The EUC-120S490ST is an LED driver from Inventronics that supports a constant-voltage output of up to 120 watts. It has a built-in active PFC, a high-power factor of up to 0.96, and a 100-277VAC input voltage range. It has a wide range of adjustable output options, offering both 0-10V, and 10V pulse width modulation (PWM) dimming, as well as having a built-in daylight-harvesting function that allows the wattage to be adjusted based on the amount of light in the environment. It is IP-67 rated, meaning it is dust and waterproof, and is suitable for both indoor and outdoor applications. It features built-in thermal and overload protection, making it safe and reliable. Furthermore, it is a fully isolated product, meaning safe installation and operation, while also conforming to EN 61347-1 and EN 61347-2-13 standards.