Please contact us for the best price and delivery time of Beckhoff IL2301-B520 Coupler Box, 4-channel digital input + 4-channel digital output, DeviceNet, 24 V DC, 3 ms, 05 A, M8. We will submit your offer to you as soon as possible. You can contact us within the IL2301-B520 coded product or any product belonging to the Beckhoff brand.