The present disclosure relates to a modular skin treatment device. The modular skin treatment device includes a console with a fluid source and a vacuum source. The console is configured to couple with a dermabrasion handpiece that includes a fluid conduit and a waste conduit. The dermabrasion handpiece is configured to deliver a treatment fluid from the fluid source to a skin surface via the fluid conduit and remove debris from the skin surface to the vacuum source via the waste conduit. The console is also configured to couple with a thermal-conditioning handpiece that includes one or more thermoelectric components. The thermal-conditioning handpiece is configured to selectively heat or cool the skin surface using the one or more thermoelectric components.