One of the leading providers in aircraft ground power, is proud to introduce the newest version of our 400Hz Solid State Frequency Converter (SSFC), one of the most advanced units in the industry. Tested to the highest standards, the PV90-4 provides the required 400Hz external ground power to support the most sophisticated aircraft electrical demands. The compact design allows for diverse installation applications, from a single output point of use, to a central system supporting multiple 400Hz service points. The rugged stainless-steel enclosure allows the PV90-4 to be configured for fixed applications and a variety of mobile applications for hanger use or outside on the ramp. Compact, Powerful and Dependable With hangar and ramp space at a premium, the compact design of the PV90-4 requires a very small footprint to deliver its high-performance output. The high efficiency, unity power factor, and incredible overload features of the PV90-4 ensure your aircraft is supported with the right power. The large user friendly 5.7” LCD display and oversized control panel makes power selection and system monitoring easy whether indoors or outdoors in bright light. Modular Design From conception, the AERO Specialties PV90-4 was designed to be a zero downtime GPU requiring a minimum of planned maintenance. To address this requirement the PV90-4 incorporates a Pluggable Power Module. This replaceable Power Module reduces the need for in- depth troubleshooting and extended down time by returning the GPU to operation within minutes. This modular design allow technicians without extensive knowledge of 400Hz power conversion to swap out this module as a one-fix solution for almost any fault. User Interface The large 5.7” display is designed for the operator. Large pushbuttons and an intuitive navigation menu allow fast setup and operation. The bright display can be easily read indoors or in direct sunlight. Complete Support Maintenance and upgrades to the PV90-4 are simple. Plug in any USB compatible device to upload software upgrades or download data to assist in remote troubleshooting. Versatility No matter your application, the PV90-4 can be configured to meet your requirements and can also be supplied with an optional 270V DC or 28V DC output for all the below listed configurations.