The Teltonika PR320EUA is a 250-watt ATX power supply specifically designed for the TSW200 series, featuring an 80 Plus efficiency certification and a 2-pin power connector. This power supply delivers stable and reliable electrical energy to compatible computer systems, focusing on energy efficiency and consistent performance. The 80 Plus certification indicates that the device operates at a minimum efficiency of 80 percent at 20, 50, and 100 percent of its rated load, reducing energy waste and heat generation. With dimensions of approximately 150 mm in width, 86 mm in height, and 140 mm in depth, it fits into standard ATX-compatible computer cases. The unit weighs about 1.2 kg, making it a substantial yet manageable component for system builds. It operates within a temperature range of 0 to 40 degrees Celsius, ensuring reliable performance in typical indoor environments. The 2-pin power connector is compatible with standard European outlets, allowing for easy installation. This power supply is designed for durability, with components selected for long-term reliability during continuous operation. It includes standard ATX power connectors for the motherboard, processor, and peripherals, supporting typical desktop computer configurations. The device features over-voltage protection, under-voltage protection, over-current protection, and short-circuit protection mechanisms to safeguard connected hardware. The fan-cooled design maintains optimal operating temperatures during use, while noise levels remain within reasonable limits for office or personal spaces. The Teltonika PR320EUA is a practical choice for users seeking a replacement or upgrade power supply for TSW200 series systems, combining power delivery with energy efficiency in a compact ATX form factor.