Are H3C compatible 100BASE-LX SFP transceivers functional on gigabit dual-rate switch ports?

HYTOPTODEVICE H3C‑compatible 100BASE‑LX SFP Transceiver supports auto‑negotiation on Gigabit 1000BASE‑X SFP ports and locks at 100Mbps speed. It cannot run on 10G‑only SFP+ ports due to hardware rate limitation.

Do HYTOPTODEVICE SFP-FE-LX-SM1310-D modules meet official IEEE 802.3u industry standards?

Our SFP‑FE‑LX‑SM1310‑D replacement SFP Transceiver complies strictly with IEEE 802.3u and SFP MSA specifications. Each unit gets complete testing to guarantee protocol compatibility for enterprise network deployment.

Is it feasible to pair 100BASE-LX single-mode SFP with 100BASE-FX multimode optical modules?

Direct interconnection between a 100BASE‑LX (1310nm single‑mode) SFP and a 100BASE‑FX (1310nm multimode) SFP is not recommended and not standard‑compliant. Although both operate at a 1310nm wavelength, they rely on different fiber types and optical transceiver designs. Connecting them directly will lead to severe optical power mismatches, modal dispersion, and link failure. For stable transmission, always deploy matched HYTOPTODEVICE 100BASE‑LX SFP Transceiver on both ends using standard single‑mode fiber.

Why do third-party SFP transceivers trigger unsupported transceiver errors on H3C switches?

"Transceiver Unsupported" alarms usually come from EEPROM profile mismatch. HYTOPTODEVICE SFP‑FE‑LX‑SM1310‑D SFP Transceiver is pre‑programmed for H3C hardware. Contact us for free custom firmware if rare compatibility alarms appear.

Can I deploy this 100BASE-LX transceiver on multimode fiber for short-distance networking?

This SFP Transceiver is designed exclusively for G.652 single‑mode fiber. Multimode fiber brings excessive attenuation, reduces transmission distance and triggers packet loss, cannot achieve rated 10 km performance.

Does ultra-short single-mode fiber connection under 2km cause receiver burnout for 100BASE-LX SFP?

Short‑range links from 100 m to 2 km will not burn the receiver. This SFP Transceiver has built‑in optical‑power adaptive protection, safely adjusting receiving signal for short fiber links without hardware damage.

How much optical power budget does the 10km 100BASE-LX H3C compatible SFP transceiver provide?

HYTOPTODEVICE SFP‑FE‑LX‑SM1310‑D SFP Transceiver provides solid link budget: transmit power ‑15~‑8dBm, receiver sensitivity up to ‑32dBm. Plenty margin covers 10 km fiber plus connector and splicing loss for enterprise links.

Does SFP-FE-LX-SM1310-D replacement module support real-time DDM DOM monitoring?

This SFP Transceiver supports full SFF‑8472 DDM/DOM function. You can check real‑time optical power, temperature and voltage data from switch CLI for daily network maintenance.

What does -32dBm low Rx power reading mean on H3C switch port status?

‑32dBm is the native sensitivity threshold of this SFP Transceiver and not a hardware fault. Link instability below‑32dBm usually comes from dirty connectors, fiber bending or joint loss.

What are the practical differences between 100BASE-LX and 100BASE-LX10 fiber modules?

100BASE‑LX and 100BASE‑LX10 share identical core specs. LX10 is only a commercial renamed variant. Our SFP‑FE‑LX‑SM1310‑D SFP Transceiver supports both standards for replacement purpose.

What package formats are available for standard 100BASE-LX Fast Ethernet optical transceivers?

The 100BASE‑LX standard applies only to SFP package as our SFP‑FE‑LX‑SM1310‑D SFP Transceiver. It does not work with SFP+ or fixed RJ45 copper ports. We supply other form‑factor optical modules upon request.

Is duplex 100BASE-LX SFP transceiver compatible with single-strand BiDi fiber networking?

Standard 100BASE‑LX SFP Transceiver uses duplex dual‑strand fiber and does not support BiDi single‑strand fiber. We offer matching BiDi SFP Transceiver for single‑fiber project requirements.

Категории

Optical Transceiver

SFP

1.25G SFP

1.25G BiDi SFP

1.25G CWDM SFP 80KM

1.25G DWDM SFP 80KM

155M SFP

155M BiDi SFP

1.25G CSFP

SONET/SDH SFP

SFP+

10G SFP+

10G BiDi SFP+

10G CWDM SFP+

10G DWDM SFP+80KM

Fibre Channel SFP+

Customized SFP+

XFP

10G XFP

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10G Copper-T RJ45

1.25G Copper-T RJ45

25G SFP28

40G QSFP+

100G QSFP28

200G QSFP56

400G QSFP-DD

400G QSFP112

400G OSFP

800G OSFP/QSFP-DD

Ethernet Switch

800G OSFP InfiniBand

400G OSFP/QSFP112 InfiniBand

200G QSFP56 InfiniBand

100G QSFP28 InfiniBand

Active Optical Cable

10G SFP+ AOC

25G SFP28 AOC

40G QSFP+ AOC

100G QSFP28 AOC

200G QSFP56 AOC

800G QSFP-DD AOC

Direct Attach Cable

10G SFP+ DAC

25G SFP28 DAC

40G QSFP+ DAC

100G QSFP28 DAC

Optical Component

FEATURED

H3C QSFPDD800-800G-2FR4-WDM1300-DLC Compatible 800G QSFP-DD 2FR4 Optical Transceiver Module | HYTOPTODEVICE

NVIDIA/Mellanox MMS4X50-NM Compatible 800G OSFP 2xFR4 Optical Transceiver Module | HYTOPTODEVICE

H3C QSFPDD800-800G-DR8-SM1310-DMPO Compatible 800G QSFP-DD DR8 8 x 100G PAM4 Optical Transceiver Module | HYTOPTODEVICE

H3C OSFP800-800G-DR8-SM1310-DMPO Compatible Compatible 800G OSFP DR8/2 x DR4 Optical Transceiver Module | HYTOPTODEVICE

H3C OSFP-800G-VR8-MM850-DMPO Compatible 800GBASE-VR8 OSFP 800G SR8 850nm 50m Finned Top PAM4 DOM Dual MPO-12 MMF Optical Transceiver Module-HYTOPTODEVICE

400G QSFP-DD SR4 Optical Transceiver Module Compatible Dell 400G-Q56-DD-VR4 | HYTOPTODEVICE

H3C QSFPDD-400G-FR4-WDM1300 Compatible 400G QSFP-DD FR4 Optical Transceiver Module | HYTOPTODEVICE

H3C 400GBASE-PLR4 Compatible 400G QSFP-DD PLR4 Optical Transceiver Module | PAM4 1310nm 10km Bulk Factory Wholesale | HYTOPTODEVICE

Cisco QSFP-100G-PSM4-S Compatible 100G QSFP28 Transceiver | PSM4 1310nm 500m MPO SMF Bulk & Wholesale | HYTOPTODEVICE

HPE Aruba R9B63A Compatible 100G QSFP28 Transceiver Module Single Lambda | FR 1310nm 2km Bulk Wholesale | HYTOPTODEVICE

Huawei QSFP-100G-CWDM4 Compatible 100G QSFP28 Transceiver | 1310nm(CWDM4) 2KM Module Bulk Wholesale | HYTOPTODEVICE

Cisco QSFP-100G-SR4-S Compatible 100G QSFP28 SR4 Optical Transceiver Module | HYTOPTODEVICE

Cisco QSFP-100G-ER4L-S Compatible 100G QSFP28 ER4 Optical Transceiver Module | HYTOPTODEVICE

SFP-25G-LR Cisco Compatible 25G SFP28 LR Transceiver | 25GBASE-LR 1310nm 10km Bulk Factory Supply | HYTOPTODEVICE

H3C SFP-GE-LH100-SM1550 Compatible1000BASE-EZX Fiber Optic Transceiver | SFP 1550nm 100km SMF Bulk & Wholesale | HYTOPTODEVICE

H3C SFP-GE-LH160-SM1550 Compatible Fiber Transceiver SFP 1550nm 160km 1000BASE-EZX Bulk Wholesale | HYTOPTODEVICE

Оптический модуль H3C SFP-GE-LH80-SM1550, совместимый с 1000BASE-ZX | SFP 1550 нм 80 км SMF оптом | HYTOPTODEVICE

Cisco SFP-10G-T-80 Compatible 10GBASE-T SFP+ RJ45 Copper 80m Transceiver Module | HYTOPTODEVICE

Huawei SFP-1000BaseT Compatible 1000BASE-T 100m RJ-45 Copper SFP Transceiver Module | HYTOPTODEVICE

Cisco GLC-FE-100LX-RGD Compatible 100M SFP Optical Transceiver(Industrial) | 100BASE-LX 1310nm 10km Bulk Wholesale | HYTOPTODEVICE

HYTOPTODEVICE Cisco GLC-FE-100LX-RGD industrial compatible 100M SFP transceiver features rugged wide-temperature design, supporting 100BASE-LX 1310nm 10km single-mode transmission with DDM monitoring. Zero-alarm Cisco industrial switch compatibility ensures stable performance for outdoor, factory and harsh network bulk deployment.

NO.	Brand	Compatible P/N	Remarks
1	Cisco	GLC-FE-100LX-RGD	IND
2	Cisco	GLC-FE-100LX
3	Extreme	MGBIC-LC05
4	H3C	SFP-FE-LX-SM1310-D
5	HPE（H3C）	JF832A	older
6	Brocade	E1MG-100FX-10
7	Juniper	EX-SFP-1FE-LX
8	HPE（H3C）	JD120B
9	Dell	GP-SFP2-1L-C

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Description

Extreme MGBIC-LC05 Compatible 100M SFP Optical Transceiver(Industrial) | 100BASE‑LX 1310nm 10km Bulk Wholesale | HYTOPTODEVICE

Product Overview

HYTOPTODEVICE GLC-FE-100LX-RGD industrial SFP is a plug-and-play rugged replacement for Cisco original modules. It complies with 100BASE-LX standards, adopting 1310nm wavelength and duplex LC interface for 10km stable single-mode transmission. Equipped with high-tolerance optical chips and DDM monitoring, it delivers reliable performance in harsh environments.

Pre-flashed industrial EEPROM enables zero-alarm recognition on Cisco industrial devices without extra configuration. Fully compliant with MSA and IEEE 802.3 standards, this wide-temperature SFP features stable batch quality, ideal for outdoor cabinets, factory automation and large-scale industrial network upgrades.

Key Technical Specifications

Cisco Compatible	GLC-FE-100LX-RGD	Vendor Name	HYTOPTODEVICE
Form Factor	SFP	Max Data Rate	100Mbps
Wavelength	1310nm	Max Distance	10KM
Connector	Duplex LC	Transmitter Type	FP 1310nm
Cable Type	SMF	Receiver Type	PIN
TX Power	-14~-8dBm	Receiver Sensitivity	< -32.0dBm
Power Consumption	≤1W	Receiver Overload	-8.0dBm
Protocols	IEEE802.3ab, GR-468, MSA Compliant	Operation Temperature	-40 to 85°C (-40 to 185°F)

Usage Guidelines & Best Practices

Fiber & Port Matching

Use standard G.652.D duplex single-mode fiber (SMF) with LC-PC/UPC connectors. Multimode fiber is not supported and will fail to reach 10km. Ensure the SFP port supports 100Mbps mode before insertion.
Installation & Hot-Swap Rules

Supports MSA-compliant hot-swapping. Insert/remove gently without powering down the device. Keep dust caps on unused LC ports and avoid frequent re-plugging.
Link Loss Budget

Offers a 20dB link budget for 10km reach (including connectors/splices). If link flapping occurs, inspect and clean optical interfaces.
Operating Environment

Stable at -40°C~85°C for extreme temperature scenarios. Avoid long-term exposure to heavy humidity, dust and corrosive air to extend service life.
Real-Time Monitoring (DDM)

Use integrated SFF-8472 DDM to monitor Tx/Rx power, temperature, and voltage in real time to prevent sudden outages.
Bulk Deployment

Standardize fiber types and port settings across enterprise LAN or ISP deployments for consistent performance.

Full Compatibility List & Supported Network Hardware

1. Supported Hardware & Firmware

Custom industrial-grade EEPROM supports hot-swap plug-and-play, achieving zero-alarm operation on Cisco rugged Fast Ethernet ports with full compatibility to original GLC-FE-100LX-RGD modules.

Cisco IE 2000 / IE 3300 / IE 3400 Industrial Ethernet Switches
Cisco IR 1101 / IR 1800 Rugged Routers
Cisco SmartGrid & Outdoor Field Networking Devices
Cisco Dual-Rate Fast/Gigabit Industrial Switch Ports

2. Multi-Brand Cross Compatibility

Built with universal MSA industrial standards, this rugged 100M SFP works stably with mainstream industrial network devices. Custom firmware is available for multi-vendor harsh environment network renovation and bulk deployment.

Industrial fast‑ethernet routing & switching equipment
Outdoor access and rugged managed fiber switches

3. Free Value-Added Services

We offer exclusive free value-added services for all sfp optical transceivers to reduce your project deployment and maintenance costs.

Custom firmware for multi-device compatibility
Free sample testing before bulk orders
Complete test reports for project acceptance
Strict batch consistency quality control
Cost-effective wholesale for large-scale deployment

Free custom EEPROM programming for special and legacy network environments

Primary Application Scenarios

Outdoor ISP field Fast Ethernet communication links
Industrial LAN & SAN optical transmission systems
Outdoor data center and field fiber deployment
Long-distance cross-building industrial fiber links
Outdoor surveillance and rugged module replacement

Connectivity Solutions(Applications)

Paired GLC-FE-100LX-RGD industrial SFPs build stable 10km point-to-point fiber links over G.652.D single-mode fiber, perfect for outdoor and industrial fiber expansion.

The Core Feature

1.Wide-Temp Industrial Design & Low Power

With -40°C~85°C wide temperature tolerance and ultra-low power consumption, this rugged SFP delivers stable 100Mbps connectivity, ideal for factory, outdoor and harsh environment networking.

Low Power 100BASE-LX SFP Transceiver for Data Center and ISP Network

2.Verified Host Interoperability for Devices

Pre-flashed industrial EEPROM supports hot-swap plug-and-play, fully recognized by Cisco industrial switches without alarms or configuration adjustments for seamless upgrades.

3.Rigorous Testing, Uncompromising Reliability

Each module undergoes 72-hour wide-temperature aging and strict optical testing, ensuring consistent batch performance and long-term reliability for harsh engineering projects.

HYTOPTODEVICE MSA Compliant Replacement Industrial Optical Transceiver Full Tested

FAQ

Q1: Can a 100BASE-LX 1310nm industrial SFP work in a Gigabit (1000BASE-X) or 10G SFP+ port?

A: HYTOPTODEVICE industrial 100BASE-LX SFP works on Gigabit 1000BASE-X dual-rate ports with automatic 100Mbps negotiation, compatible with industrial dual-rate switches. It cannot support 10G-only SFP+ ports due to hardware rate limits.

Q2: Is industrial 100BASE-LX fully compliant with the IEEE 802.3u standard?

A: All HYTOPTODEVICE GLC-FE-100LX-RGD industrial SFPs strictly comply with IEEE 802.3u and SFP MSA industrial standards, with professional wide-temperature testing to ensure full protocol compatibility for industrial project deployment.

Q3: Can I connect a 100BASE-LX industrial SFP directly to a 100BASE-FX SFP?

A: Connecting 100BASE-LX single-mode industrial SFP and 100BASE-FX multimode SFP is non-standard and not recommended. Different fiber types and optical designs cause power mismatch and link failure. Use matched HYTOPTODEVICE 100BASE-LX industrial SFPs and single-mode fiber for stable links.

Q4: Why is my industrial switch displaying a "Transceiver Unsupported" warning?

A: “Transceiver Unsupported” alarms on Cisco industrial switches mainly stem from non-rugged module firmware mismatches. HYTOPTODEVICE GLC-FE-100LX-RGD industrial SFPs are pre-flashed with exclusive industrial EEPROM firmware, ensuring zero-alarm plug-and-play recognition. We offer free customized firmware to fix rare compatibility issues for stable industrial network deployment.

Q5: Can I use industrial 100BASE-LX over Multimode Fiber (MMF) instead of Singlemode Fiber (SMF)?

A: This industrial 100BASE-LX SFP only supports G.652 single-mode fiber. Multimode fiber leads to severe attenuation, short transmission distance and packet loss, failing to meet 10km long-distance industrial networking requirements.

Q6: What happens if my industrial singlemode fiber link is shorter than 2km (e.g., 100 meters)? Will it burn the receiver?

A: Short 100m–2km single-mode links will not burn the receiver. HYTOPTODEVICE industrial SFPs feature adaptive optical power protection, automatically adjusting signal strength for ultra-short links to ensure stable and safe operation.

Q7: What is the typical optical power budget for an industrial 100BASE-LX 10km transceiver?

A: This industrial SFP delivers reliable link budget with -15~-8dBm transmit power and -32dBm high sensitivity. It fully covers 10km fiber transmission plus field, connector and splicing loss for stable industrial networking.

Q8: Does this industrial 100BASE-LX SFP support Digital Diagnostics Monitoring (DDM / DOM)?

A: All modules support complete SFF-8472 DDM/DOM monitoring. Engineers can real-time check optical power, temperature and voltage via switch backend for efficient industrial network operation and maintenance.

Q9: Why is Rx power showing low (e.g., -32 dBm) in my industrial switch CLI?

A: -32dBm is the standard sensitivity threshold, not a fault. Instability below this value is caused by dirty connectors, excessive bending or fiber loss. Our high-sensitivity chips ensure stable operation in complex field environments.

Q10: What is the difference between industrial 100BASE-LX and 100BASE-LX10?

A: 100BASE-LX and 100BASE-LX10 have identical core parameters. LX10 is just a renamed commercial version. HYTOPTODEVICE industrial SFPs are fully compatible with both standards for universal replacement.

Q11: Is industrial 100BASE-LX available in SFP, SFP+, or fixed RJ45 formats?

A: 100BASE-LX only supports standard SFP package, matching our GLC-FE-100LX-RGD modules. It does not support 10G SFP+ or RJ45 copper ports. We provide customized industrial optical module solutions.

Q12: Can I use industrial 100BASE-LX for BiDi (Single Strand Fiber) connections?

A: Standard 100BASE-LX industrial SFPs adopt dual-strand fiber transmission and do not support BiDi single-strand connections. We supply dedicated industrial BiDi modules for special single-strand networking scenarios.

Why Network Engineers Choose HYTOPTODEVICE

HYTOPTODEVICE has supplied over 5000,000 optical transceiver modules to data centers, ISPs, and enterprise networks across 100+ countries since 2011. Every module undergoes a 72-hour burn-in test and full DDM/DOM validation before shipment.

Up to 70% cost savings vs OEM, transparent pricing & flexible bulk rates, supported quality returns
100% real-device compatible with Cisco, Huawei,Dell,Juniper, and Arista
ISO 9001:2015 Shenzhen factory, full lineup: 1.25G/10G/25G/40G/100G/200G/400G/800G/1.6T transceivers
Ample stock, fast global DHL/FedEx shipping in 3–5 working days
Free pre-sales engineering support for custom EEPROM & private label firmware
Real switch test videos available for pre-purchase review; inspection & shipping videos provided per order

“Phenomenal performance. We deployed 200 HYTOPTODEVICE SFP modules to replace Cisco OEMs in our backbone network. Result? Zero compatibility issues and a 60% reduction in costs. Highly recommended for mission-critical networks."— Senior Network Engineer, Regional Telecom, Australia

Quality Certification & Compliance

At HYTOPTODEVICE, our quality commitment is backed by industry-standard validations. From fiber optical transceiver manufacturing to final visual inspection, from IQC、IPQC、FQC to OQC, our processes ensure global compliance and reliability.

We adhere to rigorous standards for our SFP modules and network solutions:

ISO 9001: Certified quality management and production consistency.
CE & FCC: Fully compliant for seamless Global Market Access.
RoHS: Committed to environmental responsibility and hazardous material control.
Proven Reliability: Rigorous testing to reduce compliance risk and ensure safety.