ACNM7112SAX is a high heat-resistant surface-mount terminal type middle load relay designed for smart junction box (J/B) applications. It features a 1 Form A contact arrangement with a rated coil voltage of 12V DC and is capable of compact, high-capacity 30A load switching. The relay operates within an ambient temperature range of -40°C to +110°C and humidity range of 2% to 85% RH, with sealed protective construction for enhanced reliability. External dimensions are approximately 15.5mm x 11mm x 15.1mm, and it is supplied in tape and reel packing with reverse N.O. terminal direction in pull-out direction. Typical applications include defoggers, seat heaters, head lamps, fog lamps, and fan motors in automotive systems.