Industrial Fanless PC with Intel® Celeron® J1900 Processor. The ECW-281B-BTi fanless embedded system is powered by Intel® Celeron® processor J1900. It is designed for harsh environment applications that require minimum installation space.The ECW-218B-BTi accepts a wide range of DC power input (9V - 36V), allowing it to be powered anywhere. One USB 3.0, three USB 2.0, two GbE, three RS-232, one RS-422/485, and one 8-bit DIO provide rich I/O option..