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Extreme Networks I-MGBIC-LC03 Compatible 1G SFP Transceiver Module

Extreme Networks I-MGBIC-LC03 Compatible 1G SFP Transceiver Module

Built for hosts recognizing I-MGBIC-LC03, this HT-manufactured SFP module delivers 1G transmission at 1310nm. Its rated reach is 2km, with Duplex LC as the physical interface. The specifications and engineering guidance below support network teams verify host acceptance as well as physical interface fit, while keeping HT manufacture separate from the OEM cross-reference.

OEM Part Number: I-MGBIC-LC03HT Part Number: SFP1G-SX-31

Product Highlights

  • Compatible alternative to Extreme Networks I-MGBIC-LC03
  • 1G connectivity at 1.25Gbps
  • Optical wavelength: 1310nm
  • Specified reach: 2km
  • Duplex LC / SMF/MMF interface
  • Operating temperature: 0 to 70°C (32 to 158°F)
  • Factory compatibility verification and optical performance testing before shipment

Specifications

Extreme Networks CompatibleI-MGBIC-LC03
ManufacturerHT
HT Part NumberSFP1G-SX-31
Form FactorSFP
Max. Data Rate1.25Gbps
ConnectorDuplex LC
Max. Cable Distance2km
MediaSMF/MMF
Wavelength1310nm
ModulationNRZ
Power Consumption< 1W
Transmitter TypeFP
Receiver TypePIN-TIA
TX Power-9~-3dBm
Receiver Sensitivity< -21dBm
BER1E-12
DOM SupportYes
ProtocolsSFF-8472, MSA, IEEE 802.3
Commercial Temperature Range0 to 70°C (32 to 158°F)
MTTF80,226 Hours[Condition
30°C Reference Operating Condition, Based on Accelerated Life Testing]Warranty

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.

Before deployment, check the host port type, supported data rate and firmware requirements. The 1G interface configuration must match the remote equipment; sharing a SFP housing alone does not make two transceiver types interoperable.

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.

Extreme Networks Compatibility and Factory Testing

The module is checked for host recognition as I-MGBIC-LC03, link establishment and diagnostic reporting. Physical cage fit alone is not treated as evidence of compatibility. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -9~-3dBm; receiver sensitivity is < -21dBm. Digital diagnostics make later maintenance easier when baseline values are captured at installation. Save the initial readings with the port and OEM reference, then investigate meaningful changes rather than reacting to a single transient value. Diagnostic support depends on the host as well as the module, so unavailable fields should be confirmed with the platform documentation. 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.

Interoperability and Host Configuration

Check three layers before deployment: host acceptance of the module identity, port support for the stated rate, and a matching optical standard at the remote interface. For breakout operation, confirm lane configuration too. Similar-looking cages can behave differently across speeds and firmware settings. For this model, the principal parameters are data rate 1.25Gbps, wavelength 1310nm, rated reach 2km.

Ordering Information

Quote HT part number SFP1G-SX-31 together with OEM reference I-MGBIC-LC03 and quantity. Add the host model and software release when pre-order verification is required. Neutral labels, customer packaging and project-specific compatibility review are available on request.

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.

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.

Frequently Asked Questions

Is this an original Extreme Networks transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies I-MGBIC-LC03, not an original Extreme Networks-branded module.

Which fiber and connector are required?

Use Duplex LC with SMF/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.


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