Foundry Networks E1MG-100FX Compatible 100M SFP Transceiver Module

Foundry Networks E1MG-100FX Compatible 100M SFP Transceiver Module

Built for hosts recognizing E1MG-100FX, this HT-manufactured SFP module delivers 100M transmission at 1310nm. Its rated reach is 2km, with Duplex LC as the physical interface. The specifications and engineering guidance below support data-center designers evaluate optical reach, rack integration and host compatibility together, while keeping HT manufacture separate from the OEM cross-reference.

OEM Part Number: E1MG-100FXHT Part Number: SFP-100FX-31

Product Highlights

  • Compatible alternative to Foundry Networks E1MG-100FX
  • 100M connectivity at 100Mbps
  • Optical wavelength: 1310nm
  • Specified reach: 2km
  • Duplex LC / MMF interface
  • Operating temperature: -40 to 85°C (-40 to 185°F)
  • Factory compatibility verification and optical performance testing before shipment

Specifications

Foundry Networks CompatibleE1MG-100FX
ManufacturerHT
HT Part NumberSFP-100FX-31
Form FactorSFP
Max Data Rate100Mbps
Wavelength1310nm
Max Cable Distance2km
ConnectorDuplex LC
Optical ComponentsFP 1310nm
MediaMMF
DOM SupportYes
TX Power-15~-8dBm
Receiver Sensitivity< -32dBm
Industrial Temperature Range-40 to 85°C (-40 to 185°F)
ProtocolsIEEE802.3U, GR-468, MSA Compliant

Applications and Optical Link Design

Typical deployments include switch-to-switch, switch-to-server and aggregation links inside a data hall or between adjacent equipment rooms. The Duplex LC interface connects to the specified multimode cabling, and the stated reach depends on fiber grade and link loss. Keep this interface on the matching multimode optical standard rather than connecting it directly to a single-mode wavelength or reach variant.

The industrial temperature rating makes this version appropriate for controlled outdoor cabinets, transport nodes and other installations exposed to wider ambient temperature variation. Adequate airflow, protected cable routing and host-platform temperature limits still apply.

For this multimode module, confirm fiber grade, modal bandwidth and total loss before commissioning. The 2km figure applies only under suitable cabling conditions. Inspect every Duplex LC mating point and match the remote optical standard.

Quality Assurance and Packaging

Quality control covers the optical or electrical interface, host identification and operating link. The verified unit is then individually protected and cartoned. Customer references, rack groups and project packing lists can be added for volume orders.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -15~-8dBm; receiver sensitivity is < -32dBm. During commissioning, record the host diagnostic readings after the link has stabilized and compare them with those limits. DOM values are useful operational indicators, but they do not replace calibrated optical measurements when a link is marginal. Investigate unexpected loss through connector inspection, cleaning and a channel measurement before replacing the module. Before every insertion, keep dust caps in place until the patch lead is ready, avoid touching the optical end face and use an appropriate inspection and cleaning procedure. Do not look into an active optical interface.

Data-Center Optical Design and Airflow

Select the module by optical standard, reach and rack layout. Check the complete fiber channel, including panels and connectors, and keep dense bundles from blocking front-panel airflow. Account for listed power consumption and preserve enough space to remove a module without disturbing adjacent links. For this model, the principal parameters are data rate 100Mbps, wavelength 1310nm, rated reach 2km.

Ordering Information

When ordering, specify E1MG-100FX, SFP-100FX-31, quantity and intended host platform. Project labels can repeat these details for receiving and asset records. Neutral labels, customer packaging and project-specific compatibility review are available on request.

Foundry Networks Compatibility and Factory Testing

Compatibility testing for E1MG-100FX combines identification with a live link and available transmit, receive and alarm information. Connector condition is inspected separately. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.

Frequently Asked Questions

Is this an original Foundry Networks transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies E1MG-100FX, not an original Foundry Networks-branded module.

Which fiber and connector are required?

Use Duplex LC with MMF. The specified maximum reach is 2km, subject to fiber quality and total link loss.

Can it be mixed with another wavelength or reach version?

Only when the two ends share the same optical standard, wavelength plan and supported data rate. Check the exact part numbers and link budget rather than relying only on the module form factor.

Shipping and Lead Time

Standard configurations normally ship within one to three working days, with production lead times confirmed for larger quantities. International courier, air freight and sea freight are available; customer courier accounts and nominated forwarders are accepted.


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