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4m (13ft) NVIDIA/Mellanox MCA7J70-N004 Compatible 800G Twin-port OSFP 8 x 100G PAM4 IHS/Finned Top to 4 x 200G OSFP 2 x 100G PAM4 RHS/Flat Top InfiniBand NDR Active Copper Breakout Cable
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Optical Transceivers · OSFP-800G-4OFLAC04

4m (13ft) NVIDIA/Mellanox MCA7J70-N004 Compatible 800G Twin-port OSFP 8 x 100G PAM4 IHS/Finned Top to 4 x 200G OSFP 2 x 100G PAM4 RHS/Flat Top InfiniBand NDR Active Copper Breakout Cable

4m (13ft) NVIDIA/Mellanox MCA7J70-N004 Compatible 800G Twin-port OSFP 8 x 100G PAM4 IHS/Finned Top to 4 x 200G OSFP 2 x 100G PAM4 RHS/Flat Top InfiniBand NDR Active Copper Breakout Cable, Product Specification:NVIDIA/Mellanox InfiniBand Compatible - MCA7J70-N004, Vendor Name - FS, Form Factor - OSFP (IHS/Finned Top) to 4x OSFP (RHS/Flat Top), Max. Data Rate - 850Gbps (8x 106.25Gbps), Media - Copper, Cable Type - Active Breakout DAC (ACC)

Net price · DE
€1.233,00
ex. VAT
In stock

NVIDIA/Mellanox MCA7J70-N004 Compatible 800G OSFP IHS/Finned Top to 4x 200G OSFP RHS/Flat Top InfiniBand NDR DAC Breakout Cable (4-meter, Active, OSFP to 4x OSFP, 26AWG)

The NVIDIA/Mellanox InfiniBand MCA7J70-N004 is a 2x 400Gb/s twin-port OSFP (Octal Small Form-factor Pluggable) IHS/finned top to 4x 200G OSFP RHS/flat top active direct attached copper breakout cable. The ACC contains eight high-speed electrical copper pairs, each operating at data rates of up to 100Gb/s using 100G-PAM4 modulation. It complies with IEEE 802.3ck, CMIS 5.0, and OSFP MSA Rev 5.0 standards.
The OSFP end has a IHS/finned top for additional cooling, while the other OSFP ends are RHS/flat top modules that rely on the cooling fins integrated into the adapter cages. It is primarily used to link an 800Gb/s Quantum-2 switch to four OSFP-based 200Gb/s NDR ConnectX-7.
ACC cables integrate a redriver chip that extends reach up to 5 meters while ensuring latency, enhancing port bandwidth, density, and configurability. These power-efficient links are ideal for medium-distance connectivity in data centers, AI/HPC clusters, and cross-rack deployments.
Note: "Finned top" transceivers are now called "Integrated Heat Sink" (IHS) as the cooling fins are integrated into the OSFP connector metal top. Commonly used in air-cooled switches.
"Flat top" transceivers are now called "Riding Heat Sink" (RHS) as the cooling fins ride on top of the network card or system's internal cages. This is used for both air-cooled and liquid-cooled applications for DGX, ConnectX-7, and BlueField-3 DPUS.

Highlights

Specifications

16 fields
NVIDIA/Mellanox InfiniBand CompatibleMCA7J70-N004
Vendor NameFS
Form FactorOSFP (IHS/Finned Top) to 4x OSFP (RHS/Flat Top)
Max. Data Rate850Gbps (8x 106.25Gbps)
MediaCopper
Cable TypeActive Breakout DAC (ACC)
Cable Length4m (13ft)
Wire AWG26AWG
Minimum Bend Radius32.5mm
Max. Power Consumption1.7W (800G End)<br/>0.3W (200G Per End)
Jacket MaterialPET
Commercial Temperature Range0 to 70°C (32 to 158°F)
Modulation Format8x100G-PAM4 to Quad 2x100G-PAM4
Application800G/200G InfiniBand
ProtocolsCMIS 5.0, IEEE 802.3ck, OSFP MSA Rev 5.0
Warranty5 Years

Features

Low Power Consumption for Energy-saving

Direct attach copper is suitable for very short links and offers a cost-effective way to establish an 800-Gigabit link within racks and across adjacent racks.

Datasheets & documents