Device for tempering a plurality of components of a vehicle and vehicle system

The device (110) has two heat exchangers (121,122) having coolant inlets and coolant outlets, where the coolant outlet of the former heat exchanger is connected with the coolant inlet of the latter heat exchanger and the coolant outlet of the latter heat exchanger is connected with the coolant inlet of the former heat exchanger to form a closed refrigerant circuit. Multi-way valves (131-135) for coolant are provided with input terminals connected to the coolant outlets of the heat exchangers.