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.

작은 표시: 홈; 제품; 광학 트랜시버 | SFP 모듈; 1/2/4G 트랜시버 모듈; 1G CWDM/DWDM SFP; 203258

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LINK-PP LS-CW471G-80C 1G SFP CWDM 1470nm 80km 듀플렉스 LC DOM SMF 광 트랜시버 모듈

Name: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470nm 80km 듀플렉스 LC DOM SMF 광 트랜시버 모듈
Brand: LINK-PP
SKU: 203258
Price: 43 USD
Availability: InStock
Rating: 4.9 (26 reviews)

# 203258

프로덕트: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470nm 80km 듀플렉스 LC DOM SMF 광 트랜시버 모듈
SKU: 203258
P / N: LS-CW471G-80C
가격: $ 50
재고: 110 재고
판매: 890
제품 URL: https://www.l-p.com/products/492724.htm

주문 금액이 1000달러 이상이면 15.00달러 할인해 드립니다. 코드: Linkpp15

주문 금액이 3000달러 이상이면 50.00달러 할인해 드립니다. 코드: Linkpp50

주문 금액이 5000달러 이상이면 100.00달러 할인해 드립니다. 코드: Linkpp100

신규 고객: 주문 시 사용 가능한 10달러 쿠폰 제공 코드: linkpp2610

: LINK-PP LS-CW471G-80C 1G SFP CWDM 1470nm 80km 듀플렉스 LC DOM SMF 광 트랜시버 모듈

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26개의 리뷰

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890 판매

$ 50

$600 이상 무료 배송, 더 유리한 가격이 필요한 경우 직접 문의하시기 바랍니다.

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$ 50

100

$ 47.5

1000

$ 46

3000

$ 44.5

6000

$ 43

제조: LINK-PP

P / N : LS-CW471G-80C

호환 가능 :: Cisco; LINK-PP; Allied Telesis; Arista; Brocade; Ciena; Dell; Extreme; Juniper; Netgear

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

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LINK-PP LS-CW471G-80C 1G SFP 사양

LS-CW471G-80C는 1470nm CWDM SFP 모듈로, DFB 레이저와 PIN 포토다이오드를 결합하여 단일 모드 광섬유를 통해 최대 80km까지 전송할 수 있습니다. 이 모듈은 실시간 디지털 광 모니터링 기능을 통해 송신 전력, 수신 전력, 온도, 전압 및 바이어스 전류를 정밀하게 지속적으로 보고합니다. 또한, 파장별 필터링 및 보정된 손실 예산을 통해 외부 이퀄라이제이션 없이 전체 CWDM 그리드에서 일관된 링크 마진을 보장합니다.

LINK-PP 부품 번호	LS-CW471G-80C	공급 업체 이름	LINK-PP
폼 팩터	SFP	최대 데이터 속도	1.25Gbps
파장	1470nm	최대 케이블 거리	80km
커넥터	이중 LC	미디어	SMF
송신기 유형	DFB	수신기 유형	PIN
TX 전력	-1에서 + 4dBm	수신 전원	-26 ~ -1dBm
수신기 감도	- 26dBm	수신기 과부하	- 1dBm
EMC(전자기 통신)	지원	DOM	지원
작동 온도 범위	0 ~ 70 ° C	프로토콜	SFP MSA、SFF-8472

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제품 도면

PDF
LS-CWxx1G-80x.pdf

질문과 답변
질문하기

데이터가 없습니다

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? K***m 작성 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. 관리자 작성 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? M***n 작성 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. 관리자 작성 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. 관리자 작성 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? L***s 작성 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. 관리자 작성 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? N***e에 의해 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. 관리자 작성 on 2025-01-15

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E *** r

United Arab Emirates

구매 확인

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 유용한 투표 코멘트

X *** r

캄보디아

구매 확인

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 유용한 투표 코멘트

R *** n

Israel

구매 확인

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 유용한 투표 코멘트

C *** n

Morocco

구매 확인

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 유용한 투표 코멘트

L *** g

폴란드

구매 확인

5.0

2026-03-04

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

80 유용한 투표 코멘트

O *** s

우크라이나

구매 확인

5.0

2026-02-24

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

70 유용한 투표 코멘트

F *** n

네팔

구매 확인

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 유용한 투표 코멘트

U *** z

불가리아

구매 확인

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 유용한 투표 코멘트

P *** n

튀르키예

구매 확인

5.0

2025-12-30

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

127 유용한 투표 코멘트

그

방글라데시

구매 확인

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 유용한 투표 코멘트

케이 ***

오스트리아

구매 확인

5.0

2025-11-28

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

104 유용한 투표 코멘트

G *** h

리비아

구매 확인

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 유용한 투표 코멘트

T *** s

Danmark

구매 확인

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 유용한 투표 코멘트

F *** d

Argentina

구매 확인

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 유용한 투표 코멘트

Z *** l

마카오

구매 확인

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 유용한 투표 코멘트

나의

핀란드

구매 확인

5.0

2025-09-17

Duplex LC fit was perfect — no surprises.

112 유용한 투표 코멘트

V *** s

벨라루스

구매 확인

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 유용한 투표 코멘트

큐***트

Ireland

구매 확인

5.0

2025-07-11

DOM data is available and useful for remote troubleshooting.

53 유용한 투표 코멘트

A *** l

몰디브

구매 확인

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 유용한 투표 코멘트

W *** n

브루나이

구매 확인

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 유용한 투표 코멘트

D *** r

이란, 이슬람 공화국

구매 확인

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 유용한 투표 코멘트

N *** s

루마니아

구매 확인

5.0

2025-05-03

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

149 유용한 투표 코멘트

Y *** n

리투아니아

구매 확인

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 유용한 투표 코멘트

H *** h

Japan

구매 확인

5.0

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 유용한 투표 코멘트

S *** d

헝가리

구매 확인

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 유용한 투표 코멘트

G *** e

United States

구매 확인

5.0

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 유용한 투표 코멘트