Generic DW-SFP25G10-T-I Compatible 25G SFP28 Transceiver Module

Generic DW-SFP25G10-T-I Compatible 25G SFP28 Transceiver Module

The DW-SFP25G10-T-I compatible module serves equipment requiring a 25G SFP28 interface with C-Band 100GHz DWDM Tunable optics and a 10km rating. Connection is through Duplex LC/UPC. Product data, application guidance and factory verification are presented together to support data-center designers evaluate optical reach, rack integration and host compatibility together.

OEM Part Number: DW-SFP25G10-T-IHT Part Number: DW-SFP25G10-T-I

Product Highlights

  • Compatible alternative to Generic DW-SFP25G10-T-I
  • 25G connectivity at 25.78Gbps
  • Optical wavelength: C-Band 100GHz DWDM Tunable
  • Specified reach: 10km
  • Duplex LC/UPC / SMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: -40 to 85°C (-40 to 185°F)

Specifications

HT Part NumberDW-SFP25G10-T-I
ManufacturerHT
Form FactorSFP28
Max. Data Rate25.78Gbps
WavelengthC-Band 100GHz DWDM Tunable
Max. Cable Distance10km
ConnectorDuplex LC/UPC
MediaSMF
Transmitter TypeMZM Tunable TOSA
Receiver TypeAPD
TX Power-1~3dBm
Minimum Receiver Power-16dBm
Power Budget15dB
Receiver Overload-5dBm
Max. Power Consumption≤2.5W
Inbuilt FECHost FEC RS FEC
DDM/DOMSupported
Industrial Temperature Range-40 to 85°C (-40 to 185°F)
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Modulation FormatNRZ
ProtocolsSFP28 MSA, SFF-8431, SFF-8432, SFF-8472, SFF-8690

Applications and Optical Link Design

This coherent interface is suited to data-center interconnect, metro transport and managed DWDM links where the host platform supports the stated modulation and FEC modes. Design the optical line around the actual launch power, receiver range, OSNR requirement and span loss; the stated reach is not a substitute for a link-budget calculation. Use matching coherent modules and the appropriate DWDM channel plan at both ends.

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.

Coherent deployment requires a line-system review, not merely a matching connector. Confirm the DWDM channel, launch-power range, receiver limits, OSNR and FEC mode at both ends. Span loss and amplifier operation must remain inside the supported envelope, and stated reach should be validated against the actual route.

Quality Assurance and Packaging

Before packing, the module receives interface inspection, identification and link checks. Protective packaging avoids pressure on the connector and latch. 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 -1~3dBm; the stated optical power budget is 15dB. 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. Diagnostic monitoring is listed as Supported. 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 25.78Gbps, wavelength C-Band 100GHz DWDM Tunable, rated reach 10km.

Ordering Information

Quote HT part number DW-SFP25G10-T-I together with OEM reference DW-SFP25G10-T-I 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.

Generic Compatibility and Factory Testing

Compatibility testing for DW-SFP25G10-T-I 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 equipment manufacturer transceiver?

No. It is an HT-manufactured compatible transceiver supplied under our own manufacturer identity, not an original equipment manufacturer module.

Which fiber and connector are required?

Use Duplex LC/UPC with SMF. The specified maximum reach is 10km, 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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