Thermal regulation device, and charging device comprising a thermal regulation device

A thermal regulation device, in particular a cooling device, for an electrical component that is liable to release heat during operation, in particular for an electrical energy storage module, this device having a first plate and a second plate, which is assembled with the first plate, each being delimited by edges, in order to form together a plurality of circulation channels for a heat transfer fluid, in particular a refrigerant fluid, the plurality of channels defining a channel zone, at least one of the plates being pressed in order to form a portion of the walls of the channels, the assembly of the two plates being carried out by transmission laser welding at the walls of the channels,

• the device being wherein a zone defining at least partially the perimeter of the channel zone comprises an assembly means different from transmission laser welding, the different assembly means is selected from among filler wire laser welding, adhesive bonding, friction stir welding, or a combination thereof.