Study shows that after two years of double-digit growth , the global market last year, electromechanical and solid state relays cut $ 125 million ( 3.6 percent ) fell to $ 3.35 billion .This is the first decline in sales since 2009 , when the market plunged more than 25 %. In contrast, the 2012 decline is smaller, shorter duration . IHS forecasts 2013 relay market will grow 5.2 percent to reach $ 3.54 billion .Europe, Middle East and Africa (EMEA) market last year, the largest decline, revenue fell 6.2% , while the Americas fell 2.9 %. Largest market reversal occurred in the Asia-Pacific region , in 2011 the amount of income surge more than 24 %, while in 2012 it declined by 2 %.In 2011 , domestic sales of relay manufacturers in Asia grew by more than 40%, which is much higher than the growth rate of recent years . However, with the 2012 industry market cooling , especially the decline in Chinese demand , so after some companies ushered in unprecedented growth to shrink up to 15% .Relay shrinking market will not last long. After the 2013 market recovery , EMEA and the Americas will remain 2% to 3 % growth , the Asia-Pacific region will remain 6% to 8 % growth . As of 2017 , the global relay will exceed $ 4.5 billion market .