Significant Customers (Tables)

6 Months Ended

Jun. 30, 2014

Revenues attributable to sales to major customers

For the three and six months ended June 30, 2014 and 2013, the percentage of the Company’s revenues attributable to sales made to these customers was as follows:



		Three Months Ended				Six Months Ended
	Segment	June 30,				June 30,
		2014		2013		2014		2013
Avnet	IIoT	16.5	%	12.4	%	16.7	%	12.5	%
Telvent	Grid	10.5	%	17.9	%	7.2	%	20.0	%
Goerlitz	Grid	9.9	%	4.3	%	5.6	%	3.4	%
Ubitronix	Grid	7.2	%	10.7	%	7.8	%	11.7	%
Enel	IIoT	2.8	%	16.9	%	6.0	%	12.2	%
Duke	Grid	1.8	%	6.3	%	4.6	%	7.8	%
Total		48.7	%	68.5	%	47.9	%	67.6	%