Do I need multiple AirFlex smart thermostats if I have more than one split system?

Do I need multiple AirFlex smart thermostats if I have more than one split system?

Yes, you will need one AirFlex Smart Thermostat per split system air conditioner unit to ensure each unit can be individually controlled and optimised.

You can purchase bundles with discounts for your second and third AirFlex device:
https://village.energy/collections/energy-management-bundles