Is this module suitable for long-distance SAN disaster recovery and offsite storage replication?

Yes, definitely. With its 40km optical power budget, 1310nm laser, and low signal latency, the LS-SM314G-40C is ideal for connecting geographically separated data centers, SAN fabric extensions, offsite storage replication, and disaster recovery backup links.

Is this LINK-PP LS-SM314G-40C 4G Fibre Channel SFP module compatible with Brocade, Cisco MDS, and Dell SAN switches?

Yes, absolutely. The LS-SM314G-40C transceiver is pre-coded with broad OEM compatibility for Brocade, Cisco MDS, Dell, HP, IBM, and NetApp SAN hardware. It functions seamlessly plug-and-play without requiring forced commands or generating vendor warning messages on switch consoles.

What type of fiber cable and maximum distance are supported by this optical transceiver?

This transceiver is designed for single-mode fiber (SMF) with a duplex LC connector. Operating at a 1310nm wavelength, it supports transmission distances of up to 40 kilometers (24.8 miles) over standard OS1/OS2 single-mode fiber infrastructure.

Does this 1310nm 40km SFP module support Digital Optical Monitoring (DOM / DDM) telemetry?

Yes, full DOM/DDM telemetry is integrated according to SFF-8472 standards. Network engineers can view real-time parameters such as optical transmit power, optical receive power, internal transceiver temperature, laser bias current, and supply voltage directly through switch CLI or SAN management tools.

Can this 4G Fibre Channel transceiver auto-negotiate down to 2G or 1G FC speeds for legacy SAN equipment?

Yes. This module supports multi-rate Fibre Channel standards, including 4.25 Gbps (4GFC), 2.125 Gbps (2GFC), and 1.0625 Gbps (1GFC). It automatically negotiates down to lower speeds when connected to legacy SAN switches, storage HBAs, or tape libraries.

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LINK-PP LS-SM314G-40C SFP 4G Fibre Channel 1310nm 40km DOM Duplex LC SMF Optical Transceiver Module

Name: LINK-PP LS-SM314G-40C SFP 4G Fibre Channel 1310nm 40km DOM Duplex LC SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 183329
Price: 20.339 USD
Availability: InStock
Rating: 4.9 (25 reviews)

# 183329

Product: LINK-PP LS-SM314G-40C SFP 4G Fibre Channel 1310nm 40km DOM Duplex LC SMF Optical Transceiver Module
SKU: 183329
P/N: LS-SM314G-40C
Price: $ 23.65
Stock: 620 in Stock
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LINK-PP LS-SM314G-40C 4G SFP Specifications

The LINK-PP LS-SM314G-40C SFP transceiver supports data rates of up to 4.5Gbps over single-mode fiber (SMF) and reaches distances of up to 40km. Together with its 1310nm wavelength, this transceiver delivers stable, high-performance connectivity.

LINK-PP Part Number	LS-SM314G-40C	Vendor Name	LINK-PP
Form Factor	SFP	Max Data Rate	4.5Gbps
Wavelength	1310nm	Max Cable Distance	40km
Connector	duplex LC	Media	SMF
Transmitter Type	DFB	Receiver Type	PIN
Receiver Sensitivity	< -17.5dBm	DDM/DOM	YES
TX Power	-2 to +4dBm	RX Power	-20 to -1dBm
Operating Temperature Range	0 to 70°C	Protocols	MSA Compliant

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Q: Is this module suitable for long-distance SAN disaster recovery and offsite storage replication? By A***t on 2026-02-24

A: Yes, definitely. With its 40km optical power budget, 1310nm laser, and low signal latency, the LS-SM314G-40C is ideal for connecting geographically separated data centers, SAN fabric extensions, offsite storage replication, and disaster recovery backup links. By admin on 2026-02-24
Q: Is this LINK-PP LS-SM314G-40C 4G Fibre Channel SFP module compatible with Brocade, Cisco MDS, and Dell SAN switches? By B***n on 2025-10-15

A: Yes, absolutely. The LS-SM314G-40C transceiver is pre-coded with broad OEM compatibility for Brocade, Cisco MDS, Dell, HP, IBM, and NetApp SAN hardware. It functions seamlessly plug-and-play without requiring forced commands or generating vendor warning messages on switch consoles. By admin on 2025-10-16
Q: What type of fiber cable and maximum distance are supported by this optical transceiver? By S***l on 2025-01-28

A: This transceiver is designed for single-mode fiber (SMF) with a duplex LC connector. Operating at a 1310nm wavelength, it supports transmission distances of up to 40 kilometers (24.8 miles) over standard OS1/OS2 single-mode fiber infrastructure. By admin on 2025-01-29
Q: Does this 1310nm 40km SFP module support Digital Optical Monitoring (DOM / DDM) telemetry? By A***s on 2024-10-21

A: Yes, full DOM/DDM telemetry is integrated according to SFF-8472 standards. Network engineers can view real-time parameters such as optical transmit power, optical receive power, internal transceiver temperature, laser bias current, and supply voltage directly through switch CLI or SAN management tools. By admin on 2024-10-22
Q: Can this 4G Fibre Channel transceiver auto-negotiate down to 2G or 1G FC speeds for legacy SAN equipment? By J***z on 2024-01-15

A: Yes. This module supports multi-rate Fibre Channel standards, including 4.25 Gbps (4GFC), 2.125 Gbps (2GFC), and 1.0625 Gbps (1GFC). It automatically negotiates down to lower speeds when connected to legacy SAN switches, storage HBAs, or tape libraries. By admin on 2024-01-15

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H***r

South Africa

Verified Purchase

5 .0

2026-07-16

Ideal 4.25Gbps Fibre Channel SFP module for offsite data archiving. Single mode fiber connection synced within two seconds. Excellent hardware build quality from LINK-PP.

22 Helpful vote Comments

P***n

Italy

Verified Purchase

5 .0

2026-06-26

Needed legacy 4G FC 1310nm 40km SFP modules for a remote SAN storage extension. Recognized immediately on Dell PowerEdge Fibre Channel HBAs without any console warning messages. :-D

44 Helpful vote Comments

E***s

Brazil

Verified Purchase

5 .0

2026-06-05

Tested across 32km SMF link between campus server rooms. 1310nm laser output level and DDM diagnostic telemetry stayed spot-on under full backup payload. Great cost savings. :D

100 Helpful vote Comments

L***z

Maldives

Verified Purchase

5 .0

2026-05-25

Installed 8 of these LS-SM314G-40C transceivers in our Brocade 300 FC switch. Established 4G Fibre Channel link instantly across 18km single mode fiber. DDM telemetry reads crystal clear.

54 Helpful vote Comments

M***s

Thailand

Verified Purchase

5 .0

2026-04-30

Great price, fast sync.

62 Helpful vote Comments

N***e

Nepal

Verified Purchase

4 .0

2026-04-17

Good 4G FC SFP module for disaster recovery link over 25km SMF. DOM diagnostics reported accurate laser power on our Brocade switch. Shipping took 6 days instead of 3, but hardware performance is flawless. =)

63 Helpful vote Comments

A***l

Maldives

Verified Purchase

5 .0

2026-02-22

Deployed in our enterprise data center for inter-building SAN backup. The 40km optical reach provides plenty of power margin over our 15km dark fiber line =D

5 Helpful vote Comments

P***n

Maldives

Verified Purchase

5 .0

2025-12-21

Extremely reliable optics for mission-critical storage networks. Installed these 4G Fibre Channel 1310nm 40km SFP modules into HP SAN switches for offsite database replication. Zero latency overhead, full line rate throughput, and accurate real-time DDM diagnostics via SAN health management dashboards. Very pleased with this purchase. :-)

11 Helpful vote Comments

L***z

Brunei Darussalam

Verified Purchase

5 .0

2025-11-18

Flawless SAN link. :-D

6 Helpful vote Comments

J***s

Bangladesh

Verified Purchase

5 .0

2025-09-13

Flawless performance for long-distance SAN extension. We deployed a pair of these LS-SM314G-40C transceivers to connect two data centers 28km apart over OS2 single mode fiber. Line rate held steady at 4.25 Gbps during full volume SAN array snapshot sync with zero frame drops or CRC errors. DDM readings match our optical power meter perfectly.

91 Helpful vote Comments

N***n

United Kingdom

Verified Purchase

5 .0

2025-08-17

Perfect Brocade compatibility. =)

36 Helpful vote Comments

R***s

Lithuania

Verified Purchase

5 .0

2025-06-10

Great value for enterprise SAN storage administrators. We ran 72-hour continuous BERT testing over a 40km fiber spool using these 1310nm Duplex LC SMF modules. Transmit power stayed steady at +0.5 dBm with excellent receiver sensitivity. No optical link flap or degraded signal issues observed under maximum IOPS workload.

78 Helpful vote Comments

C***n

Singapore

Verified Purchase

5 .0

2025-04-22

Upgraded our remote disaster recovery node over 22km single mode fiber line. Dual LC duplex connector fits tightly into our patch panels. Great 1310nm 40km optic. :-)

14 Helpful vote Comments

A***s

Germany

Verified Purchase

5 .0

2025-04-19

Excellent backward compatibility on legacy Fibre Channel SAN fabrics. We needed 4G FC optics that could negotiate down to 2G and 1G FC for legacy tape library units over 12km SMF. These modules handled rate auto-negotiation seamlessly. Duplex LC optical connectors latch securely with zero signal wobble. =)

12 Helpful vote Comments

K***s

Macao

Verified Purchase

5 .0

2025-03-06

Worked instantly. ;)

70 Helpful vote Comments

O***s

United States

Verified Purchase

5 .0

2025-02-17

Replaced overpriced OEM optics with this LINK-PP 4G Fibre Channel transceiver on our Cisco MDS SAN fabric. Low attenuation and reliable optical budget performance. Very satisfied!

60 Helpful vote Comments

E***s

Bangladesh

Verified Purchase

5 .0

2025-02-14

Clean optical eye diagram and rock-solid 4.25G line rate stability. DOM capability makes real-time power monitoring very easy in Brocade Network Advisor.

58 Helpful vote Comments

E***s

Philippines

Verified Purchase

5 .0

2025-02-07

Used these Duplex LC SMF transceivers for long-haul storage replication. Backward compatible with 2G/1G FC legacy speed settings on HP StorageWorks fabrics. Works like a charm ;)

88 Helpful vote Comments

I***z

Cambodia

Verified Purchase

5 .0

2025-01-23

Outstanding drop-in replacement for expensive OEM 4G Fibre Channel SFP modules. Verified compatibility on Cisco MDS 9200 series and Brocade 5100 switches in our lab. Switch CLI recognized EEPROM data instantly with full vendor string details. Operating temperature stayed cool at 34°C inside high-density storage director chassis. Highly recommended for SAN admins. :-D

61 Helpful vote Comments

K***r

Canada

Verified Purchase

5 .0

2024-12-20

Solid 4G FC optic.

10 Helpful vote Comments

A***z

Brazil

Verified Purchase

5 .0

2024-08-10

We purchased 16 units for a municipal infrastructure disaster recovery backup project over 35km dark fiber lines. The 1310nm FP/DFB laser transmitter provides a clean optical budget with ample margin. DDM diagnostic monitoring reports real-time laser bias and RX optical power straight to our SNMP manager. Link-PP quality is top notch across the entire batch.

58 Helpful vote Comments

S***r

Brunei Darussalam

Verified Purchase

5 .0

2024-06-27

Saves tons of money compared to brand name 4G FC optics. EEPROM coding matched our IBM SAN switch without any compatibility hiccups. Will buy again!

34 Helpful vote Comments

Z***z

United States

Verified Purchase

5 .0

2024-06-10

Perfect for inter-site Fibre Channel storage array mirroring. Our NetApp SAN controllers picked up these transceivers immediately upon insertion. The 40km reach capability easily overcomes insertion losses across multiple fiber patch panels and splicing points along our 20km metro fiber ring. DOM monitoring functions reliably.

29 Helpful vote Comments

N***s

South Africa

Verified Purchase

5 .0

2024-02-22

Plug and play! =D

31 Helpful vote Comments

H***a

Italy

Verified Purchase

4 .0

2024-01-07

Solid 1310nm 40km transceiver for SAN replication between two data centers. Plugged right into Cisco MDS 9148. Box arrived slightly dented on arrival, but the optical modules were completely undamaged in ESD bags.

38 Helpful vote Comments