Welcome to TTI, Inc., we are Raychem's premier authorized distributor. Raychem Circuit Protection is the industry leader in circuit protection. Raychem’s mission is to be an indispensable supplier of innovative circuit protection solutions worldwide. Raychem develops, manufactures and markets a complete line of overcurrent and overvoltage circuit protection devices including: PolySwitch™ resettable devices, ESD protectors, surface mount fuses, SiBar™ thyristor surge protectors, GDT’s (Gas Discharge Tubes), and ROV’s (metal oxide varistors). Raychem Circuit Protection is a business unit of Tyco Electronics and has sales offices and manufacturing facilities worldwide to seamlessly support the global marketplace. Through this site you may search our huge inventory of Raychem's circuit protection products. Should you need additional assistance, our customer service team is ready to help at 1-800-CALL-TTI.