The ICO100-839 from Axiomtek is a DIN-rail fanless embedded system designed for IoT gateway solutions. The super compact embedded computer is built around the high performing but low-powered Intel Atom x5-E3930 and Celeron N3350 processors. The system supports 1x DDR3L SO-DIMM slot with up to 8GB of memory whilst connectivity is via 2x COM ports, 2x USB 2.0. 1x GB LAN, 1x VGA and 1x DIO. The ICO100-839 is also equipped with 2x PCI Express Mini Card slots, one for mSATA storage and the other enabling 3G/GPRS/Wi-Fi connections. This compact unit is rugged and able to withstand temperatures between -20°C to 70°C, vibration up to 2G and has a wide power range intake of 12V-24V DC. Initial feedback from the field has been impressive as this DIN rail system provides great performance for the price.