The Marathon/Kulka 621-RZ-02PSB terminal block is a high-quality component designed for reliable electrical connections in commercial appliances and industrial equipment. Its closed-back design provides enhanced safety and security, preventing accidental contact with conductors. Rated for 20 amps and 600 volts, this terminal block is suitable for a wide range of applications. It is UL Listed and CSA Certified, ensuring compliance with industry standards. The block utilizes brass, tin-plated contacts, a glass-filled polycarbonate insulator base, and stainless steel drive screws for durability and performance. Mounting hardware is suggested at #6 fastener, torque to 10-15 in. lbs.