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LS-BL49551G-A5C 1g sfp bidi 1490nm-tx 1550nm-rx 150km dom simplex lc smf optical transceiver module
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LINK-PP LS-BL49551G-A5C 1G SFP BiDi 1490nm-TX/1550nm-RX 150km DOM Simplex LC SMF Optical Transceiver Module

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Product summary

Product
LINK-PP LS-BL49551G-A5C 1G SFP BiDi 1490nm-TX/1550nm-RX 150km DOM Simplex LC SMF Optical Transceiver Module
SKU
205811
P/N
LS-BL49551G-A5C
Price
$ 32
Stock
170 in Stock
Sold
2.3K
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
25 Reviews
5 Questions
2.3K Sold
$ 32 0% OFF )
Free shipping. For wholesale pricing, please contact us directly.
Qty (pcs) :
Unit Price :
1
$ 32
100
$ 30.4
1000
$ 29.44
3000
$ 28.48
6000
$ 27.52
Manufacture: LINK-PP P/N: LS-BL49551G-A5C SKU: 205811
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
Shipping:
Free Shipping
to United States via FedEx
Estimated delivery time : 3 - 10 days.
5-Year Warranty 30-Day Returns 30-Day Exchange
Warranty
  • Providing industry-leading 5-year warranty.
  • Read the table for details of all products' warranty.
Returns & Exchange
  • Refunds will be received about 5 business days after the receipt of returned items.
  • Items in stock for replacement can be shipped within 1 business day.
  • Read the full return policy for details.
Stock:
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Quantity:
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Total Price:
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LINK-PP LS-BL49551G-A5C 1G BiDi SFP Specifications

The LINK-PP LS-BL49551G-A5C is a high-performance 1.25Gbps optical transceiver designed for long-haul Gigabit Ethernet applications. Operating over single-mode fiber, this hot-pluggable SFP MSA compliant module delivers exceptional reliability. It operates on a single 3.3V power supply and supports standard commercial temperature ranges from 0°C to 70°C for enterprise networking environments.

LINK-PP Part Number LS-BL49551G-A5C Vendor Name LINK-PP
Form Factor SFP Max Data Rate 1.25Gbps
Wavelength 1490nm-TX/1550nm-RX Max Cable Distance 150km
Connector Simplex LC Media SMF
Transmitter Type
DFB Receiver Type
APD
TX Power 0 to +5dBm RX Power -28 to -1dBm
Receiver Sensitivity <-34dBm DOM Support Yes
Operating Temperature Range
0 to 70°C Protocols
Fast Ethernet, Gigabit Fibre Channel, MSA Compliant

Key Features of LINK-PP LS-BL49551G-A5C 1G BiDi SFP

This advanced BiDi transceiver module offers outstanding capabilities for building cost-effective optical data links. Utilizing advanced DFB laser technology and high-sensitivity APD photo detectors, it ensures stable signal integrity across extensive long-distance transmission architectures while maintaining low power consumption below 300mA.

LINK-PP LS-BL49551G-A5C 1G BiDi SFP Optical Module

Designed as a highly efficient single fiber bidirectional unit, this compact form-factor optical module maximizes fiber utilization. It perfectly serves telecommunication networks and data centers needing to double their bandwidth capacity without installing new fiber optic cables.

LS-BL49551G-A5C: 1G Connectivity for Smart Buildings

Delivering robust gigabit connectivity, this transceiver is an ideal solution for upgrading smart campus networks. It seamlessly links distributed security systems, IoT devices, and automation control panels, providing a resilient communication infrastructure for modern smart buildings.

LS-BL49551G-A5C Module with 1490nm-TX and 1550nm-RX Wavelength

Utilizing advanced WDM technology, the device features a precise 1490nm DFB transmitter and a highly responsive 1550nm APD receiver. This exact optical wavelength combination ensures interference-free, simultaneous bidirectional communication over a single strand of optical fiber.

LS-BL49551G-A5C Module Supporting 150km Transmission

Engineered for ultra-long-haul reach, this module achieves an impressive 150km extended transmission distance. The integrated APD and TIA components provide an exceptional -34dBm optical receiver sensitivity, easily overcoming severe signal attenuation in long-distance metropolitan area networks.

LS-BL49551G-A5C Module with Simplex LC Interface

Equipped with a standardized simplex LC receptacle, this module guarantees secure and precise physical connections. The single optical connector design significantly reduces cabling complexity and deployment costs when utilizing standard single-mode fiber optic patch cords.

LS-BL49551G-A5C Module with DOM for Real-Time Monitoring

Fully compliant with the SFF-8472 standard, the unit features built-in digital optical monitoring capabilities. These advanced diagnostic functions allow administrators to continuously track critical operating parameters like temperature, voltage, laser bias current, and transceiver optical power.


LINK-PP LS-BL49551G-A5C 1G SFP Certification

This robust optical component meets stringent international safety standards. Comprehensive regulatory compliance ensures the transceiver operates safely and dependably across various demanding global networking environments.

Optical Transceivers Testing

Every unit undergoes a comprehensive factory testing procedure. Our stringent quality assurance protocols guarantee that each transceiver module delivers optimal optical performance before reaching the customer.

LS-BL49551G-A5C Quality Certifications

Demonstrating superior manufacturing excellence, this transceiver is fully CE, FCC, UKCA, and UL certified. Furthermore, it is completely REACH and RoHS compliant for environmental sustainability.

LS-BL49551G-A5C Certified for Reliable Host-Device Compatibility

Engineered according to exact Multi-Source Agreement specifications, the module ensures seamless network equipment interoperability. It provides flawless plug-and-play connectivity with major commercial switches and enterprise routers.


Rigorous Testing Ensures Reliable SFP Performance

To guarantee maximum optical module stability, we execute advanced evaluation procedures. Each unit must pass intense diagnostic assessments to validate its technical parameters.

Optical

Optical Spectrum Test

We precisely measure the center wavelength and SMSR to ensure excellent signal purity.

Optical

Eye Pattern Test

This assessment verifies transmitter signal integrity and extinction ratio for clear data transmission.

Optical

Bit Error Rate Test

Units are tested at full speed to confirm zero data loss and maximum network reliability.

Optical

Temperature Test

Modules endure strict commercial thermal cycling from 0°C to 70°C to validate hardware durability.


Product Shipping for LINK-PP LS-BL49551G-A5C 1G SFP

We implement rigorous packaging standards and partner with premier carriers to ensure the secure delivery and swift worldwide distribution of your optical transceivers.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Each transceiver is sealed in premium ESD shielding to prevent electronic damage.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Customized blister trays absorb physical impacts during transit to safeguard delicate components.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Efficient warehouse inventory management ensures your orders are processed and shipped immediately.

Global Logistics and International Delivery

Global Logistics and International Delivery

We collaborate with top international couriers to provide reliable global shipping solutions.

LINK-PP LS-BL49551G-A5C 1G SFP Usage Demonstration

Installing this hot-swappable optical transceiver is incredibly simple. Just insert the module directly into any compatible switch port until it clicks, then connect your single-mode fiber patch cord to the LC receptacle to instantly establish your network link.

LS-BL49551G-A5C Technical Support

LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.

Pre-Sales Technical Consultation

Pre-Sales Technical Consultation

Professional technical guidance to help customers select the most suitable LS-BL49551G-A5C modules based on network architecture and application requirements.

Compatibility Verification Support

Compatibility Verification Support

Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.

Deployment & Installation Assistance

Deployment & Installation Assistance

Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.

Long-Term Technical Assurance

Long-Term Technical Assurance

Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.

LINK-PP LS-BL49551G-A5C 1G SFP After-Sales Assurance

LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.

15 days

15-day no-reason return and refund

Free maintenance or replacement

Free replacement for dead-on-arrival (DOA) or defective items within the initial period

Free maintenance

 Free repair services for manufacturing defects throughout the warranty period

Limitations

Warranty exclusions and conditions apply

Model Comparison Table

LINK-PP

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No data
C***s
Chile
Verified Purchase
5 .0
2026-07-14
Simplex LC saved half our fiber cores on the remote tower backhaul setup.
C***s
Germany
Verified Purchase
5 .0
2026-07-08
Flawless long-haul single-mode SFP transceiver! ✨
C***g
Philippines
Verified Purchase
5 .0
2026-05-16
Plug-and-play on FS and Cisco core switches without single optical handshake issue. (•‿•)
C***s
Switzerland
Verified Purchase
5 .0
2026-04-24
Rock solid 1.25Gbps BiDi optic module.
D***n
Portugal
Verified Purchase
5 .0
2026-04-19
Clean Simplex LC connection, solid latch mechanism, and crisp DOM laser power readout.
L***n
Greece
Verified Purchase
5 .0
2026-04-08
DDM telemetry works like a charm on our Ubiquiti EdgeSwitch rackmount system. (^_^)
R***z
Denmark
Verified Purchase
5 .0
2026-03-17
Best budget 150km Simplex LC optic.
A***s
Viet Nam
Verified Purchase
5 .0
2026-03-09
DDM diagnostic readouts are extremely accurate.
D***n
Austria
Verified Purchase
4 .0
2026-03-02
Outer carton had a small dent upon DHL arrival, but transceiver works flawless.
W***a
Switzerland
Verified Purchase
5 .0
2026-02-07
Excellent optical power budget.
D***h
Ecuador
Verified Purchase
5 .0
2026-01-02
Instant link sync at 150km span! ⚡
J***z
Ukraine
Verified Purchase
5 .0
2025-12-12
Replaced costly OEM optics with this 150km module; transmission budget is surprisingly high.
D***n
Chile
Verified Purchase
5 .0
2025-12-01
Solid metal housing, zero CRC errors.
J***s
Portugal
Verified Purchase
5 .0
2025-11-01
Perfect Cisco compatibility out of the box.
B***e
Republic of Korea
Verified Purchase
5 .0
2025-10-29
Paired instantly with LS-BL55491G counterpart.
E***n
Thailand
Verified Purchase
5 .0
2025-10-28
Pure plug and play reliability.
W***r
Ecuador
Verified Purchase
5 .0
2025-10-08
Solid DFB laser signal strength over 125km single-mode span, running cool at 42°C. ❄️
L***l
Austria
Verified Purchase
5 .0
2025-09-05
Deployed this 1G BiDi 1490/1550nm module on a 130km single-mode link between regional data centers. DDM reports stable -22dBm RX power on our Cisco Catalyst switch without any dropped packets.
R***h
Greece
Verified Purchase
5 .0
2025-09-01
Flashed for Juniper MX router, tested across 140km dark fiber span. The DFB transmitter holds rock-solid output at +3dBm, saving us massive fiber leasing costs by utilizing single LC strand.
B***l
Ukraine
Verified Purchase
5 .0
2025-08-06
Upgraded our ISP backbone across rural substations with these 150km 1.25G BiDi SFPs. Zero CRC errors logged over two weeks of continuous stress testing. Outstanding optical budget and build quality!
D***r
Ukraine
Verified Purchase
5 .0
2025-07-19
Flawless interoperability across our MikroTik CCR and Arista aggregation switches. DOM optical metrics show precise temperature and voltage telemetry. Easily bridged our remote campus nodes over 120km SMF infrastructure. ⚡
A***n
Republic of Korea
Verified Purchase
5 .0
2025-06-29
Outstanding 1.25Gbps single-fiber transceiver for long-haul enterprise inter-building campus optical backbones.
R***t
Greece
Verified Purchase
5 .0
2025-06-18
Paired with the matching 1550nm-TX unit; linked 110km instantly with zero latency penalty.
R***r
United States
Verified Purchase
5 .0
2025-05-19
Saved our dark fiber leasing costs!
M***g
United States
Verified Purchase
4 .0
2025-05-05
Shipping took two extra days to Berlin, yet 150km optical link connected immediately.
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