5 x Coil Heads for Aspire Nautilus X Vape Tank Description Looking for some coil heads for your Aspire Nautilus X? Then you've come to the right place! We have an excellent value pack of 5 Coil Heads available for you to purchase. The coil heads are available in 1.8ohm resistance. The hard wearing design also means you'll get maximum wear out of the product. These coil heads are only suitable for Aspire Nautilus X tank.