What would be the replacement part for the 4BB5/26.
21501 for a 12 module and a 21503 for the 24 module. these are a Schneider part which is equivalent to the 4bb5/26
Clipsal’s range of busbars are available in 63A - 250A versions and have been specifically designed to make installations quicker and easier.
Please see following link for further information and complete range. http://www.clipsal.com/Trade/Products/ProductDetail?catno=4BB5/26