2D4P6AIPV3R-BU comes in a 305M box.

Please go to the website via the following links below and check under the Documentation Tab for more information.
Australia - https://www.clipsal.com/products/detail?CatNo=2D4P6AIPV3R&itemno=2D4P6AIPV3R-BU&backto=/search?q=2D4P6AIPV3R&tab-document-1=0
New Zealand - https://www.pdl.co.nz/products/detail?CatNo=2D4P6AIPV3R&itemno=2D4P6AIPV3R-BU&backto=/search?q=2D4P6AIPV3R&tab-document-1=0