Nautilus 2 Pre-installed a 0.7ohm coil, an extra 1.8ohm Nautilus BVC coil, users can use the Nautilus BVC 1.6ohm coil and the triton mini 1.8ohm coil on the Nautilus 2 tank.

Nautilus 2S 0.4ohm coil, triton mini 1.2ohm and 0.15ohm coils, Nautilus AIO 1.8ohm(NS) coil are not compatible with Nautilus 2 tank, as the airflow of the Nautilus 2 tank is unsuitable for these coils.