PCE MERZ Power Distribution Board – 63 Amp 415V Three Phase to 1 x 63A 415V Three Phase (Pass Through), and 18 x 16 Amp 240V Single Phase Sockets. Stackable box design made with. Durable construction with clear window for access to circuit breakers. Compact event power distro with RCBO protection. Made in the UK, these. Heavy duty power distribution units are suitable for all industrial machinery, engineering, welding, event, marquee, catering, commercial, site power, workshop, and power distribution applications. We stock a comprehensive range of power distribution units with dozens of input and output configurations, including 400V three phase and 230V single phase, and 125A, 63A, 32A, 16A, and 13A connectors. Input: 63A 400V 5 Pin 3P+N+E Inlet. 1 x 63A 400V 5 Pin 3P+N+E Socket (Pass Through). 18 x 16A 230V 3 Pin 2P+E Sockets. 1 x 63A 4-Pole Type C MCB (protecting 63A 400V inlet). 30mA 2-Pole Type C RCBO (one per 16A 230V output).