Motor control modules with multiple potted sub-modules, and associated systems and methods

A winch, comprising:

• a frame;
• a cable drum;
• a drive motor carried by the frame and operatively connected to the cable drum;
• and
• a motor control module carried by the frame and electrically connected to the drive motor, the motor control module comprising:
• a potted contactor module;
• a potted controller module at least partially nested inside the contactor module and mechanically connected to the contactor module;
• and
• one or more connectors positioned between and electrically connecting the contactor module and the controller module.

A method for assembling a motor control module, the method comprising:

• assembling a contactor module, comprising:
• positioning a contactor in a contactor housing;
• and
• disposing a first quantity of potting material into the contactor housing;
• assembling a controller module, comprising:
• positioning electrical components into a control housing;
• and
• disposing a second quantity of potting material into the controller module;
• and
• electrically and mechanically connecting the contactor module and the controller module.