This indicating bank buzzer is an accessory designed as an audible and signaling unit for custom assembly. It has a continuous or intermittent signal and its sound acoustic level is adjustable. It complies with EN/IEC60947-1, EN/IEC60947-4-1, EN/IEC60947-5-1, JIS C 4520, UL 508, CSA C22.2 No 14 standards. It is also dust, impact, high pressure washer, vibration and corrosion resistant thanks to its IP69, IP67, IP66 protection, making it ideal for operation in harsh environments.