VPX57HS

800 Watt DC/DC Converter, 3U VPX, High Altitude, SOSA™

The NAI VPX57HS delivers 800 Watts of rugged, reliable DC/DC power in a compact 3U VPX package, engineered to meet the toughest requirements of aerospace, defense, and industrial systems. With a +270 VDC input and seamless compatibility with VITA 62 conduction-cooled chassis, it provides a powerful, off-the-shelf solution that reduces program risk and accelerates time to deployment.

For extreme mission environments, the VPX57HS is available with an optional VITA 62.2 high-altitude connector, ensuring uninterrupted performance where other solutions fall short. Designed in alignment with SOSA™ technical standards, it combines advanced system health monitoring, intelligent communication, and robust protections to keep systems running when failure is not an option. Continuous Background BIT enables real-time fault detection, I²C communication provides intelligent system management, and dual IPMC buses ensure resilient, redundant control. Comprehensive safeguards protect against transients, overloads, and thermal stress, giving operators confidence in the most demanding conditions.

With its rugged design, proven compliance, and advanced management features, the VPX57HS offers a trusted power solution that delivers long-term reliability, scalability, and performance for next-generation mission-critical applications.

Features

• Optional VITA 62.2 high-altitude connector for reliable operation in extreme environments
• Current share capability for scalable, parallel power distribution
• VITA 46.11 system management with VITA 62-compliant I/O for seamless integration
• Configurable outputs, including six-output or SOSA™-aligned +12V-only options
• Dual IPMC buses (IPMB-A and IPMB-B) for resilient, redundant control
• Input transient protection compliant with MIL-STD-704
• EMI filtering per MIL-STD-461
• Environmental testing to MIL-STD-810 and VITA 47 for proven durability
• –40°C to +85°C operating temperature range ensuring reliable performance in extreme conditions