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NVIDIA Mellanox MMA2P20-GS 50GBASE-SR SFP56 850nm 100 m OM4
50 Gbps (1 × 50G PAM4) 50GBASE-SR SFP56 transceiver, 850 nm, up to 100 m OM4, Ethernet.
- Manufacturer
- NVIDIA Corporation (Mellanox)
- Mfr part number
- MMA2P20-GS
- Series
- LinkX 50G SFP56
- Category
- Fiber optic transceiver modules
- Datasheet
- MMA2P20-GS datasheet (PDF)
MMA2P20-GS specifications
| Attribute | Value |
|---|---|
| Part Number | MMA2P20-GS |
| Manufacturer | NVIDIA Corporation (Mellanox Technologies) |
| Brand | NVIDIA Mellanox |
| Standard | 50GBASE-SR (50G PAM4) |
| Form Factor | SFP56, hot-swappable |
| Data Rate | 50 Gbps (1 × 50G PAM4) |
| Protocol | Ethernet |
| Wavelength | 850 nm |
| Media | Multimode fiber (OM3/OM4) |
| Max Distance | 100 m OM4 |
| Connector | Duplex LC |
| Lifecycle | Legacy / end-of-life (stock on request) |
| Case Temp | 0 °C to 70 °C (commercial) |
| Dimensions | 8.5 × 13.4 × 56.5 mm |
| Compliance | IEEE 802.3, SFP56 MSA |
| Reach detail | up to 100 m on OM4 multimode fiber |
| Ordering note | Legacy part; stock on request. |
Values are from NVIDIA's LinkX product pages, ordering tables and firmware 'validated and supported cables and modules' lists (Oct 2026). Confirm platform and firmware support for your switch or adapter with us before ordering.
About the NVIDIA Mellanox MMA2P20-GS
The NVIDIA Mellanox MMA2P20-GS is a hot-swappable SFP56 50GBASE-SR optical transceiver for 50 Gbps Ethernet links over multimode fiber, with a Duplex LC interface and reach of up to 100 m OM4. It is Mellanox's 50GbE SFP56 short-reach optic for 50G server ports (ConnectX-6 Lx / Dx) and QSA56-adapted switch ports, one 50G PAM4 lane over duplex LC multimode. Typical uses: 50GbE server connectivity on ConnectX-6 Lx / Dx and SFP56 switch ports.
- 50 Gbps 50GBASE-SR up to 100 m OM4
- Mellanox 50GbE SFP56 SR optic, single 50G PAM4 lane
- 850 nm multimode, duplex LC
- Duplex LC connector · Multimode fiber
- Genuine NVIDIA Mellanox part · GST invoice · pan-India dispatch
MMA2P20-GS: frequently asked questions
What is the NVIDIA Mellanox MMA2P20-GS?
The MMA2P20-GS is an SFP56 50GBASE-SR module from NVIDIA's LinkX range for 50 Gbps Ethernet links. It plugs into an SFP56 port on an NVIDIA / Mellanox switch, adapter or DPU and is used for 50GbE server connectivity on ConnectX-6 Lx / Dx and SFP56 switch ports.
What is the maximum distance of the MMA2P20-GS?
NVIDIA specifies the MMA2P20-GS for up to 100 m on OM4 multimode fiber.
Which fiber and connector does the MMA2P20-GS need?
The MMA2P20-GS uses a Duplex LC connector on multimode fiber (OM3/OM4), at 850 nm. Both ends of the link must use the same optical standard.
Is the MMA2P20-GS compatible with my NVIDIA / Mellanox switch or adapter?
It works in NVIDIA and Mellanox platforms with SFP56 ports that list this part in their firmware 'validated and supported cables and modules' table. Send us your switch / adapter model and firmware version and we check it against NVIDIA's support list before dispatch, so you only receive a module that links up in your port.
Is the MMA2P20-GS still available?
NVIDIA has marked the MMA2P20-GS legacy / end-of-life, so it is no longer in regular production. Next Gen Networks sources genuine new and surplus stock on request. Legacy part; stock on request. Tell us the quantity and we will confirm availability, or suggest the current NVIDIA equivalent.
Is your MMA2P20-GS genuine NVIDIA / Mellanox?
Yes. Next Gen Networks supplies original NVIDIA (Mellanox) LinkX parts, not third-party lookalikes or grey-market stock. Every unit is checked before dispatch and we share serial numbers on request so you can verify them with mlxlink / mlxcables or the switch's transceiver inventory.
What is the MMA2P20-GS price in India and how do I order?
The NVIDIA Mellanox MMA2P20-GS price in India depends on quantity, delivery city and current stock. Next Gen Networks supplies it with a GST invoice (input tax credit ready) and pan-India dispatch from New Delhi. Send the part number, quantity and delivery city on WhatsApp +91-7827955775 or email Sales@nextgennetworks.in and we reply with a GST quote.
Documents
NextGen datasheetPDF · specs, FAQ & buying guideDownload datasheet
Mellanox_MMA2P20-GS_Datasheet_NextGenNetworks.pdfNVIDIA LinkX documentation
Manufacturer product pages
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