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H3C SFP-GE-20-SM1310-BIDI Compatible 1G SFP Transceiver Module

H3C SFP-GE-20-SM1310-BIDI Compatible 1G SFP Transceiver Module

The SFP-GE-20-SM1310-BIDI compatible module is intended for H3C platforms requiring a 1G SFP transceiver. It specifies wavelength 1310nm-TX/1550nm-RX, reach 20km with Simplex LC/UPC through SMF.

OEM Part Number: SFP-GE-20-SM1310-BIDIHT Part Number: SFP-1G35-BX20

Product Highlights

  • Compatible alternative to H3C SFP-GE-20-SM1310-BIDI
  • 1G connectivity at 1.25Gbps
  • Optical wavelength: 1310nm-TX/1550nm-RX
  • Specified reach: 20km
  • Simplex LC/UPC / SMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

H3C CompatibleSFP-GE-20-SM1310-BIDI
ManufacturerHT
HT Part NumberSFP-1G35-BX20
Form FactorSFP
Max. Data Rate1.25Gbps
Wavelength1310nm-TX/1550nm-RX
Max. Cable Distance20km
ConnectorSimplex LC/UPC
MediaSMF
Transmitter TypeDFB BiDi
Receiver TypePIN
TX Power-9~-3dBm
Minimum Receiver Power<-20dBm
Power Budget11dB
Receiver Overload-3dBm
Max. Power Consumption1W
Extinction Ratio9dB
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Bit Error Ratio (BER)1E-12
ProtocolsFast Ethernet, Gigabit Fibre Channel, MSA Compliant

Applications and Deployment

This BiDi interface is useful where only one fiber strand is available between two sites or racks. It must be paired with the complementary wavelength direction: one end transmits on the wavelength that the other end receives. Verify the paired part number, connector polish and fiber plant before installation, and measure link loss against the specified optical budget.

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.

H3C Compatibility and Testing

The module is programmed for equipment that recognizes the SFP-GE-20-SM1310-BIDI part number. Before shipment, we check EEPROM identification, link establishment and diagnostic readouts, then verify transmit and receiver performance against the stated optical specifications. Host hardware and software revisions can affect third-party module acceptance, so customers can provide the switch model and software release for a compatibility check before ordering.

Ordering Information

Quote HT part number SFP-1G35-BX20 together with OEM part number SFP-GE-20-SM1310-BIDI and the required quantity. Standard modules use our factory label; neutral labels, customer-branded packaging and project-specific compatibility coding are available on request. For mixed-brand installations, select the corresponding brand-specific page instead of assuming one EEPROM version fits every platform.

Frequently Asked Questions

Is this an original H3C transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies SFP-GE-20-SM1310-BIDI, not an original H3C-branded module.

Which fiber and connector are required?

Use Simplex LC/UPC with SMF. The specified maximum reach is 20km, 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.

Quality Assurance and Packaging

Each unit undergoes optical performance checks, compatibility verification and visual inspection before packing. Modules are supplied in protective blister trays or anti-static packaging and then cartoned for transport. Custom labels and project packing lists can be added for volume orders.

Shipping and Lead Time

Standard products normally ship within one to three working days. Worldwide courier, air freight and sea freight options are available, and shipments can also be sent on your own courier account or delivered to an appointed forwarder.

 

Get a quick quote

Please write to sales@huihongfiber.com, we will reply as soon as possible.


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