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North Atlantic Industries SOSA™-aligned Power Supplies

NAI has expanded our line of VPX, VITA 62 rugged power supplies to include SOSA™-aligned Power Supplies specifically designed for rugged defense, industrial, and commercial applications, operating in extreme conditions, and with NAVMAT component derating. These products can help you meet the many harsh environmental requirements of rugged military, aerospace, and industrial applications.

NAI’s off-the-shelf SOSA™-aligned solutions are compatible with VPX specifications and support a variety of standard features including Integrated IPMC Dual Bus IPMB-A & IPMB-B Tier 3 Compliant, continuous background built-in-test (BIT), user programmability, I²C communication remote error sensing, current share, and protection against transients, overvoltage, overcurrent, and short-circuits. They use a discrete and digital design that is backed up by our design verification testing and are compliant with the System Management Bus per VITA 46.11, providing mandatory Sensor Data Record (SDR), required FRU data and Real-Time Analog data.

Visit the Rugged Power Supplies landing page at:


VPX55HS-31 Rugged Power Supply

Form Factor: 3U, 1.0”
Input: +28 VDC
Outputs: 6
Output Power: 800 Watts

View VPX55HS-31 Model Page


VPX57HS-31 Rugged Power Supply

Form Factor: 3U, 1.0”
Input: +270 VDC
Outputs: 6
Output Power: 800 Watts
Option for 70,000 Feet Altitude

View VPX57HS-31 Model Page


VPX56H2-6 Rugged Power Supply

Form Factor: 6U, 1.0”
Input: 3-Phase AC or +270 VDC
Outputs: 6
Output Power: 1,400 Watts

View VPX56H2-6 Model Page


NAI is a leading independent supplier of embedded computing, Input/Output, communications, measurement, simulation, power and systems products for commercial, industrial and military applications built on a Configurable Open Systems Architecture™ (COSA®). COSA offers the greatest modularity, flexibility, adaptability and configurability in the industry that accelerates our customers’ time-to-mission. COSA supports a Modular Open Systems Approach (MOSA) that delivers the best of both worlds: custom solutions from COTS components with No NRE. For over 50 years, companies like Lockheed Martin, Boeing, Northrop Grumman and Raytheon have leveraged NAI’s capabilities to meet the demanding requirements of a wide range of processing, I/O and communication-centric applications, and do so with uncompromising quality, efficiency and responsiveness. Information about NAI and its products can be found at