC fit was perfect — no surprises.

112 Полезный голос Комментарии

V *** S

Беларусь

Подтвержденная покупка

5 .0

2025-08-21

Installed in an indoor aggregation switch for a campus fiber network. The module negotiated cleanly at 1Gbps, and the SFF-8472 DOM information appears correctly in the monitoring tool. No CRC errors after the burn-in period.

118 Полезный голос Комментарии

Q *** т

Ирландия

Подтвержденная покупка

5 .0

2025-07-11

DOM data is available and useful for remote troubleshooting.

53 Полезный голос Комментарии

А *** л

Мальдивы

Подтвержденная покупка

5 .0

2025-07-02

We deployed LS-CW471G-80C CWDM SFP modules across a regional campus and utility-monitoring network where the longest route was just under 76km. The plant is single-mode fiber with patch panels, splice closures, and a passive CWDM MUX/DEMUX chain, so actual insertion loss matters more than a simple bench test. The 1470nm channel aligned correctly with our wavelength plan, and the modules consistently reported healthy DOM values. TX power stayed in the specified -1 to +4dBm range, while RX readings remained above the -26dBm sensitivity threshold with reasonable margin. After several weeks, interface counters show no packet loss or CRC accumulation.

123 Полезный голос Комментарии

W *** п

Бруней-Даруссалам

Подтвержденная покупка

5 .0

2025-06-04

We needed a 1470nm 80km CWDM SFP with LC connectors for an existing passive CWDM MUX/DEMUX system. This unit matched the channel and fiber type exactly. Nice plug-and-play experience.

85 Полезный голос Комментарии

D *** г

Иран, Исламская Республика

Подтвержденная покупка

5 .0

2025-05-27

We installed a matched 1470nm CWDM optic pair on a 74km single-mode fiber route used for industrial telemetry and remote site management. The route includes multiple cross-connects and an existing CWDM passive filter system, so we cleaned every LC end face and documented baseline receive power during turn-up. The link came up immediately, and the receive levels held stable through normal day-to-night temperature changes. The DOM function lets us establish alarm thresholds before the signal approaches the receiver sensitivity limit. For network operations teams maintaining long-haul Gigabit fiber links, that visibility is more valuable than a basic non-DDM optic. ^_^

78 Полезный голос Комментарии

N *** s

Румыния

Подтвержденная покупка

5 .0

2025-05-03

Reliable 1470nm CWDM SFP transceiver, stable link, good value.

149 Полезный голос Комментарии

Y *** п

Литва

Подтвержденная покупка

5 .0

2025-04-16

The form factor is standard SFP, the interface is duplex LC, and the module runs normally in a commercial server-room environment. For indoor 0 – 70°C deployments, it has been a dependable 1G CWDM transceiver option.

64 Полезный голос Комментарии

H *** ч

Япония

Подтвержденная покупка

4 .0

2025-03-19

Great 1G CWDM module for our indoor single-mode fiber deployment; the link is stable and compatibility testing went smoothly. Delivery took a little longer than our project schedule expected, so order early for a time-sensitive rollout. Product performance is absolutely fine once installed.

35 Полезный голос Комментарии

S *** D

Венгрия

Подтвержденная покупка

5 .0

2025-03-08

Bought several 1G 1470nm CWDM SFP modules for a small carrier backhaul upgrade. All units were recognized quickly, and the DDM values gave our NOC a simple way to verify TX power, RX power, temperature, and voltage. Very practical for fieldwork.

98 Полезный голос Комментарии

G *** е

США

Подтвержденная покупка

4 .0

2025-01-22

The 1470nm 80km CWDM SFP itself performs well and the DOM readings are accurate enough for routine checks. One carton arrived with a slightly crushed outer corner, although the antistatic packaging protected every module and none were damaged. I would buy again, but stronger bulk carton padding would be welcome.

28 Полезный голос Комментарии