UNINTERRUPTIBLE POWER SUPPLY SYSTEM

An uninterruptible power supply system includes: a group of electrical components that constitute the uninterruptible power supply system and are disposed in a first block of the housing; the other group of electrical components that constitute the uninterruptible power supply system and are disposed in a second block of the housing; and a partition structure disposed adjacent to an exhaust side of the second block to adjust an air flow flowing through the first block and the second block.