Product Images Key Features of Busway Copper or Aluminium Conductors with Silver or Tin plated joint. Surfaces Extruded Aluminium Housing : Lightweight , yet able-to-withstand high fault currents. Wide range of Fittings & Plug-in Tap offs utilizing Current Limiting Breakers. Available in options of 3W, 4W with 50% E, 100% E Utilizing the Body & 200% Neutral for Projects with High Harmonic Loads. Approved by use by all Major Electricity Bodies in the KSA. Range between 225A - 6300A Copper Busways & 225A - 4000A Aluminium Busways. Meets the requirements of NEMA, UL857, IEEE, ANSI, IEC Standards.