Power adjustable wind power cabin PTC heater

The utility model discloses a PTC heater, and particularly relates to a power adjustable wind power cabin PTC heater, belonging to the technical field of wind power cabin heating equipment. The power adjustable wind power cabin PTC heater includes at least two PTC heating units, each PTC heating unit forms at least one group of PTC heating power set, PTC heating units in the same PTC heating power set are in parallel connection, and at least one PTC heating unit and/or at least one group of heater power set are/is provided with a power switch. The power adjustable wind power cabin PTC heater is adjustable in heating power, can prevent the PTC heater from generating short-time large current when the PTC heater performs power-on starting at a normal temperature, and reduces impacts on the power switch even an electrical network. Meanwhile, the adaptability of the PTC heater to heating environment can be improved.