Product Description Elevate your audio setup with our 100-265V 6P3P EL34 Low Noise Switch Power Supply, designed specifically for tube single-end preamplifiers. This power supply offers reliable performance and superior sound quality, making it ideal for medium power single-ended devices and small power push-pull machines. Key Features: Independent Filament and High Voltage: Ensures stable operation and minimizes interference between components. Wide Compatibility: Suitable for devices such as FU-7, 6P3P, EL34, and small power push-pull machines like 6P1, 6P14, 6V6, 6P6P, 6L6. High-Quality Sound: Delivers powerful bass, transparent alto, beautiful treble, and ultra-low background noise for an exceptional audio experience. Safety Features: Equipped with overcurrent, overvoltage, and short circuit protection to ensure safe use. Built-in Rectification Filter: No need for additional filtering capacitors when using, simplifying setup and modification. Compact Design: Easily integrates into your existing setup, with a design that aids in heat dissipation. Ensure proper ventilation and avoid placing in sealed enclosures. Specifications: Input Voltage: 100-265V Output: Filament: 6.3V 5A (designed for 8A) High Voltage: 300V, 300mA (designed for 350mA) Product Size: 10.3 x 6.6 x 3.5 cm Package Includes: 1 * Switch Power Supply Notes: For best performance, ensure the chassis is well-ventilated and avoid enclosing in small, sealed spaces. If modifying an old machine, remove original filtering capacitors and inductors. Upgrade your tube amplifier with our 100-265V 6P3P EL34 Low Noise Switch Power Supply and enjoy enhanced sound quality and reliable performance. Order now to experience the difference in your audio setup!