NVIDIA/Mellanox MMA1T00-HS Compatible 200G QSFP56 SR4 Transceiver Module

NVIDIA/Mellanox MMA1T00-HS Compatible 200G QSFP56 SR4 Transceiver Module

The MMA1T00-HS compatible module serves equipment requiring a 200G QSFP56 interface with 850nm optics and a 70m on OM3 / 100m on OM4 rating. Connection is through MPO-12/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: MMA1T00-HSHT Part Number: QSFP-SR4-200G

Product Highlights

  • Compatible alternative to NVIDIA/Mellanox MMA1T00-HS
  • 200G connectivity at 200Gbps
  • Optical wavelength: 850nm
  • Specified reach: 70m on OM3 / 100m on OM4
  • MPO-12/UPC / MMF interface
  • Digital diagnostic monitoring: Supported
  • Operating temperature: 0 to 70°C (32 to 158°F)

Specifications

NVIDIA/Mellanox InfiniBand CompatibleMMA1T00-HS
ManufacturerHT
HT Part NumberQSFP-SR4-200G
Form FactorQSFP56
Max. Data Rate200Gbps
Wavelength850nm
Max. Cable Distance70m@OM3/100m@OM4
ConnectorMPO-12/UPC
MediaMMF
Transmitter TypeVCSEL 850nm
Receiver TypePIN
TX Power-6.5~4dBm
Minimum Receiver Power-6.5dBm
Power Budget3.5dBm
Receiver Overload5dBm
Max. Power Consumption4.35W
Extinction Ratio>3dB
DDM/DOMSupported
Commercial Temperature Range0 to 70°C (32 to 158°F)
Modulation (Electrical)4x50G-PAM4
Modulation (Optical)4x50G-PAM4
CDR (Clock and Data Recovery)TX & RX Built-in CDR
Inbuilt FECNo
ProtocolsIEEE 802.3bs, QSFP56 MSA, SFF-8665, SFF-8636
ApplicationInfiniband HDR
BER5E-10

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 MPO-12/UPC 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 200G interface configuration must match the remote equipment; sharing a QSFP56 housing alone does not make two transceiver types interoperable.

The multimode channel should use the fiber grade associated with the stated 70m on OM3 / 100m on OM4 reach. Keep the MPO-12/UPC end faces clean and avoid tight bends. Different multimode standards are not interchangeable merely because they share a connector.

Quality Assurance and Packaging

Each MMA1T00-HS 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.

Optical Acceptance, Diagnostics and Handling

For this model, the specified transmit-power range is -6.5~4dBm; the stated optical power budget is 3.5dBm. 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.

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 200Gbps, wavelength 850nm, rated reach 70m on OM3 / 100m on OM4.

Ordering Information

Quote HT part number QSFP-SR4-200G together with OEM reference MMA1T00-HS 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.

NVIDIA/Mellanox Compatibility and Factory Testing

The module is checked for host recognition as MMA1T00-HS, link establishment and diagnostic reporting. Physical cage fit alone is not treated as evidence of compatibility. Equipment model, hardware revision and software release can be reviewed before dispatch where platform behavior is uncertain.

Frequently Asked Questions

Is this an original NVIDIA/Mellanox transceiver?

No. It is an HT-manufactured compatible alternative for equipment that specifies MMA1T00-HS, not an original NVIDIA/Mellanox-branded module.

Which fiber and connector are required?

Use MPO-12/UPC with MMF. The specified maximum reach is 70m 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.

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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