Is LS-SM552G-80C fully compatible with Cisco, H3C & Juniper enterprise switches? Do I need custom firmware?

Yes, this 2.5G SFP 80km 1550nm DOM transceiver is MSA SFF-8472 compliant, plug-and-play with Cisco, H3C, Juniper, Alcatel-Lucent, Brocade, Force10 & generic brand switches. No custom firmware or extra configuration required; DOM digital optical monitoring functions work natively on all listed compatible hardware, duplex LC single-mode interface matches standard switch fiber ports.

What fiber cable type should I use for LS-SM552G-80C 80km transmission? Does duplex LC patch cord polarity matter?

You must deploy standard single-mode fiber (SMF G.652D) for full 80km transmission performance. Multimode fiber cannot reach this distance. Use duplex LC single-mode patch cords. Proper polarity is required for bidirectional transmit and receive; reversed polarity will cause link down. We suggest testing fiber attenuation before deployment. The module works well on dark fiber for ISP backhaul and campus inter-building links.

What’s the difference between LS-SM552G-80C and LS-SM552G-80I industrial version? Can this C model work in outdoor telecom cabinets?

LS-SM552G-80C is commercial grade operating at 0°C ~ +70°C, while LS-SM552G-80I supports industrial wide temp -40°C ~ +85°C. The C variant suits indoor data centers, campus rack rooms, climate-controlled utility cabinets. For uninsulated outdoor cabinets with extreme hot/cold fluctuations, we recommend the industrial 80I model to avoid temperature-triggered LOS or TX fault warnings. Both share identical 2.5Gbps speed, 80km SMF reach, 1550nm DFB+APD optics and DOM monitoring.

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Juniper SFP-1OC48-LR Compatible LINK-PP 2.5G SFP 1550nm 80km DOM Duplex LC SMF Optical Transceiver Module

Name: Juniper SFP-1OC48-LR Compatible LINK-PP 2.5G SFP 1550nm 80km DOM Duplex LC SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 223493
Price: 87.72 USD
Availability: InStock
Rating: 4.9 (9 reviews)

# 223493

Product: Juniper SFP-1OC48-LR Compatible LINK-PP 2.5G SFP 1550nm 80km DOM Duplex LC SMF Optical Transceiver Module
SKU: 223493
P/N: LS-SM552G-80C
Price: $ 102
Stock: 706 in Stock
Sold: 1.1K
Product URL: https://www.l-p.com/products/478366.htm

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Manufacture: LINK-PP

P/N: LS-SM552G-80C

Compatible:: Cisco; LINK-PP; Alcatel-Lucent; Brocade; Force10; Generic; H3C; Juniper

Compatible P/N:: SFP-1OC48-LR | 80km

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Juniper SFP-1OC48-LR Compatible LINK-PP 2.5G SFP Specifications

The Juniper SFP-1OC48-LR Compatible LINK-PP SFP module provides consistent connectivity at speeds of up to 2.5Gbps over single-mode fiber distances of up to 80km. Operating at a wavelength of 1550nm, it is fully compatible with LINK-PP systems, ensuring robust network performance and long-haul stability.

Juniper Part Number	SFP-1OC48-LR	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	2.5Gbps
Wavelength	1550nm	Max Cable Distance	80km
Connector	LC duplex	Media	SMF
Transmitter Type	DFB	Receiver Type	APD
TX Power	-2 to +3dBm	RX Power	-20 to -1dBm
Receiver Sensitivity	<-26dBm	Receiver Overload	-1dBm
Operating Temperature Range	0 to 70°C	Protocols	MSA Compliant

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Q: Is LS-SM552G-80C fully compatible with Cisco, H3C & Juniper enterprise switches? Do I need custom firmware? By T***s on 2025-06-26

A: Yes, this 2.5G SFP 80km 1550nm DOM transceiver is MSA SFF-8472 compliant, plug-and-play with Cisco, H3C, Juniper, Alcatel-Lucent, Brocade, Force10 & generic brand switches. No custom firmware or extra configuration required; DOM digital optical monitoring functions work natively on all listed compatible hardware, duplex LC single-mode interface matches standard switch fiber ports. By admin on 2025-06-26
Q: What fiber cable type should I use for LS-SM552G-80C 80km transmission? Does duplex LC patch cord polarity matter? By A***t on 2025-03-03

A: You must deploy standard single-mode fiber (SMF G.652D) for full 80km transmission performance. Multimode fiber cannot reach this distance. Use duplex LC single-mode patch cords. Proper polarity is required for bidirectional transmit and receive; reversed polarity will cause link down. We suggest testing fiber attenuation before deployment. The module works well on dark fiber for ISP backhaul and campus inter-building links. By admin on 2025-03-03
Q: What’s the difference between LS-SM552G-80C and LS-SM552G-80I industrial version? Can this C model work in outdoor telecom cabinets? By G***n on 2024-01-13

A: LS-SM552G-80C is commercial grade operating at 0°C ~ +70°C, while LS-SM552G-80I supports industrial wide temp -40°C ~ +85°C. The C variant suits indoor data centers, campus rack rooms, climate-controlled utility cabinets. For uninsulated outdoor cabinets with extreme hot/cold fluctuations, we recommend the industrial 80I model to avoid temperature-triggered LOS or TX fault warnings. Both share identical 2.5Gbps speed, 80km SMF reach, 1550nm DFB+APD optics and DOM monitoring. By admin on 2024-01-13

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S***k

Morocco

Verified Purchase

5 .0

2026-06-12

Generic switch compatibility verified in lab stress testing, supply voltage stays stable at 3.3V operating range, temperature cycling test from 10°C to 68°C triggers no transmit fault alerts on DOM readouts.

86 Helpful vote Comments

R***y

Japan

Verified Purchase

5 .0

2026-05-20

Low attenuation 1550nm for 80km SMF

51 Helpful vote Comments

A***s

Lithuania

Verified Purchase

4 .0

2025-12-17

Optical specs match datasheet fully, only small downside: serial diagnostic read speed slightly slow on older Force10 routers, core transmission performance stays consistent over 80km SMF duplex LC links.

19 Helpful vote Comments

N***z

Thailand

Verified Purchase

5 .0

2024-10-21

Fast dispatch, in-stock 620 units shipped within 2 work days, anti-static sealed packaging prevents ESD damage during transit, duplex LC form factor fits high-density switch port racks without clearance issues.

94 Helpful vote Comments

M***e

Norway

Verified Purchase

5 .0

2024-07-21

Great value bulk pricing

22 Helpful vote Comments

G***s

Turkey

Verified Purchase

5 .0

2024-07-21

Stable 2.5G 80km metro campus links, DOM monitoring works flawlessly on H3C switches, DFB+APD combo delivers clean signal across 72km single mode fiber without packet loss, zero LOS alarms after 3 months of continuous rack operation.

2 Helpful vote Comments

M***n

France

Verified Purchase

5 .0

2024-05-22

Bought 200 units for utility outdoor cabinet fiber backhaul, 0°C-70°C commercial temp range holds steady, real-time DOM tracks TX/RX power & internal temp remotely, 1550nm wavelength cuts fiber attenuation drastically for cross-building 78km runs.

93 Helpful vote Comments

H***a

New Zealand

Verified Purchase

5 .0

2024-04-07

Campus inter-building fiber project hero :-D

94 Helpful vote Comments

S***n

Morocco

Verified Purchase

5 .0

2024-03-04

Alcatel-Lucent plug-and-play seamless integration, duplex LC connector locks tight without loose fiber jumpers, APD receiver sensitivity hits -26dBm minimum spec, long-distance telecom OC48 links run 24/7 reliably.

53 Helpful vote Comments