A busbar trunking system is an alternative to traditional cable-based distribution. It is a more clean & reliable distribution system for factories, high-rise buildings, large commercial facilities etc. According to the. Low Voltage Busbar Trunking System (a. 50 - ₹ 90,500 / Meter Get Latest Price Tell Us What are you looking for? Will call you back Supplier of Busbar System - Buy Busbar Trunking System (Bbt) offered by Transpower Engineering Limited from. Busbar trunking system in compact design is the most efficient, safe and ideal system for electricity supply to industrial installations and high rise structure. All the conductor of Lighting BBT & Trolley are Copper. Offering option (Aluminum & Copeer) for only Power BBT ranges from 250A to 6300A. We specialize in the design, supply, installation, and maintenance of modern BBT solutions that ensure safe, reliable, and efficient. The Busbar Trunking System (BBT) is a versatile and efficient electrical distribution infrastructure designed to meet the demands of modern industrial and commercial facilities.