The PL22SBZK110 is a panel-mounted buzzer device designed for industrial control panels, equipment indicator panels, and status alarm applications. It features a 22mm diameter housing with interrupted sound operation and produces a sound volume of 95dB at 10cm distance, with a current consumption of 20mA. The device operates at 110VAC/DC with a rated insulation voltage of 500VAC and an impulse withstand voltage of 2500VAC at 50Hz for 1 minute. It maintains continuous operating life of at least 100 hours and operates reliably across a temperature range of -25°C to +70°C. The buzzer is approved to cULus and CE standards, making it suitable for demanding industrial environments where reliable audible alarm indication is required.