What is the max pass-through wattage this can pass through to the Macbook? John January 21, 2019 00:40 Updated Follow A. This hub's USB-C port has a max pass-through charge of 29W. Related articles What Macbook is this compatible with? Quick Guide Can I use this product on my 13 inch Macbook Pro ? What is the max pass-through wattage for the Type-C Port? FAQ Comments 0 comments Please sign in to leave a comment.