The Delta Amplon RT 15000 VA/15000W UPS offers versatile power protection suitable for both rack and tower configurations. Designed to operate in either a 3:3 or 3:1 phase setting, this unit does not include internal batteries but requires a minimum of two External Battery Modules (EBMs) to function effectively. Please note, the installation of this UPS necessitates the RAIL KIT IS 3915100011. Its dimensions are 440W x 760D x 88.2H (mm), with a weight of 22.5kg, making it a compact yet robust choice for your power backup needs.