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NVIDIA/Mellanox OSFP-SR8-800G Compatible 800G Single-port OSFP IHS/Closed Finned Top SR8 Transceiver Module

NVIDIA/Mellanox OSFP-SR8-800G Compatible 800G Single-port OSFP IHS/Closed Finned Top SR8 Transceiver Module

Built for hosts recognizing OSFP-SR8-800G, this HT-manufactured Single-port OSFP IHS/Closed Finned Top module delivers 800G transmission at 850nm. Its rated reach is 60m on OM3 / 100m on OM4, with MTP/MPO-16 APC 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: OSFP-SR8-800GHT Part Number: OSFP-SR8-800G

Product Highlights

  • Compatible alternative to NVIDIA/Mellanox OSFP-SR8-800G
  • 800G connectivity at 850Gbps (8x 106.25Gbps)
  • Optical wavelength: 850nm
  • Specified reach: 60m on OM3 / 100m on OM4
  • MTP/MPO-16 APC / MMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

HT Part NumberOSFP-SR8-800G
ManufacturerHT
Form FactorSingle-port OSFP IHS/Closed Finned Top
Max. Data Rate850Gbps (8x 106.25Gbps)
Wavelength850nm
Max. Cable Distance60m@OM3/100m@OM4
ConnectorMTP/MPO-16 APC
MediaMMF
Transmitter TypeVCSEL
Receiver TypePD
TX Power-4.6~4dBm
Minimum Receiver Power-6.4dBm
Power Budget1.8dB
Receiver Overload4dBm
Max. Power Consumption16W
Extinction Ratio>2.5dB
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Modulation (Electrical)8x100G-PAM4
Modulation (Optical)8x100G-PAM4
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Inbuilt FECYes
ProtocolsOSFP MSA Rev 5.1, CMIS Rev 5.0, IEEE 802.3df-2024, IEEE 802.3df-2024

Applications and Optical Link Design

Typical deployments include switch-to-switch, switch-to-server and aggregation links inside a data hall or between adjacent equipment rooms. The MTP/MPO-16 APC interface connects to the specified multimode cabling, and the stated reach depends on fiber grade and link loss. Keep this interface on the matching multimode optical standard rather than connecting it directly to a single-mode wavelength or reach variant.

Before deployment, check the host port type, supported data rate and firmware requirements. The 800G interface configuration must match the remote equipment; sharing a Single-port OSFP IHS/Closed Finned Top housing alone does not make two transceiver types interoperable.

For this multimode module, confirm fiber grade, modal bandwidth and total loss before commissioning. The 60m on OM3 / 100m on OM4 figure applies only under suitable cabling conditions. Inspect every MTP/MPO-16 APC mating point and match the remote optical standard.

NVIDIA/Mellanox Compatibility and Factory Testing

Compatibility testing for OSFP-SR8-800G 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 -4.6~4dBm; the stated optical power budget is 1.8dB. Digital diagnostics make later maintenance easier when baseline values are captured at installation. Save the initial readings with the port and OEM reference, then investigate meaningful changes rather than reacting to a single transient value. Diagnostic support depends on the host as well as the module, so unavailable fields should be confirmed with the platform documentation. 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 850Gbps (8x 106.25Gbps), wavelength 850nm, rated reach 60m on OM3 / 100m on OM4.

Ordering Information

Use OSFP-SR8-800G as the compatibility cross-reference and OSFP-SR8-800G as the HT ordering identity. Keep other reaches or wavelength directions on separate order lines. 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

Quality control covers the optical or electrical interface, host identification and operating link. The verified unit is then individually protected and cartoned. Customer references, rack groups and project packing lists can be added for volume orders.

Frequently Asked Questions

Is this an original NVIDIA/Mellanox transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies OSFP-SR8-800G, not an original NVIDIA/Mellanox-branded module.

Which fiber and connector are required?

Use MTP/MPO-16 APC with MMF. The specified maximum reach is 60m on OM3 / 100m on OM4, 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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