Eaton Interface Modules Sounder 609674 - Eaton 198271, The Eaton sounder M22-AMC-AM measures 29.7 mm in diameter and 11.5 mm in height, featuring a sleek black finish. Designed for reliability, it serves as an effective audio signalling device in industrial applications. This compact, piezoelectric sounder is ideal for control panels and alert systems. Eaton 198271 Sounder M22-AMC-AM Ø29.7xH11.5mm Black 1pc