E3D have released a high temperature heat cartridge for hit endends. It is rated to over 500°C and is available in 12/24V and can run up to 65w.
They also released a number of mains powered heat beds with a max operation temperature of 200°C with a peak of 250°C.
They have also have an SSR switch to run the bed.
Link here. High Temperature Range | E3D Online (https://e3d-online.com/high-temperature-range)