Rittal presents the PMC 12 compact, single-phase uninterruptible power supply, constructed as a double-converter. The device protects against outages and interference in the power grid. It is no more than 420 mm deep, making it suitable for use in thinner enclosures in industrial environments or for network rack applications. The PMC 12 compact is available in three output classes: 1 kVA, 2 kVA and 3 kVA. The UPS employs double conversion technology in accordance with EN-62040; the output volt-age and frequency are generated constantly and independently of the input. All units are network-capable and meet the classification code VFI-SS-111.