SFP-GIG-BX-D Alcatel-Lucent Enterprise Compatible BiDi SFP 20km

NOKIA (Alcatel)
SFP
1.25G
BiDi
20 km
Nokia (Alcatel-Lucent) SFP-GIG-BX-D compatible 1G BIDI SFP 20km Module

NOKIA (Alcatel) compatible SFP-GIG-BX-D - Key Features

  • Compatibility: NOKIA (Alcatel)
  • Media Type: Single-Mode Fiber (SMF)
  • Fiber Count: BiDi
  • Connector: Single LC/UPC
  • Maximum Distance: 20 km
  • Average Link Budget: 15 dB
  • Tx Wavelength: 1490 nm
  • Supported Data Rate: 1.063 Gbps - 1.25 Gbps
  • DDM/DOM: Supported
  • Temperature Range: Standard 0°-70°C

NOKIA (Alcatel) SFP-GIG-BX-D Price

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NOKIA (Alcatel) compatible SFP-GIG-BX-D Specifications

Form Factor
SFP
Media Type
Single-Mode Fiber (SMF)
Fiber Count
BiDi
Connector
Single LC/UPC
Maximum Distance
20 km
Average Link Budget
15 dB
TX Wavelength
1490 nm
RX Wavelength
1310 nm
Supported Data Rate
1.063 Gbps - 1.25 Gbps
Supported Ethernet Applications
Gigabit Ethernet (1.25 Gbps)
Supported Fiber Channel Applications
1G Fiber Channel (1.0625 Gbps)
DDM/DOM
Supported
Tx Wavelength Bandwidth
40 nm (1470-1510 nm)
Rx Wavelength Bandwidth
40 nm (1290-1330 nm)
Minimum Transmitting Power
-9 dBm
Maximum Transmitting Power
3 dBm
Receiver Sensitivity
-22 dBm
Receiver Overload
-3 dBm
Dispersion
430-500 ps/nm ps/nm
Transmitter Type
DFB Laser
Receiver Type
PIN photodiode
Temperature Range
Standard 0°-70°C
Power
+3.3V single power supply
Compliance
CE, Class 1 FDA and IEC60825-1 Laser Safety Compliant, RoHS, INF-8074i, SFP MSA

NOKIA (Alcatel) compatible SFP-GIG-BX-D Datasheet

v5

Complete technical specifications and product details

Updated:Aug 6, 2026Format:PDF

NOKIA (Alcatel) compatible SFP-GIG-BX-D Description

EdgeOptic's SFP-GIG-BX-D compatible is an Alcatel-Lucent Enterprise-coded version of the EdgeOptic BiDi-1.25G-SFP-21-BD multi-vendor 1.25G BiDi SFP transceiver, coded for the downstream Side B position of a single-fiber Gigabit Ethernet link. It transmits at 1490nm and receives at 1310nm over one strand of single-mode fiber, reaching 20km on a 15dB optical link budget. The module pairs with an EdgeOptic Side A BX-U transceiver, TX1310nm/RX1490nm, at the far end to complete the link; each end uses the opposite transmit and receive wavelength on the single shared fiber, so a BX-U and BX-D module must be installed as a pair for the link to establish.

Optical performance is built around a DFB laser and PIN photodiode. TX output ranges from −9 dBm to 3 dBm, RX sensitivity is better than −22 dBm, and receiver overload is −3 dBm. The transmitter and receiver each carry a 40nm passband, 1470 to 1510nm on the TX side and 1290 to 1330nm on the RX side, with chromatic dispersion tolerance of 430 to 500 ps/nm across the link. The module runs on a +3.3V supply across a 0 to 70°C operating range and reports digital diagnostics per SFF-8472.

Connector type is LC, matching the SFP MSA per INF-8074i, with Class 1 laser safety per FDA/IEC 60825-1 and CE and RoHS compliance. Backed by 15+ years of EdgeOptic compatibility engineering across vendor optical platforms, the SFP-GIG-BX-D compatible ships with a lifetime warranty. For project-quantity pricing or alternative vendor coding, contact our sales team.

Frequently Asked Questions

Is the SFP-GIG-BX-D the same as the Nokia 3FE25772AB or 3HE00868AB?

Parts catalogs outside Alcatel-Lucent Enterprise's and Nokia's own documentation group SFP-GIG-BX-D together with 3FE25772AB and 3HE00868AB as the same 1000BASE-BX-D module class, spanning Alcatel-Lucent Enterprise and Nokia service-router ordering codes for functionally similar modules. This is a cross-catalog grouping, not a vendor-published equivalence, so confirm the exact ordering code against Alcatel-Lucent Enterprise or Nokia documentation for the target platform before treating the part numbers as interchangeable.

The Alcatel-Lucent catalog lists both SFP-GIG-BX-D and SFP-GIG-BX-D20. Which one is this, and why does it already state 20km?

Alcatel-Lucent Enterprise's OmniSwitch transceiver guides list SFP-GIG-BX-D as the base ordering code and SFP-GIG-BX-D20 as a separate 20km ordering code in the same family. Ecosystem catalogs commonly rate the base SFP-GIG-BX-D at a 10km native reach; EdgeOptic's compatible under this SKU is engineered to the wider 20km, 15dB optical budget of the underlying BiDi-1.25G-SFP-21-BD root design regardless of which Alcatel-Lucent Enterprise ordering code the deployment maps to. The 20km figures on this page describe the EdgeOptic module shipped under the SFP-GIG-BX-D part number, not the base OEM part's native reach class.

Does the SFP-GIG-BX-D need to be paired with an SFP-GIG-BX-U at the far end?

Yes. SFP-GIG-BX-D is the downstream Side B module, transmitting at 1490nm and receiving at 1310nm; it must pair with a Side A module transmitting at 1310nm and receiving at 1490nm at the other end of the fiber. EdgeOptic's matching Side A compatible is the SFP-GIG-BX-U page; ordering two Side B modules, or any mismatched wavelength pair, will not establish a link.