Board assembly and air conditioner including the same

An air conditioner comprising:

• a control board including:
• a baseboard, and
• a heating element coupled to the baseboard;
• a case in contact with the control board, the case accommodating the heating element and including an insulating member;
• a cooling module to cool the heating element;
• and
• a fastening member;
• a shielding sheet;
• wherein the case is fixed to the cooling module by the fastening member so that the heating element is adjacent to the cooling module, and
• the insulating member is located between the fastening member and the heating element so as to prevent a current flowing along the fastening member from flowing into the heating element,
• a case opening facing the cooling module is formed in the case, and
• the heating element includes a contact member disposed toward the cooling module through the case opening while the heating element is inside the case,
• wherein the shielding sheet is disposed between the contact member and the cooling module so as to prevent a current from flowing between the contact member and the cooling module.