Mersen MPDB67401

The UL1953 Power Distribution Block is designed to facilitate safe cable splicing, enabling the distribution of primary power into secondary circuits while adhering to stringent electrical codes. This block is compliant with UL508A and the National Electrical Code®, ensuring reliable performance in feeder and branch circuit applications.

This model supports a maximum operating temperature of 80 °C and is rated for both AC and DC voltages up to 1000 V. The short circuit ratings vary across classes, with up to 400 kA for Class J, ensuring robust protection in demanding environments.

Constructed from glass-filled polycarbonate, the insulators are designed for durability. The optional polycarbonate safety covers enhance safety by providing dead-front protection and include test probe holes for circuit verification. The product line includes features such as optional adder poles for increased versatility, allowing users to customize primary and secondary wire configurations without tools.

With a primary and secondary wire range of 500-#4 and standard tin-plated aluminum connectors, this distribution block is engineered for ease of installation and compatibility with both aluminum and copper wiring. The direct screw mounting installation method simplifies setup, making it suitable for various applications in electrical distribution systems.