t Product FAQs Find answers to most common questions in our FAQ database Warranty Registration Register your product for warranty validation and support. i Product Manuals Download digital manuals for our various different products. FEATURED PRODUCTS SI-11X Electronic CDI SAI 340 Quattro STX 360R STX 360 Sentinel STX 165 Panel Mounted Transponder SAC 7-35 Air Data Computer SR263 Switching Relay SA 24 Diode Isolation SA 15 Logic Converter SA 3 / SA 3L / SA 3NVG Annunciator Driver ST26 Tach Generator Adapter ARINC 407 to ARINC 429 Converter SAI 340 QUATTRO