The invention relates to a power electronics module for operating a hybrid module for a hybrid drive unit, said hybrid module includes an E-motor which can produce a drive torque of the hybrid drive unit. The power electronics module includes an E-motor connection on the power electronics module side which has a contact device on the power electronics module side which is connected to the power electronics module for directly connecting to a contact device on the hybrid module side provided on the hybrid module, of a hybrid module-sided E-motor power connection. The invention also relates to a hybrid module for a hybrid drive unit and to a method for mounting and/or assembling a hybrid module for a hybrid drive unit.