The Heidemann 70409 bell button is a nickel-coated device designed for use with 24 V systems that can handle up to 1 A current. This durable doorbell component is ideal for residential or small commercial applications requiring reliable signalling. Its robust construction ensures long-lasting performance in various environments. https://elecena.pl/product/28930431/heidemann-70409-bell-button-nickel-coated-24v-1a 2025-06-10 https://elecena.pl/product/28930431/heidemann-70409-bell-button-nickel-coated-24v-1a 2026-08-27