NAI's Rugged Power Supplies are designed to meet VITA 62 requirements. Fully digital and discrete to provide robust communication and extensive customization. Designed, tested, and verified to run at full load across all temperatures for maximum efficiency.
Fully digital. Fully flexible. Our power supplies provide robust communication through I2C/USB and our SoftPanel.
Discrete components fully designed in house keep you in control. Configure our power supplies to meet your needs.
Designed, tested, and verified by us. Extensive rugged testing data gives you confidence that our products live up to the toughest expectations.
Our rugged VPX power supplies are built to provide unlimited possibilities in addition to our standard features. We rapidly adapt to custom requirements and size constraints. Accelerate your time-to-mission by building flexible, dependable, scalable systems customized to your needs with little to no NRE.
Wider input ranges, highly efficient layouts, and bespoke solutions tailored to your requirements.
Designed to intelligently detect and safeguard against input transients, overvoltage, overcurrent, and short circuits.
Built-In-Test runs continuously in the background and provides status reporting, consistently ensuring the integrity of your system.
I2C and USB based communication with our SoftPanel makes it easy to understand and monitor signals and performance.
Field-proven to withstand a variety of temperatures, humidity, vibration, and shock to suit extreme applications. High-altitude options available.
Supply more current or add redundancy to your system. Current sharing and monitoring allows you to connect our power supplies in parallel.
Input transient protection per MIL-STD-704F, integrated EMI filtering per MIL-STD-461,
and environmental compliance per MIL-STD-810.
SOSA™-aligned options available.
All products are 100% designed, manufactured, assembled, and tested in the United States.
NAI's patented high-altitude option for VPX power supplies extends our product capabilities up to 70,000 feet without sacrificing flexibility. Available for 3U and 6U form factors with a maximum output of 1,400 watts.
| Product | Connector | Input | Output | Form Factor | Thickness | Efficiency | # Outputs | I2C | High Altitude | Integrated Holdup |
|---|---|---|---|---|---|---|---|---|---|---|
| VPX68 | Per VITA 62 | +28 VDC | 400 W | 3U | 1.0" | 92% | 6 | Yes | No | Yes, optional |
| VPX55H-3 | Per VITA 62 | +28 VDC | 500 W | 3U | 0.8" | 89% | 6 | Yes | No | No |
| VPX55HS | Per VITA 62 | +28 VDC | 725 W | 3U | 1.0" | 89% | 6 | Yes | No | No |
| VPX57-31 | Per VITA 62 | +270 VDC | 500 W | 3U | 1.0" | 87% | 6 | Yes | Yes, optional | No |
| VPX57HS | Per VITA 62 | +270 VDC | 750 W | 3U | 1.0" | 90% | 6 | Yes | Yes, optional | No |
| VPX56H-6 | Per VITA 62 | 3Φ AC or +270 VDC | 1000 W | 6U | 1.0" | 88% | 5 | Yes | No | No |
| VPX56H2-6 | Per VITA 62 | 3Φ AC or +270 VDC | 1400 W | 6U | 1.0" | 90% | 5 | Yes | Yes, optional | No |
| 44KS6 | Per VITA 62 | +28 VDC | 75 VA | 3U | 1.0" | 70% | 1 | Yes | No | No |
Count on us to take on your most challenging environments. We ensure all of our power supplies meet or exceed expectations using our extensive on-site testing capabilities, verified by third-party labs. All units are specified over their full operating temperature range at full-load conditions.
| Parameter | Level |
|---|---|
| Temperature - Operating | -40°C to 85°C at 100% load (temperature measured at card edge, conduction via card edge) |
| Temperature - Storage | -55°C to 105°C (per VITA 47 CC4) |
| Humidity | 95% at 71°C per MIL-STD-810G, Method 507.5 (non-condensing) |
| Vibration | Per MIL_STD_810, Method 514, Proecdure 1; Per VITA 47, Class V3 |
| Shock | 30 g's each axis per MIL-STD-810G, Method 516.6, Procedure 1; Hammer shock per MIL-STD-901; 1/3 sine wave per VITA 47 OS2 |
| Altitude | 1,500 feet below sea level to 60,000 feet above sea level per VITA 47. Up to 70,000 feet above sea level with high altitude option. |
| ESD | 15 kV EN61000-4-2 per VITA 47 |
NAI is proud to be a contributing member of the SOSA™ consortium and the VITA trade association. These organizations generate national and international standards to streamline the development of high reliability electronic hardware. We offer several configurable off-the-shelf SOSA™-aligned products that are field-proven in rugged defense, industrial, and commercial applications.