for 1 second (the UPS will beep when 1 second has elapsed) to turn the UPS system ON. The green “ON/OFF” light 
will illuminate when the UPS system is ON.
for 1 second (the UPS will beep when 1 second has elapsed) to turn the UPS system OFF. The green “ON/OFF” light 
will cease to illuminate when the UPS system is OFF. The UPS system’s outlets and connected equipment will cease to receive AC power and the battery will cease to charge.
for 2 seconds.
will blink.
will illuminate continuously. In order to correct an overload, turn the UPS OFF and remove some of the attached equipment.
PRO550X specifications
The Tripp Lite PRO550X is a versatile and reliable power management solution designed to provide robust protection and efficient operation for your electronic devices. This compact inverter is particularly well-suited for those who require a dependable power source, whether for home use, outdoor activities, or during travel. Its powerful features and innovative technologies make it a top choice for both everyday users and more specialized applications.One of the standout features of the PRO550X is its ability to convert 12V DC power from a vehicle's battery into 120V AC power, allowing you to run a variety of household appliances and electronics while on the go. With a continuous output capacity of 550 watts, this inverter can power multiple devices simultaneously, making it ideal for camping trips, road trips, or emergency power needs. The peak output reaches up to 1100 watts, providing an extra surge of power for demanding appliances, such as refrigerator freezers or power tools.
The PRO550X is equipped with dual AC outlets, which means you can connect two devices at the same time. This feature is especially useful when you need to keep essential devices running without the hassle of constantly switching connections. Additionally, the inverter has a built-in USB port, allowing you to charge smartphones, tablets, and other USB-powered devices directly, adding to its versatility.
Safety is a top priority with the PRO550X, and it comes with several features designed to protect both the inverter itself and the devices connected to it. The device includes short circuit, overload, and overheating protection, ensuring reliable operation under various conditions. Additionally, the integrated cooling fan helps maintain optimal operating temperatures, preventing potential damage during prolonged use.
The construction of the PRO550X reflects its robust design, featuring a durable housing that is built to withstand the rigors of travel and outdoor use. Compact and lightweight, it can easily be stowed away in a vehicle or backpack without taking up significant space.
In summary, the Tripp Lite PRO550X is a powerful and versatile inverter that seamlessly combines functionality with portability. With its ability to convert DC power to AC for a variety of electronic devices, integrated safety features, and convenient charging options, it stands as a reliable choice for anyone in need of portable power solutions. Whether you're on the road, camping in the woods, or facing a power outage, the PRO550X meets diverse power needs with ease and reliability.