The following components and accessories are included with the Kärcher FC 8 Smart Signature Line:

- FC 8 Smart Signature Line Hard Floor Cleaner: The appliance itself, which is designed for cleaning hard floor coverings.
- 2 pairs of universal rollers: Two pairs of yellow universal microfibre rollers suitable for cleaning all types of hard flooring and machine washable up to 60°C.
- RM 536 Universal Floor Cleaner 30 ml: A universal floor cleaner for cleaning hard floor coverings.
- Docking and cleaning station: A station on which the appliance can be parked and cleaned, including a self-cleaning function for the tubes and rollers.
- Charger: A charger for the appliance's lithium-ion battery.
- Cleaning brush: A brush for additional cleaning of the appliance and its components.
- App connection via Bluetooth: The option to control the appliance via an app and configure various cleaning modes.
- LCD display: An LCD display on the handle of the appliance that shows step-by-step instructions and warnings.