A new series of embedded automation computers is the UNO-1100H series. Along with the UNO-1140FH, UNO-1150GH, UNO-1150GHE, and UNO-1172AH, it has received the Class I, Division 2 (Group A, B, C, D) certification for use in hazardous locations. The UNO-1100H models are fanless DIN-rail mounted computers with a wide operating temperature range (up to 60°C). They are designed with a wide power input range, up to three Ethernet ports, and battery-backup SRAM to ensure reliability and security. The UNO-1100H series also comes with a selection of processors with different speeds and flexible expansion options including PCI-104, PC/104+, Mini PCI and Mini PCIe. Units can serve as reliable and robust PC controllers in various applications to fulfill the requirements of hazardous locations.