Can this 155M BiDi SFP transceiver reach up to 15km under typical insertion loss scenarios?

Yes, the link budget is rated for up to 15km over high-quality single-mode fiber infrastructure under standard attenuation parameters.

What module do I need to deploy on the opposite end of the fiber link?

You must pair it with the complementary 1550nm-TX/1310nm-RX 155M BiDi SFP module to establish a proper link connection.

We need to purchase 500 155M SFP BiDi modules for an ISP network rollout. Is there a bulk discount?

Absolutely! Please contact our sales team directly for tiered wholesale pricing and customized shipping options.

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LINK-PP LS-BL315501-15C 155M SFP BiDi 1310nm-TX/1550nm-RX 15km Simplex LC DOM SMF Optical Transceiver Module

Name: LINK-PP LS-BL315501-15C 155M SFP BiDi 1310nm-TX/1550nm-RX 15km Simplex LC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 202139
Price: 8.17 USD
Availability: InStock
Rating: 4.9 (20 reviews)

# 202139

Product: LINK-PP LS-BL315501-15C 155M SFP BiDi 1310nm-TX/1550nm-RX 15km Simplex LC DOM SMF Optical Transceiver Module
SKU: 202139
P/N: LS-BL315501-15C
Price: $ 9.5
Stock: 120 in Stock
Sold: 980
Product URL: https://www.l-p.com/products/491620.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-BL315501-15C

Compatible:: LINK-PP; H3C; HPE H3C; HW

Compatible P/N:: LS-BL315501-10C | 10km; LS-BL315501-10I | 10km; LS-BL553101-10C | 10km; LS-BL553101-10I | 10km; LS-BL315501-15C | 15km; LS-BL553101-15C | 15km; LS-BL315501-20C | 20km; LS-BL315501-20I | 20km; LS-BL553101-20C | 20km; LS-BL553101-20I | 20km; LS-BL315501-40C | 40km; LS-BL315501-40I | 40km; LS-BL553101-40C | 40km; LS-BL553101-40I | 40km; LS-BL315501-80C | 80km; LS-BL315501-80I | 80km; LS-BL495501-80C | 80km; LS-BL495501-80I | 80km; LS-BL553101-80C | 80km; LS-BL553101-80I | 80km; LS-BL554901-80C | 80km; LS-BL554901-80I | 80km

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LINK-PP LS-BL315501-15C 155M SFP Specifications

LS-BL315501-15C is a bidirectional (BiDi) 155M SFP optical transceiver module engineered for precise 15km data spans, pairing a 1310nm-TX FP laser transmitter with a 1550nm-RX PIN photodiode to deliver reliable single-strand fiber connectivity across a commercial 0°C to 70°C operating temperature range.

LINK-PP Part Number	LS-BL315501-15C	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	155Mbps
Wavelength	1310nm-TX/1550nm-RX	Max Cable Distance	15km
Connector	Simplex LC	Media	SMF
Transmitter Type	FP	DOM Support	Yes
TX Power	-14 to -8dBm	Receiver Sensitivity	< -32dBm
Operating Temperature Range	0 to 70°C	Protocols	Fast Ethernet, Gigabit Fibre Channel, MSA Compliant

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Q: Can this 155M BiDi SFP transceiver reach up to 15km under typical insertion loss scenarios? By F***n on 2025-10-06

A: Yes, the link budget is rated for up to 15km over high-quality single-mode fiber infrastructure under standard attenuation parameters. By admin on 2025-10-07
Q: What module do I need to deploy on the opposite end of the fiber link? By E***h on 2025-08-19

A: You must pair it with the complementary 1550nm-TX/1310nm-RX 155M BiDi SFP module to establish a proper link connection. By admin on 2025-08-20
Q: We need to purchase 500 155M SFP BiDi modules for an ISP network rollout. Is there a bulk discount? By D***w on 2025-06-27

A: Absolutely! Please contact our sales team directly for tiered wholesale pricing and customized shipping options. By admin on 2025-06-28

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C***s

Philippines

Verified Purchase

5 .0

2026-01-29

No frame drops at all, pure 1310nm/1550nm performance.

18 Helpful vote Comments

E***g

Peru

Verified Purchase

5 .0

2026-01-21

We ran a comprehensive benchmarking suite on these LS-BL315501-15C BiDi SFP modules for our campus-wide surveillance network expansion. Operating at 155Mbps over a 14.2km single-mode fiber span, the link budget margin remained highly stable at ~18dB, easily clearing our strict internal validation thresholds. The digital optical monitoring feature integrated smoothly with our PRTG monitoring system, providing real-time telemetry on transceiver health. The savings from switching to a simplex single-fiber infrastructure allowed us to reallocate budget to high-res cameras. Truly impressive performance. (✧ω✧)

80 Helpful vote Comments

C***n

Morocco

Verified Purchase

5 .0

2025-12-18

Our engineering firm specialized in base station backhaul solutions recently certified the LS-BL315501-15C for field deployment. We rigorously tested the 155M BiDi SFP across a variety of insertion loss profiles. The 1310nm-TX and 1550nm-RX separation is cleanly filtered with zero cross-talk or back-reflection anomalies over a 15km single mode fiber layout. The simplex LC connector has low insertion loss, and the DOM alerts triggered correctly when we simulated an over-attenuated fiber bend. This level of reliability makes it our go-to choice for contract infrastructure upgrades.

145 Helpful vote Comments

R***n

Saudi Arabia

Verified Purchase

5 .0

2025-12-10

Perfect fit for remote FTTH cabinets. It easily handles the 13km spans we have out here. BiDi single-fiber savings helped us expand without laying new cables.

59 Helpful vote Comments

J***n

Argentina

Verified Purchase

5 .0

2025-11-01

Flawless Simplex LC 15km SFP links. Saved us miles of fiber deployment costs!

15 Helpful vote Comments

A***n

Viet Nam

Verified Purchase

5 .0

2025-10-21

As a lead network engineer overseeing a metro-wide utility grid, finding dependable 155Mbps Fast Ethernet optics that support accurate DOM can be challenging. We deployed the LINK-PP LS-BL315501-15C across 20 remote substations. The 1310nm-TX/1550nm-RX combination works flawlessly over our single-mode fiber infrastructure. During our stress tests, the modules maintained stable optical output power and receiver sensitivity down to -28dBm without a single CRC error or packet loss. The simplex LC interface allowed us to maximize our existing fiber plant without running costly new cables. Outstanding enterprise-grade build quality!

71 Helpful vote Comments

Z***n

Colombia

Verified Purchase

5 .0

2025-10-15

Excellent single-mode transceiver for metro networks. Simplex LC interface saved our day since we were out of spare dark fiber pairs. Low latency and stable power output.

115 Helpful vote Comments

M***s

Egypt

Verified Purchase

5 .0

2025-09-30

We bought these for an ISP access network expansion. They work flawlessly over single mode simplex fiber up to our 14km test node. Highly recommended for telecom contractors.

54 Helpful vote Comments

J***r

United States

Verified Purchase

5 .0

2025-09-18

Fast shipping to the US and excellent build quality. The single-mode simplex LC connector clicks in firmly. Real-time digital diagnostics monitoring (DOM) is fully functional.

39 Helpful vote Comments

A***l

Chile

Verified Purchase

5 .0

2025-08-22

Using these to link an older telecom rack to our core network. Finding reliable 155M SFP optics transceiver with real-time DOM can be tough now, but these LINK-PP ones are top tier.

39 Helpful vote Comments

A***r

Pakistan

Verified Purchase

5 .0

2025-08-11

Excellent simplex LC optics, fixed our bandwidth bottleneck at the remote node.

11 Helpful vote Comments

K***s

Thailand

Verified Purchase

4 .0

2025-08-04

This 155M BiDi SFP modules perform perfectly on our devices, but the shipping carrier delayed the delivery by two days, which pushed back our maintenance window. Product itself is flawless and the DOM metrics are highly accurate, just wish logistics was faster.

26 Helpful vote Comments

L***t

South Africa

Verified Purchase

5 .0

2025-07-25

Fast Ethernet optical transceiver that actually delivers. Easy installation, stable 1310nm transmission, and the price point makes it perfect for bulk enterprise procurement.

36 Helpful vote Comments

F***e

Mexico

Verified Purchase

5 .0

2025-07-09

Solid performance overall. Just a heads up that you need the matching 1550nm-TX/1310nm-RX counterpart on the other side for the link to come up. Good budget option.

72 Helpful vote Comments

F***l

Nigeria

Verified Purchase

4 .0

2025-06-15

Modules perform exactly as advertised for 155Mbps networks. Just make sure you order the complementary model (1550nm-TX/1310nm-RX) for the opposite side because the manual didn't emphasize this enough for junior technicians. Otherwise, excellent stability and DOM readings.

30 Helpful vote Comments

L***n

United Arab Emirates

Verified Purchase

5 .0

2025-06-11

Solid 155M BiDi SFP. The 1310nm-TX and 1550nm-RX matching works perfectly over our existing single-mode fiber infrastructure. No CRC errors detected after a week of heavy testing. (o^▽^o)

85 Helpful vote Comments

N***a

Singapore

Verified Purchase

5 .0

2025-05-31

Deployed 10 of these LS-BL315501-15C 15km BiDi SFP modules for a campus CCTV fiber upgrade. The simplex LC setup cut our fiber usage in half, which was crucial. No config needed on our switch.

69 Helpful vote Comments

I***t

New Zealand

Verified Purchase

5 .0

2025-05-04

Great BiDi solution for media converters. Replaced some old dual-fiber modules to free up strands. The 15km reach is perfect for our distributed campus setup.

43 Helpful vote Comments

H***n

Israel

Verified Purchase

5 .0

2025-04-26

Been buying from LINK-PP for a while. This 155M SFP BiDi optical module didn't disappoint. Hot-pluggable, recognized by our switches immediately without disabling vendor checks.

66 Helpful vote Comments

D***s

Kenya

Verified Purchase

4 .0

2025-03-07

Great price for a 15km single mode transceiver. The simplex LC connector works great and saved us fiber cores. However, the outer retail box arrived slightly squashed. Fortunately, the inner packs were fine and all SFP modules tested out perfectly on our outers.

27 Helpful vote Comments