Upgrade your setup with Salcon 8 Transistor Mono 400W Amplifier Board with Supply (900) is a high-performance audio solution designed for powerful and clear sound output in both home and outdoor environments. Delivering an impressive 400 Watt RMS high power output, this mono amplifier board is built using premium Toshiba 2SC5200 / Toshiba 2SA1943 transistors, ensuring excellent sound clarity, stability, and durability even under heavy load conditions. It operates efficiently on a 45-0-45V to 50-0-50V AC input supply (8–10 Amp), making it suitable for high-power DIY audio setups, PA systems, and speaker projects. The built-in preamp supply simplifies installation and reduces the need for additional components, making it user-friendly for beginners and professionals alike. With a compact yet robust design (20 x 9.5 x 8.8 cm, 720g), this amplifier board is ideal for custom audio builds, subwoofer setups, and outdoor sound systems. Whether you’re upgrading your sound system or building a powerful amplifier from scratch, this Salcon mono board offers reliability, high output performance, and easy integration for superior audio experience.