VPX & OpenVPX Backplanes

SOSA-Aligned, VME64x, VXS, and CompactPCI options — 3U, 6U, and hybrid form factors

Backplanes are the foundation of a rugged embedded platform. They define how modules connect, how data moves, and how well the full system integrates — mechanically and electrically.

Atrenne designs and manufactures backplanes to support a range of architectures, including SOSA-aligned OpenVPX/VPX, as well as legacy and hybrid approaches such as VME64x/VXS and CompactPCI (cPCI).

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Find the right backplane by focusing on the details that matter

Atrenne's portfolio spans everything from straightforward VPX implementations to higher-performance OpenVPX and SOSA-aligned designs, including options engineered for modern high-speed fabrics (e.g., Gen-4/5 class performance tiers).

Form Factor

3U, 6U, and hybrid configurations

Slot Profiles

Payload vs. switch, I/O expectations, RTM needs

Topology & Fabrics

How control, data, and expansion planes are routed

Signal Integrity

Throughput and power delivery requirements

Chassis Fit

Alignment, rigidity, and build constraints

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Architecture
Form Factors
Speeds
Topology
Chassis Cooling
Module Cooling
Platforms
Rackmount Heights
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Gen-4/5 SOSA™ / OpenVPX Backplane

Designed to the demanding signal integrity requirements of PCIe Gen4 and 100GbE, Gen-4/5 SOSA™ / OpenVPX backplanes offer the highest signal integrity in the industry.

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6U VXS VITA 41 Backplanes
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6.25 GHz Gen-2 / Gen-1 OpenVPX Backplanes
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4-Slot Hybrid VME64x/VXS Backplane
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3U – 6U Gen 3 OpenVPX Backplane

Enabling applications to run 40 Gb Ethernet, PCI Express Gen 3, Infiniband, USB 3.1 and others.

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20-Slot Hybrid VME64X/ VXS Backplane
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20-Slot 6U Backplane

Shipboard RF Chassis Solution

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16-Slot 6U OpenVPX Gen3 Backplane

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