NOS FEDERAL SIGNAL PA20A SIREN OUTPUT TRANSISTORS Start Price USD 28.50 Current Price USD 28.50 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Tuesday, November 11, 2008 End Time Monday, November 24, 2008 Location CLEVELAND See more about 'NOS FEDERAL SIGNAL PA20A SIREN OUTPUT TRANSISTORS' Description FOR YOUR CONSIDERATION IS A PAIR OF NEW OLD STOCK FEDERAL SIGNAL PA20 INTERCEPTOR SIREN OUTPUT TRANSISTORS MANUFACTURED BY MOTOROLA. FEDERAL SIGNAL PART NUMBER IS 125B403  -- TRY A WEB SEARCH AND SEE HOW HARD THEY ARE TO FIND  Click here to for a web search ! ! -- THESE ARE NEW OLD STOCK AND NEVER INSTALLED. THESE ARE ONE OF THE MOST COMMON PROBLEMS WITH THE OLD SIRENS, IF YOU SHORTED THE SPEAKER WIRES OR HAD YOU SPEAKER GO BAD THE OUTPUT TRANSISTORS WOULD BLOW OUT. THESE ARE NOT THAT EASY TO FIND ANYMORE, BUT I CAME ACROSS A SMALL GROUP OF THEM. THEY ARE EASY TO CHANGE YOU JUST NEED TO MAKE SURE YOU USE SOME HEAT SINK COMPOUND ON THE MICA INSULATORS WHEN YOU INSTALL THEM. THIS IS A FIXED PRICE LISTING SO YOU CAN JUST GRAB THEM IF YOU WANT THEM AND THEY ARE YOURS. PLEASE READ THE TERMS BELOW. IF YOU HAVE ANY QUESTIONS PLEASE DON'T HESITATE TO EMAIL ME I AM HAPPY TO HELP YOU ! HERE ARE THE TERMS:  PAYMENT IS BY MONEY ORDER ONLY I CAN SELL INTERNATIONAL FOR ADDITIONAL SHIPPING COST !  THESE ARE NEW. AS ELECTRONIC PARTS THERE IS NO WARRANTY. BESIDES ALL THAT....GOOD LUCK BIDDING.... Place a Bid!