From Revolut's side, There is a £5,000.00 monthly limit for transfers with “Add Money in One Tap”. However, you can set up transaction and monthly limits in-app that falls under the upper limit set, any transfers exceeding the set limit will have to go through the usual Easy Bank Transfer method and will have to be approved on your external bank site. For more information, please check 'How do I set the limits for “Add Money in One Tap”?' FAQ
Even though we have a set limit of £5,000.00 for these type of transfers, it's possible that additional transfer limits might be implemented by your bank. Please reach out to your bank for more information.