2
Cost friendly data backup
(kbin.social)
All things selfhosting and homelab related Resources: - https://github.com/awesome-selfhosted/awesome-selfhosted - https://github.com/awesome-foss/awesome-sysadmin
Hetzner.com Storage Box might be worth looking into. I have no personal experience with it yet but I'm considering it.
5TB is about 13€/month. You get 20 Snapshots for data safety. It supports a lot of protocols like cifs and rclone which makes it possible to mount as a network drive and encrypt remote backups with rclone crypt.