This Progressive Industries EMS PT50X Portable 50 Amp EMS RV Surge Protector in black is a must-have for any RV, trailer, or camper owner. It offers reliable and safe protection against electrical surges and spikes, ensuring that your devices and appliances stay safe and secure.With its compact and lightweight design, this surge protector is easy to install and use, and can be taken on the go wherever you go. Its brand, Progressive Industries, is known for producing high-quality and durable electrical protection products, and this surge protector is no exception. It comes with a manufacturer part number of EMS-PT50X and is part type surge protector.