ZTRS Model: SF2-105-K20C

1.25G SFP BiDi Transceiver — 20km

Factory-direct pricing · Request a quote
  • ✓ Compatible with Cisco GLC-BX-D / GLC-BX-U
  • ✓ MSA compliant · DDM/DOM monitoring
  • ✓ 3-year warranty · lifetime support
  • ✓ OEM/ODM + custom firmware available
Request Quote / Free Sample Request Datasheet (PDF)

Technical Specifications

Form FactorSFP
Data Rate1.25G
Type / StandardBiDi (1000BASE-BX)
WavelengthTx1310/Rx1550nm
Reach20km
ConnectorLC Simplex
Fiber TypeSingle-Mode (SMF)
DDM/DOMYes
Operating Temp0~70°C
Power ConsumptionFP / PIN
ComplianceMSA, RoHS, CE, FCC

Compatible With

Fully coded and tested for the following brands & part numbers:

Cisco
GLC-BX-D / GLC-BX-U
Juniper
EX-SFP-1GE-BX
Arista
—
HPE / Aruba
—
Dell EMC
—
Mellanox / NVIDIA
—

Applications

Single-fiber links that halve fiber cost, FTTx and access networks.

Frequently Asked Questions

Is this transceiver compatible with Cisco?

Yes — it is coded and tested for full compatibility with Cisco GLC-BX-D / GLC-BX-U, including DDM/DOM readout.

Do you offer OEM/ODM with our logo?

Yes. We offer custom hardware, firmware, labeling and packaging. MOQ starts at 50 pcs.

What warranty is included?

3-year warranty with lifetime technical support and free pre-shipment testing.

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