The Heidemann 70722 Bell button is a high-quality doorbell component designed for use with 24 V/1 A systems. It features dual bell buttons, making it suitable for installations requiring multiple access points. Typical applications include residential or office door entry systems. https://elecena.pl/product/28602266/heidemann-70722-bell-button-2x24v-1a-single-unit 2025-05-06 https://elecena.pl/product/28602266/heidemann-70722-bell-button-2x24v-1a-single-unit 2026-06-17