ARS15Y12 is a 1 Form C miniature high-frequency relay designed for RF and microwave switching applications. It features a 50O impedance with 12V DC rated voltage, surface-mount Y-layout terminal configuration, and is capable of handling up to 10W of RF power at 3 GHz with a maximum VSWR of 1.40. The relay has a coil resistance of 360O and rated operating current of 33.3 mA, with contact resistance of 100 mO (initial) and gold-plated contacts rated for 1W at 3 GHz. With a compact miniature design measuring 14.0 × 8.6 × 7.2 mm and excellent high-frequency characteristics, this relay is ideal for broadcasting equipment, mobile phone base stations, antenna switching, and measurement equipment requiring reliable RF signal routing.