What is the maximum current capacity of the 48V phantom power? Will it handle any microphone? Chris February 23, 2021 01:58 Updated Any Apogee product that includes microphone inputs with 48v phantom power is designed to handle loads up to a complete short, or 14.1 mA. This will properly power any microphone. Related articles Can I use my Apogee Firewire device through the USB or Thunderbolt ports on my Mac? Comments 0 comments Article is closed for comments.