Thanks for the question! Based on your request for an "aircraft portable power cut", I searched PriceCheck and unfortunately didn't find any results specifically for aircraft power. However, some portable power stations like the EcoFlow Delta 2 and River 2 Max may suit your needs. Both are very powerful lithium stations with large battery capacities of 1024WH and 512WH respectively. They can charge devices, run appliances, and include 500W solar charging ports to top up on the go. The Delta 2 in particular can output a massive 1800W, making it a heavy-duty portable option. Hope this gives you a starting point in your search! Let me know if you need any other recommendations.