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The relay module is the ideal device to allow the switching of higher voltages and / or larger currents on sensors with semi-conductor outputs. This is a requirement if e.g. modern sensors must be connected to older door drive controllers which need a potential free output contact and / or a higher breaking capacity.
We ship your order with PostNL. The following applies: if you order on Monday to Friday before 5 p.m. we will ship the same day. We offer various shipping options. You can choose one of the options during checkout.