Phoenix Contact 3211676 A knife-disconnect terminal block with a nominal voltage of 400V and a maximum current capacity of 20A features push-in connections, allowing for easy installation. The rated cross-sectional area is 2.5mm², but can accommodate smaller to larger sections between 0.14mm² and 4mm², depending on the application. Mounting options include NS35/7.5 and NS35/15, and the device is distinguished by its blue coloration.