The term "electrical device appliances" is a bit redundant, as all appliances are, by definition, electrical devices. It's likely used to emphasize that the appliances in question are powered by electricity.

Here's a breakdown:

* Electrical device: Any device that uses electricity to function. This can include anything from simple devices like a light bulb to complex systems like computers.

* Appliance: A device designed for a specific household or industrial task, typically powered by electricity. Examples include refrigerators, washing machines, ovens, and vacuum cleaners.

Therefore, "electrical device appliances" essentially means "appliances that are powered by electricity".

It's more common to simply use the term "appliances" or "electrical appliances" to refer to these devices.

Do you have a specific context in mind when you used this phrase? Knowing the context might help me understand your intention better.