If our fiber run has a small micro-bend, will the 10km power budget still hold up?

While the LS-BL553101-10I BiDi optical transceiver features a robust optical power budget rated for up to 10km, physical micro-bends can introduce unpredictable signal attenuation. It is generally recommended to inspect and correct fiber bends to safeguard your optical link margins and maintain long-term stability.

We have outdoor roadside cabinets in freezing northern winters. Will this SFP fail under -35℃ conditions?

Not at all. This is an industrial-grade BiDi SFP transceiver module rated down to -40℃ to ensure reliable startups in sub-zero winters.

Can this 155M SFP module run legacy SONET telecommunication traffic over our local loop?

Yes, it is fully compliant with SONET OC-3 and standard Fast Ethernet protocols.

Will this module display real-time voltage and temperature diagnostics on our outdoor cabinet switches?

Yes, it fully supports DDM/DOM, allowing you to monitor real-time diagnostic telemetry directly via your switch operating system.

How does this transceiver handle electromagnetic interference in high-voltage power substations?

The metal enclosure provides superior EMI shielding, meeting strict substation requirements for noise immunity.

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LINK-PP LS-BL553101-10I 155M SFP BiDi 1550nm-TX/1310nm-RX 10km Simplex LC DOM SMF Transceiver Module (Industrial)

Name: LINK-PP LS-BL553101-10I 155M SFP BiDi 1550nm-TX/1310nm-RX 10km Simplex LC DOM SMF Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 207040
Price: 6.45 USD
Availability: InStock
Rating: 4.9 (18 reviews)

# 207040

Product: LINK-PP LS-BL553101-10I 155M SFP BiDi 1550nm-TX/1310nm-RX 10km Simplex LC DOM SMF Transceiver Module (Industrial)
SKU: 207040
P/N: LS-BL553101-10I
Price: $ 7.5
Stock: 360 in Stock
Sold: 3K
Product URL: https://www.l-p.com/products/494464.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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Compatible:: LINK-PP

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-BL553101-10I 155M SFP Specifications

LS-BL553101-10I serves as an industrial-grade 155M SFP BiDi optical transceiver, engineered for 10km bidirectional link spans over a 1550nm-TX/1310nm-RX wavelength pair through a simplex LC interface, backed by real-time digital optical monitoring and built to endure extreme temperatures from -40 to +85°C.

LINK-PP Part Number	LS-BL553101-10I	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	155Mbps
Wavelength	1550nm-TX/1310nm-RX	Max Cable Distance	10km
Connector	Simplex LC	Media	SMF
Transmitter Type	FP	Receiver Type	PIN
TX Power	-14 to -8dBm	RX Power	-32 to -6dBm
Receiver Sensitivity	< -32dBm	DOM Support	Yes
Operating Temperature Range	-40 to 85°C	Protocols	Fast Ethernet, Gigabit Fibre Channel, MSA Compliant

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Q: If our fiber run has a small micro-bend, will the 10km power budget still hold up? By L***r on 2026-05-10

A: While the LS-BL553101-10I BiDi optical transceiver features a robust optical power budget rated for up to 10km, physical micro-bends can introduce unpredictable signal attenuation. It is generally recommended to inspect and correct fiber bends to safeguard your optical link margins and maintain long-term stability. By admin on 2026-05-11
Q: We have outdoor roadside cabinets in freezing northern winters. Will this SFP fail under -35℃ conditions? By I***e on 2026-01-12

A: Not at all. This is an industrial-grade BiDi SFP transceiver module rated down to -40℃ to ensure reliable startups in sub-zero winters. By admin on 2026-01-13
Q: Can this 155M SFP module run legacy SONET telecommunication traffic over our local loop? By K***w on 2025-12-08

A: Yes, it is fully compliant with SONET OC-3 and standard Fast Ethernet protocols. By admin on 2025-12-09
Q: Will this module display real-time voltage and temperature diagnostics on our outdoor cabinet switches? By H***n on 2025-10-21

A: Yes, it fully supports DDM/DOM, allowing you to monitor real-time diagnostic telemetry directly via your switch operating system. By admin on 2025-10-22
Q: How does this transceiver handle electromagnetic interference in high-voltage power substations? By J***w on 2025-05-18

A: The metal enclosure provides superior EMI shielding, meeting strict substation requirements for noise immunity. By admin on 2025-05-19

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H***y

Macao

Verified Purchase

5 .0

2026-05-08

Works like a charm on our 9.5km fiber run!

54 Helpful vote Comments

N***s

Republic of Korea

Verified Purchase

5 .0

2026-04-18

We had a limited fiber budget for our new remote alarm system, and these single-mode BiDi SFP modules saved the day. Operating a bidirectional link over one glass core is incredibly elegant and cost-effective. Highly satisfied with the overall performance.

102 Helpful vote Comments

L***s

Morocco

Verified Purchase

5 .0

2026-03-15

Rock-solid stability over our 8km link! Zero dropped packets and the optical signal levels are exceptionally clean.

78 Helpful vote Comments

J***n

United Kingdom

Verified Purchase

5 .0

2026-03-03

Our rural infrastructure project was severely limited by physical fiber availability, making single-strand BiDi modules an absolute necessity. These simplex LC transceivers resolved our bottleneck immediately, establishing a robust 155M link over a single glass strand and saving us massive recabling costs. The digital diagnostics are fully compliant with standard multi-source agreements, allowing our operations team to track link health remotely with pinpoint accuracy. It has been running error-free for three months, maintaining completely flat RX/TX power levels despite daily temperature swings in the field.

137 Helpful vote Comments

C***r

Libyan Arab Jamahiriya

Verified Purchase

4 .0

2026-02-20

Highly reliable SFP, but the TX/RX wavelength labels are tiny.

14 Helpful vote Comments

T***r

Libyan Arab Jamahiriya

Verified Purchase

5 .0

2026-02-11

Perfect for stretching physical fiber runs on our remote links! We were completely out of spare dark fiber cores on our legacy campus network runs. Switching over to these simplex LC BiDi SFP modules allowed us to squeeze double the capacity out of our existing layout. The link came up instantly and has been dead quiet on errors ever since.

116 Helpful vote Comments

A***d

United Kingdom

Verified Purchase

5 .0

2025-12-22

Extremely robust against outdoor environmental swings. We deployed a batch of these inside our trackside signaling cabinets. We see extreme freezing temperatures here in the winter, and finding reliable industrial-grade 155M SFP modules at this price point is rare. They have run continuously for months without a hiccup.

86 Helpful vote Comments

R***d

Lithuania

Verified Purchase

5 .0

2025-11-19

Crystal clear signal for our outdoor camera backhaul! These SFP transceiver modules are currently backhauling 155Mbps data streams from a remote gate camera over a 6km single-mode span. The video feeds are smooth with zero packet loss, proving the optical power budget on these BiDi optical transceivers is top-notch.

131 Helpful vote Comments

B***k

Iran, Islamic Republic of

Verified Purchase

5 .0

2025-10-24

Cheap, reliable, and does what it says. Good 155M BiDi SFP module, DOM reads fine. Will buy again.

49 Helpful vote Comments

R***s

Cambodia

Verified Purchase

5 .0

2025-09-07

We benchmarked a batch of these industrial-grade BiDi SFP transceivers in our staging lab before deploying them across an 8.5km single-mode span. Using our optical power meter, we verified a very clean transmit level and exceptional receiver sensitivity, leaving a healthy safety margin for a 155Mbps connection. The integrated DOM micro-controller reports highly accurate real-time metrics for voltage, temperature, and laser bias, which we pull seamlessly via SNMP to our central monitoring system. The physical installation has been running continuously through extreme seasonal shifts without a single frame drop, proving the hardware is built to last.

159 Helpful vote Comments

L***n

Canada

Verified Purchase

5 .0

2025-08-22

Fast Ethernet BiDi SFP that actually handles sub-zero cold! Winter in Calgary hasn't broken our link yet. Great hardware.

81 Helpful vote Comments

P***d

Japan

Verified Purchase

5 .0

2025-08-09

We integrate outdoor perimeter security networks, and roadside cabinets in our region regularly exceed 75°C during peak summer months. Standard commercial transceivers tend to drift and lose signal under these conditions, but these industrial-wide temperature SFP modules haven't dropped a packet. The 155Mbps throughput is incredibly consistent, ensuring our high-definition video backhaul streams smoothly over a 7km single-mode run with zero jitter. The rugged construction and thermal resilience of this hardware make it our primary go-to module for outdoor field layouts.

143 Helpful vote Comments

D***e

Italy

Verified Purchase

4 .0

2025-07-08

Flawless operation, but the delivery window slipped by two days. We purchased these for an urgent telemetry network fix, but the package arrived slightly past the estimated delivery date. The modules themselves synced up immediately and have been running error-free ever since, but make sure to order well in advance if you are on a tight schedule.

20 Helpful vote Comments

E***x

Cambodia

Verified Purchase

5 .0

2025-06-15

Great customer support and prompt response times! Our procurement team ordered 150 modules for an upcoming network upgrade, but we had some quick technical questions regarding the receiver sensitivity threshold. The engineering team got back to us within a few hours with clear, concise answers. Excellent service!

98 Helpful vote Comments

C***n

Japan

Verified Purchase

5 .0

2025-06-05

High-reliability modules for our roadside traffic control systems! We needed a steady 155M SFP optical transceiver for our localized traffic monitoring hubs. The unshielded enclosures get unbelievably hot during summer afternoons, but the industrial wide-temp design of these units handles the heat perfectly. Not a single link flap has been reported so far.

94 Helpful vote Comments

A***s

Lithuania

Verified Purchase

5 .0

2025-05-02

Our power substation ring topology requires highly reliable components with wide operating temperature tolerances to handle unconditioned outdoor enclosures. These industrial-grade 155M SFP optical modules met our technical requirements perfectly, sustaining reliable data transmission even when cabinet temperatures fluctuated wildly. The real-time DOM telemetry is incredibly precise, allowing our network operating center to perform predictive maintenance by monitoring for any subtle fiber degradation. A highly professional, industrial-grade solution that delivers excellent value without sacrificing link integrity.

148 Helpful vote Comments

G***n

Italy

Verified Purchase

5 .0

2025-04-30

Ultimate reliability for our outdoor control cabinets! Handles temperature swings with ease—an absolute lifesaver for our industrial ring.

66 Helpful vote Comments

J***r

Republic of Korea

Verified Purchase

5 .0

2025-01-09

Steady optical power levels under heavy loads! Installed these 155M SFP modules in our remote monitoring substations and we've been running continuous loop tests to stress the hardware. The transmit and receive power levels remain completely flat, proving the quality of the laser inside.

124 Helpful vote Comments