The 16 Volt DC Switching Set Top Power Supply (2.5 AMP) from Unisys is a compact and reliable power solution designed to meet the needs of various electronic devices and equipment. 

Key Features:

Wide Input Voltage Range: The power supply unit accepts input voltages of 115/230V at frequencies ranging from 47 to 63Hz. This wide input voltage range ensures compatibility with different power systems and standards.
Compact Design: With dimensions of 5"L x 1-3/4"H x 3"W, the power supply unit boasts a compact and space-saving design. It can easily fit into tight spaces or be mounted on walls or surfaces for convenient installation.
Automatic Line Switching: The unit features automatic line switching functionality, allowing it to seamlessly transition between input voltages without the need for manual adjustments. This ensures uninterrupted operation and reliability.
Model and Approval: The power supply unit is identified by the model number PP386-ADP and has obtained UL/CSA and GS approvals, indicating compliance with safety and quality standards for electrical products.
Output Jack Configuration: The output is provided through a jack located on the side of the unit, which accepts a 6.3mm / 3.0mm barrel jack connector. This standard connector configuration ensures compatibility with a wide range of devices and equipment.
Center Positive Polarity: The power supply unit is designed with center positive polarity, ensuring compatibility with devices that require this specific polarity for proper operation.
Rubber Feet: Equipped with four rubber feet, the unit provides stability and prevents slipping when placed on various surfaces. This feature enhances safety and reliability during operation.
IEC Line Cord Included: The power supply unit comes with a 6" IEC line cord included, facilitating easy connection to power sources without the need for additional accessories.

Potential Applications:

Set-Top Boxes: The power supply unit is ideal for powering set-top boxes used for cable television, satellite television, or internet streaming services.
Telecommunication Equipment: It can be used to power various telecommunication devices, such as routers, modems, and VoIP adapters, ensuring reliable connectivity and communication.
Network Devices: The unit is suitable for powering network switches, access points, and other networking equipment in home or office environments.
Consumer Electronics: It can power a variety of consumer electronic devices, including gaming consoles, media players, and audio/video receivers, providing a stable and consistent power source.
Test and Measurement Equipment: The power supply unit can be used in laboratories or workshops to power test and measurement equipment, oscilloscopes, and signal generators, ensuring accurate and reliable measurements.

The 16 Volt DC Switching Set Top Power Supply (2.5 AMP) from Unisys is a versatile and reliable power solution suitable for a wide range of applications. Its compact design, wide input voltage range, and safety features make it an excellent choice for powering various electronic devices and equipment in different settings.