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Brocade 25G-SFP28-ER Compatible 25G SFP28 ER Transceiver Module

Brocade 25G-SFP28-ER Compatible 25G SFP28 ER Transceiver Module

Built for hosts recognizing 25G-SFP28-ER, this HT-manufactured SFP28 module delivers 25G transmission at 1310nm. Its rated reach is 30km, 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: 25G-SFP28-ERHT Part Number: SFP-25GERL-31

Product Highlights

  • Compatible alternative to Brocade 25G-SFP28-ER
  • 25G connectivity at 25.8Gbps
  • Optical wavelength: 1310nm
  • Specified reach: 30km
  • Duplex LC / SMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

Brocade Compatible25G-SFP28-ER
ManufacturerHT
HT Part NumberSFP-25GERL-31
Form FactorSFP28
Max Data Rate25.8Gbps
Wavelength1310nm
Max Cable Distance30km
ConnectorDuplex LC
MediaSMF
Transmitter TypeDML 1310nm
Receiver TypeAPD
TX Power0~6dBm
Receiver Sensitivity<-19dBm
Power Budget19dB
Receiver Overload-4dBm
Power Consumption≤2.2W
Extinction Ratio4dB
CDRTX and RX
FEC FunctionNot Supported
Commercial Temperature Range0 to 70°C (32 to 158°F)
ProtocolsMSA Compliant, CPRI, eCPRI
DDM/DOMSupported
Core SizeG.652
Packaging TechnologyBOX Packaging

Applications and Optical Link Design

Use this module for equipment interconnection over the specified single-mode fiber plant, including enterprise backbone, campus, metro or data-center interconnect links according to its rated distance. Confirm that both ends use the same optical standard and wavelength plan, and allow for connector, splice and patch-panel loss within the stated power budget.

Before deployment, check the host port type, supported data rate and firmware requirements. The 25G interface configuration must match the remote equipment; sharing a SFP28 housing alone does not make two transceiver types interoperable.

The single-mode link budget should include fiber attenuation, connectors, splices and panels over the intended 30km route. Keep the Duplex LC interface clean and match the remote optical standard. Consider receiver overload as well as insufficient power on short links.

Brocade Compatibility and Factory Testing

Compatibility testing for 25G-SFP28-ER 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.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is 0~6dBm; receiver sensitivity is <-19dBm; the stated optical power budget is 19dB. A sound acceptance record includes link state, diagnostic temperature, supply voltage and transmit or receive levels where the host exposes them. Compare the readings with the stated ranges rather than treating any received light as proof of adequate margin. Persistent alarms or borderline values should trigger an end-face and complete-channel inspection. 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.

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 25.8Gbps, wavelength 1310nm, rated reach 30km.

Ordering Information

Quote HT part number SFP-25GERL-31 together with OEM reference 25G-SFP28-ER 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

Each 25G-SFP28-ER compatible module is inspected, powered up and functionally checked before protective packing. Dust caps and individual trays shield the interface during transport. Customer references, rack groups and project packing lists can be added for volume orders.

Frequently Asked Questions

Is this an original Brocade transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies 25G-SFP28-ER, not an original Brocade-branded module.

Which fiber and connector are required?

Use Duplex LC with SMF. The specified maximum reach is 30km, 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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