I am not sure if I understand you question correctly.
If you want to know if there is hardware specifically for staking, no.

BUT, you can save a lot on energy and avoiding buying (expensive) hardware by using RaspberryPi or comparable hardware.
Very low power consumption, very small, fits in you pocket and you can let it run 24/7.
Absolutely worth to have a look at.
Something I will have do myself, also good to use as multimedia box.
Enough cpu power the handle most common apps.