We are planning a massive datacenter upgrade and need about 500 units. Do you offer bulk pricing or project-based discounts?

Yes, we provide tiered volume pricing tailored for B2B procurement. For an order of 500 units, you'll receive a significant discount off the standard retail price. Please reach out to our sales team with your project details for a custom quote.

This standard model is 0-70°C. Do you have an industrial-grade equivalent that can survive harsh winter conditions in outdoor cabinets?

Yes, we offer the industrial counterpart (LS-SC55311G-03I) which supports an extended operating temperature range of -40°C to 85°C, making it perfect for extreme weather environments, remote cell towers, and rugged outdoor edge deployments.

Will this 1G BiDi SFP work with my mixed environment of Cisco and HP switches without triggering "unsupported transceiver" errors?

Absolutely. These modules are strictly coded for extensive OEM compatibility. They’ve passed rigorous interoperability testing across major brands like Cisco, HP, and Juniper, functioning seamlessly as native plug-and-play optics without any vendor lock-in warnings.

Does this transceiver comply with MSA standards and RoHS regulations? We have strict compliance rules for our public sector projects.

Yes, it is fully compliant with the SFP Multi-Source Agreement (MSA), IEEE 802.3z gigabit standards, and RoHS regulations. It’s manufactured to meet stringent global quality and compliance requirements for both enterprise and public sector use.

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LINK-PP LS-SC55311G-03C 1G SFP BiDi 1550nm-TX/1310nm-RX 3km Simplex SC DOM SMF Optical Transceiver Module

Name: LINK-PP LS-SC55311G-03C 1G SFP BiDi 1550nm-TX/1310nm-RX 3km Simplex SC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 202196
Price: 8.17 USD
Availability: InStock
Rating: 5 (20 reviews)

# 202196

Product: LINK-PP LS-SC55311G-03C 1G SFP BiDi 1550nm-TX/1310nm-RX 3km Simplex SC DOM SMF Optical Transceiver Module
SKU: 202196
P/N: LS-SC55311G-03C
Price: $ 9.5
Stock: 220 in Stock
Sold: 1.8K
Product URL: https://www.l-p.com/products/491675.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

For Order Over $3000 Get $50.00 Off , Code: Linkpp50

For Order Over $5000 Get $100.00 Off , Code: Linkpp100

New Users: $10 Coupon for Orders , Code: linkpp2610

20 Reviews

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1.8K Sold

$ 9.5

Free shipping over $600, If you need a more favorable price, please contact us directly.

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$ 9.5

100

$ 9.025

1000

$ 8.74

3000

$ 8.455

6000

$ 8.17

Manufacture: LINK-PP

P/N: LS-SC55311G-03C

Compatible:: LINK-PP

Compatible P/N:: LS-SC31551G-03C | 3km; LS-SC31551G-03I | 3km; LS-SC55311G-03C | 3km; LS-SC55311G-03I | 3km; LS-SC31491G-10C | 10km; LS-SC31551G-10C | 10km; LS-SC31551G-10I | 10km; LS-SC49311G-10C | 10km; LS-SC55311G-10C | 10km; LS-SC55311G-10I | 10km; LS-SC31491G-20C | 20km; LS-SC31551G-20C | 20km; LS-SC31551G-20I | 20km; LS-SC49311G-20C | 20km; LS-SC55311G-20C | 20km; LS-SC55311G-20I | 20km; LS-SC31551G-40C | 40km; LS-SC31551G-40I | 40km; LS-SC55311G-40C | 40km; LS-SC55311G-40I | 40km

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LINK-PP LS-SC55311G-03C 1G BiDi SFP Specifications

The LINK-PP LS-SC55311G-03C is a high-performance 1G BiDi transceiver engineered for efficient optical networking. Utilizing advanced WDM technology, this commercial temperature grade module ensures reliable data transfer over single-mode fiber infrastructure. Its comprehensive specification profile makes it the ultimate hardware solution for upgrading telecommunication links and modern enterprise Ethernet environments.

LINK-PP Part Number	LS-SC55311G-03C	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	1.25Gbps
Wavelength	1550nm-TX/1310nm-RX	Max Cable Distance	3km
Connector	Simplex SC	Media	SMF
Transmitter Type	FP	Receiver Type	PIN
TX Power	-9 to 0dBm	RX Power	-23 to -1dBm
Receiver Sensitivity	-23dBm	Receiver Overload	-3dBm
DOM Support	Yes	Operating Temperature Range	0 to 70°C

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Q: We are planning a massive datacenter upgrade and need about 500 units. Do you offer bulk pricing or project-based discounts? By B***n on 2026-07-21

A: Yes, we provide tiered volume pricing tailored for B2B procurement. For an order of 500 units, you'll receive a significant discount off the standard retail price. Please reach out to our sales team with your project details for a custom quote. By admin on 2026-07-21
Q: This standard model is 0-70°C. Do you have an industrial-grade equivalent that can survive harsh winter conditions in outdoor cabinets? By S***n on 2026-06-06

A: Yes, we offer the industrial counterpart (LS-SC55311G-03I) which supports an extended operating temperature range of -40°C to 85°C, making it perfect for extreme weather environments, remote cell towers, and rugged outdoor edge deployments. By admin on 2026-06-06
Q: Will this 1G BiDi SFP work with my mixed environment of Cisco and HP switches without triggering "unsupported transceiver" errors? By E***z on 2026-04-21

A: Absolutely. These modules are strictly coded for extensive OEM compatibility. They’ve passed rigorous interoperability testing across major brands like Cisco, HP, and Juniper, functioning seamlessly as native plug-and-play optics without any vendor lock-in warnings. By admin on 2026-04-21
Q: Does this transceiver comply with MSA standards and RoHS regulations? We have strict compliance rules for our public sector projects. By R***r on 2025-12-09

A: Yes, it is fully compliant with the SFP Multi-Source Agreement (MSA), IEEE 802.3z gigabit standards, and RoHS regulations. It’s manufactured to meet stringent global quality and compliance requirements for both enterprise and public sector use. By admin on 2025-12-09

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P***z

Finland

Verified Purchase

5 .0

2026-06-19

Used this 3km transceiver for connecting two office buildings. Reliable and stable link!

143 Helpful vote Comments

S***n

India

Verified Purchase

5 .0

2026-04-15

Perfect for our outdoor cabinet setups! Even though it's 0-70°C, it handles summer heat well. Simplex SC interface is robust. Great 1G fallback for remote nodes on our home 10G NAS.

115 Helpful vote Comments

C***s

France

Verified Purchase

5 .0

2026-02-20

Bulk ordered for client installs. Zero DOA rate so far. Will buy again!

130 Helpful vote Comments

J***s

Chile

Verified Purchase

5 .0

2026-02-06

Slipped right into my Ubiquiti gear. Simplex SC connection is snug and secure.

96 Helpful vote Comments

D***s

Bolivia

Verified Purchase

5 .0

2026-01-27

Solid 1G SMF link. No issues.

32 Helpful vote Comments

L***n

Costa Rica

Verified Purchase

5 .0

2026-01-18

We deployed 50 of these 1550nm-TX/1310nm-RX modules for a campus fiber network. Excellent OEM compatibility with our mixed Juniper and Arista core. DOM metrics stay solid under heavy loads!

28 Helpful vote Comments

M***s

Ukraine

Verified Purchase

5 .0

2025-12-13

DOM works perfectly on these.

130 Helpful vote Comments

L***s

Italy

Verified Purchase

5 .0

2025-12-06

Exactly what our datacenter needed.

89 Helpful vote Comments

P***s

Ecuador

Verified Purchase

5 .0

2025-10-24

Great OEM compatible optics! Replaced our failing Cisco units without any coding errors.

117 Helpful vote Comments

C***n

Czech Republic

Verified Purchase

5 .0

2025-10-20

Flawless 1550nm-TX optic module!

52 Helpful vote Comments

D***s

Finland

Verified Purchase

4 .0

2025-09-14

Delivery took a day longer than expected. SFP modules tested fine on Cisco switches.

16 Helpful vote Comments

W***s

Singapore

Verified Purchase

5 .0

2025-08-27

Awesome 1G BiDi SFP for the price. Works straight out of the box.

26 Helpful vote Comments

J***n

Italy

Verified Purchase

5 .0

2025-08-02

Good throughput for IP cameras.

141 Helpful vote Comments

L***z

Canada

Verified Purchase

5 .0

2025-08-01

Did a massive datacenter batch deployment last week. These 3km SMF transceivers saved us a ton on cabling since they use single fiber. Zero drops during our multi-brand switch compatibility test.

57 Helpful vote Comments

J***r

Dominican Republic

Verified Purchase

5 .0

2025-06-28

Works great on my Mikrotik switch!

176 Helpful vote Comments

M***n

United Kingdom

Verified Purchase

5 .0

2025-05-27

Easy setup, zero downtime.

151 Helpful vote Comments

A***z

Mexico

Verified Purchase

5 .0

2025-04-24

Sourced these for a rural base station backhaul upgrade. The built-in DOM feature is a lifesaver for remote troubleshooting. Outstanding RX sensitivity, link stays rock solid at 2.5km distance.

105 Helpful vote Comments

C***n

Austria

Verified Purchase

5 .0

2025-02-27

Perfect fit for our SC fiber runs.

179 Helpful vote Comments

L***s

Venezuela

Verified Purchase

5 .0