Are these 1G BiDi transceivers fully compliant with international telecommunications and environmental standards?

Yes. The module complies strictly with IEEE 802.3ah 1000BASE-BX, SFF-8472 diagnostic standards, and SFP MSA specifications. It is fully certified under CE, FCC, and RoHS environmental directives, ensuring full compliance for commercial enterprise data center and carrier network deployments.

Will the LS-BL55311G-60C work seamlessly in our Cisco Catalyst and Juniper EX switches without throwing unsupported transceiver warnings?

Yes, absolutely. The transceiver is fully SFP MSA compliant and can be custom-coded for 100% interoperability with Cisco, Juniper, Arista, MikroTik, Ubiquiti, and other major OEM switch platforms. It enables full DDM/DOM telemetry readout with zero CLI vendor lock-in errors.

Our fiber links terminate in unheated outdoor roadside cabinets. Do you offer an industrial wide-temperature version of this 60km module?

Yes. While this model (LS-BL55311G-60C) is designed for commercial indoor environments (0℃ to 70℃), we produce an industrial wide-temperature variant (P/N: LS-BL55311G-60I) engineered to operate continuously from -40℃ to 85℃ in harsh outdoor NEMA enclosures.

What fiber type is required, and which complementary module do I need on the remote end to close the 60km link?

This module requires a single strand of 9/125μm Single-Mode Fiber (OS2 SMF) with a Simplex LC connector. Because this unit transmits at 1550nm and receives at 1310nm (1550TX/1310RX), the remote end must be paired with the complementary 1310nm-TX/1550nm-RX 60km transceiver (P/N: LS-BL31551G-60C) to establish the bidirectional optical circuit.

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LINK-PP LS-BL55311G-60C 1G SFP BiDi 1550nm-TX/1310nm-RX 60km DDM Simplex LC SMF Optical Transceiver Module

Name: LINK-PP LS-BL55311G-60C 1G SFP BiDi 1550nm-TX/1310nm-RX 60km DDM Simplex LC SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 207060
Price: 8.6 USD
Availability: InStock
Rating: 4.9 (25 reviews)

# 207060

Product: LINK-PP LS-BL55311G-60C 1G SFP BiDi 1550nm-TX/1310nm-RX 60km DDM Simplex LC SMF Optical Transceiver Module
SKU: 207060
P/N: LS-BL55311G-60C
Price: $ 10
Stock: 190 in Stock
Sold: 8.8K
Product URL: https://www.l-p.com/products/494471.htm

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

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

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Manufacture: LINK-PP

P/N: LS-BL55311G-60C

Compatible:: LINK-PP

Compatible P/N:: LS-BL31551G-02C | 2km; LS-BL55311G-02C | 2km; LS-BL31551G-03C | 3km; LS-BL31551G-03I | 3km; LS-BL55311G-03C | 3km; LS-BL55311G-03I | 3km; LS-BL31491G-10C | 10km; LS-BL31491G-10I | 10km; LS-BL31551G-10C | 10km; LS-BL31551G-10I | 10km; LS-BL31551GE-10C | 10km; LS-BL49311G-10C | 10km; LS-BL49311G-10I | 10km; LS-BL49551G-10C | 10km; LS-BL49551G-10I | 10km; LS-BL55311G-10C | 10km; LS-BL55311G-10I | 10km; LS-BL55311GE-10C | 10km; LS-BL55491G-10C | 10km; LS-BL55491G-10I | 10km; LS-BL31551G-15C | 15km; LS-BL31491G-20C | 20km; LS-BL31491G-20I | 20km; LS-BL31551G-20C | 20km; LS-BL31551G-20I | 20km; LS-BL49311G-20C | 20km; LS-BL49311G-20I | 20km; LS-BL49551G-20C | 20km; LS-BL55311G-20C | 20km; LS-BL55311G-20I | 20km; LS-BL55491G-20C | 20km; LS-BL31491G-40C | 40km; LS-BL31491G-40I | 40km; LS-BL31551G-40C | 40km; LS-BL31551G-40I | 40km; LS-BL49311G-40C | 40km; LS-BL49311G-40I | 40km; LS-BL55311G-40C | 40km; LS-BL55311G-40I | 40km; LS-BL31551G-60C | 60km; LS-BL31551G-60I | 60km; LS-BL49551G-60C | 60km; LS-BL55311G-60C | 60km; LS-BL55311G-60I | 60km; LS-BL55491G-60C | 60km; LS-BL27331G-80C | 80km; LS-BL33271G-80C | 80km; LS-BL49551G-80C | 80km; LS-BL49551G-80I | 80km; LS-BL55491G-80C | 80km; LS-BL55491G-80I | 80km; LS-BL49551G-A0C | 100km; LS-BL49551G-A0I | 100km; LS-BL55491G-A0C | 100km; LS-BL55491G-A0I | 100km; LS-BL49551G-A2C | 120km; LS-BL49551G-A2I | 120km; LS-BL55491G-A2C | 120km; LS-BL55491G-A2I | 120km; LS-BL49551G-A5C | 150km; LS-BL49551G-A5I | 150km; LS-BL55491G-A5C | 150km; LS-BL55491G-A5I | 150km; LS-BL49551G-A6C | 160km; LS-BL49551G-A6I | 160km; LS-BL55491G-A6C | 160km; LS-BL55491G-A6I | 160km

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LINK-PP LS-BL55311G-60C 1G BiDi SFP Specifications

The LINK-PP LS-BL55311G-60C is a high-performance 1G BiDi SFP optical transceiver designed for Gigabit Ethernet and 1.063Gbps Fiber Channel applications. Featuring a 1550nm DFB laser and 1310nm PIN receiver, this hot-pluggable module ensures reliable single-mode fiber transmission up to 60km, operating efficiently within a standard commercial temperature range.

LINK-PP Part Number	LS-BL55311G-60C	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	1.25Gbps
Wavelength	1550nm-TX/1310nm-RX	Max Cable Distance	60km
Connector	Simplex LC	Media	SMF
Transmitter Type	DFB	Receiver Type	PIN
TX Power	-5 to 0dBm	RX Power	-23 to -1dBm
Receiver Sensitivity	<-24dBm	DDM Support	Yes
Operating Temperature Range	0 to 70°C	Protocols	Fast Ethernet, Gigabit Fibre Channel, MSA Compliant

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Q: Are these 1G BiDi transceivers fully compliant with international telecommunications and environmental standards? By S***n on 2026-05-23

A: Yes. The module complies strictly with IEEE 802.3ah 1000BASE-BX, SFF-8472 diagnostic standards, and SFP MSA specifications. It is fully certified under CE, FCC, and RoHS environmental directives, ensuring full compliance for commercial enterprise data center and carrier network deployments. By admin on 2026-05-23
Q: Will the LS-BL55311G-60C work seamlessly in our Cisco Catalyst and Juniper EX switches without throwing unsupported transceiver warnings? By J***s on 2026-02-25

A: Yes, absolutely. The transceiver is fully SFP MSA compliant and can be custom-coded for 100% interoperability with Cisco, Juniper, Arista, MikroTik, Ubiquiti, and other major OEM switch platforms. It enables full DDM/DOM telemetry readout with zero CLI vendor lock-in errors. By admin on 2026-02-25
Q: Our fiber links terminate in unheated outdoor roadside cabinets. Do you offer an industrial wide-temperature version of this 60km module? By K***z on 2026-01-05

A: Yes. While this model (LS-BL55311G-60C) is designed for commercial indoor environments (0℃ to 70℃), we produce an industrial wide-temperature variant (P/N: LS-BL55311G-60I) engineered to operate continuously from -40℃ to 85℃ in harsh outdoor NEMA enclosures. By admin on 2026-01-05
Q: What fiber type is required, and which complementary module do I need on the remote end to close the 60km link? By J***e on 2025-06-14

A: This module requires a single strand of 9/125μm Single-Mode Fiber (OS2 SMF) with a Simplex LC connector. Because this unit transmits at 1550nm and receives at 1310nm (1550TX/1310RX), the remote end must be paired with the complementary 1310nm-TX/1550nm-RX 60km transceiver (P/N: LS-BL31551G-60C) to establish the bidirectional optical circuit. By admin on 2025-06-14

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E***n

United States

Verified Purchase

5 .0

2026-07-03

Rock-solid optics for enterprise backhaul.

172 Helpful vote Comments

M***s

Israel

Verified Purchase

5 .0

2026-06-21

Reliable 1G BiDi modules, great price.

54 Helpful vote Comments

L***r

Finland

Verified Purchase

5 .0

2026-06-21

Tested thoroughly in Juniper EX switches; vendor EEPROM coding worked on first insertion.

120 Helpful vote Comments

S***r

Sweden

Verified Purchase

5 .0

2026-06-02

Deployed across multi-vendor distribution nodes including Ubiquiti and Arista gear. MSA compliance is top tier with no CLI warnings, temperature stayed steady at 38°C under continuous gigabit line-rate traffic.

60 Helpful vote Comments

J***n

Greece

Verified Purchase

5 .0

2026-05-29

Low power consumption and cool operation inside our high-density datacenter aggregation rack.

144 Helpful vote Comments

T***n

Poland

Verified Purchase

5 .0

2026-05-19

Deployed twenty units in MikroTik routers for municipal CCTV backhaul without any signal drop.

196 Helpful vote Comments

N***z

Malaysia

Verified Purchase

5 .0

2026-05-11

Replaced expensive OEM optics with these 60km BiDi modules and saved tons of budget.

46 Helpful vote Comments

E***z

Bolivia

Verified Purchase

5 .0

2026-05-07

Pair matched with the 1310TX 60km variant, established 1.25G link immediately on Edgecore.

82 Helpful vote Comments

C***n

Ecuador

Verified Purchase

5 .0

2026-04-28

Accurate DDM power telemetry on Arista. :)

121 Helpful vote Comments

E***z

Spain

Verified Purchase

5 .0

2026-03-22

Perfect single-strand optical solution for our remote campus expansion. Paired this 1550nm-TX module with the 1310nm-TX counterpart on Cisco 3850s, bridging 45km cleanly with zero frame loss under 24-hour RFC2544 testing.

177 Helpful vote Comments

B***n

Malaysia

Verified Purchase

5 .0

2026-03-07

Spliced into our rural broadband backhaul ring running 56km simplex single-mode fiber. The 21dB link budget easily overcame patch panel attenuation, delivering flawless 1.25G throughput with rock-solid DDM laser metrics.

262 Helpful vote Comments

D***e

Czech Republic

Verified Purchase

5 .0

2026-01-30

Flawless 60km BiDi link across campus!

169 Helpful vote Comments

A***s

Bolivia

Verified Purchase

5 .0

2026-01-11

Excellent DFB laser stability and clear DOM diagnostics inside our indoor telecom closet.

89 Helpful vote Comments

N***l

Denmark

Verified Purchase

5 .0

2026-01-03

Paired with 1310TX perfectly, seamless sync.

189 Helpful vote Comments

A***s

Norway

Verified Purchase

5 .0

2025-12-07

Benchmarked this LS-BL55311G-60C over a 52km SMF spool before deployment; transmitter yielded -2dBm while RX sensitivity maintained -23.5dBm. Real-time DDM optical telemetry matched our EXFO power meter spot on.

280 Helpful vote Comments

L***z

South Africa

Verified Purchase

5 .0

2025-11-28

Flawless simplex LC connection over single strand SMF, doubling our dark fiber utilization. :D

174 Helpful vote Comments

K***r

Costa Rica

Verified Purchase

5 .0