Freeport Semiconductors and Related Devices Mfrs 64 Commercial St Semitronics manufactures Thyristors and SCR's, Inverters and IGBT's, Diodes and Rectifers, Custom Semiconductors and Hybrids plus Solid State Relays and triacs and transistors plus power mosfets. Freeport NY Semiconductors and Related Devices Mfrs Intex Co www.semitronics.com power mosfets Alloy Thyristors SCR's Inverters IGBT's Diodes and Rectifers Custom Semiconductors Hybrids Solid State Relays triacs and transistors power mosfets Alloy Thyristors SCR's Inverters IGBT's Diodes and Rectifers Custom Semiconductors Hybrids Solid State Relays triacs and transistors Business Reviews Intex Co Testimonials