KL422057 is a TRV 4B series DIN rail terminal block designed for secure electrical connections in industrial applications. This terminal block features a maximum load current of 32 A with 6 mm wire capacity and is constructed with PA (polyamide) insulated material. The product is certified with c-ULus and CE approvals, ensuring compliance with international safety standards. It is available in orange color and is suitable for control panel wiring and industrial automation systems where reliable connections are required.