Features High-Quality Material: Constructed from premium aluminum alloy, providing excellent rust and corrosion resistance, ensuring a and long-lasting performance. Efficient Cooling System: Equipped with both free air convection cooling and fan cooling modes, ensuring optimal temperature control and efficient . Enhanced Safety Features: Includes short circuit protection and over-temperature protection, ensuring a safe and reliable for industrial and household equipment. Easy Installation: Designed for easy and convenient installation, although professional installation by a qualified electrician is highly recommended for optimal performance. Wide Application: Suitable for a wide range of applications including LED display screens, household and industrial equipment, monitoring equipment, and industrial automation machinery. Features: 1、Made of high quality aluminum alloy material, which has good rust resistance and corrosion resistance, solid and to use. 2、With free air convection cooling and fan cooling mode. 3、It has short circuit protection and over temperature protection, safe and reliable to use. 4、Easy and convenient to install, but professional installation by qualified electrician is highly recommended. 5、Widely applicable for LED display screen, light, household equipment, industrial equipment, monitoring equipment, industrial automation machinery, industrial control system, electromechanical equipment, electronic instrument, etc. Specification: Features: 1. Made of high quality aluminum alloy material, which has good rust resistance and corrosion resistance, solid and to use. 2. With free air convection cooling and fan cooling mode. 3. It has short circuit protection and over temperature protection, safe and reliable to use. 4. Easy and convenient to install, but professional installation by qualified electrician is highly recommended. 5. Widely applicable for LED display screen, light, household equipment, industrial equipment, monitoring equipment, industrial automation machinery, industrial control system, electromechanical equipment, electronic instrument, etc. Specification: Condition: 100% Brand New Housing Material: Aluminium Alloy Color: As Pictures Shown Input: AC110V - 220V 50/60Hz Output: DC 12V 21A Power: 250W Model: S-250W-12 Cooling Mode: Free air convection cooling/fan cooling Protection: Short circuit protection, over temperature protection Package List: 1 * Switching Power Supply Package List