A closure device, comprising a first closure part, which includes a first plug-in portion and a first magnet arrangement, a second closure part, which includes a second plug-in portion and a second magnet arrangement, and a housing module, which includes two plug-in openings (200, 201), a third magnet arrangement and an actuating assembly, wherein for connection with the housing module the first closure part with the first plug-in portion and the second closure part with the second plug-in portion can each be plugged into one of the plug-in openings (31, 41) by magnetic attraction of the first magnet arrangement with the third magnet arrangement and by magnetic attraction of the second magnet arrangement with the third magnet arrangement and in a closed position are positively connected with the housing module, wherein the actuating assembly can be actuated for releasing the first closure part and the second closure part from the housing module, wherein the actuating assembly includes a blocking element which includes blocking portions (241, 242), which in the closed position are positively connected with the first plug-in portion of the first closure part and with the second plug-in portion of the second closure part, wherein the actuating assembly includes an actuating element actuatable by a user, wherein upon actuation of the actuating element of the actuating assembly the blocking element is moved jointly with the actuating element and can be adjusted relative to the actuating element when the first closure part and the second closure part are each plugged into one of the plug-in openings (200, 201), characterized in that the blocking element is spring-biased with respect to a housing portion of the housing module via a first spring element, and the actuating element is spring-biased with respect to the housing portion of the housing module via a second spring element, wherein the first spring element and the second spring element have different spring constants. a first closure part, which includes a first plug-in portion and a first magnet arrangement, a second closure part, which includes a second plug-in portion and a second magnet arrangement, and a housing module, which includes two plug-in openings (200, 201), a third magnet arrangement and an actuating assembly, wherein for connection with the housing module the first closure part with the first plug-in portion and the second closure part with the second plug-in portion can each be plugged into one of the plug-in openings (31, 41) by magnetic attraction of the first magnet arrangement with the third magnet arrangement and by magnetic attraction of the second magnet arrangement with the third magnet arrangement and in a closed position are positively connected with the housing module, wherein the actuating assembly can be actuated for releasing the first closure part and the second closure part from the housing module, wherein the actuating assembly includes a blocking element which includes blocking portions (241, 242), which in the closed position are positively connected with the first plug-in portion of the first closure part and with the second plug-in portion of the second closure part, wherein the actuating assembly includes an actuating element actuatable by a user, wherein upon actuation of the actuating element of the actuating assembly the blocking element is moved jointly with the actuating element and can be adjusted relative to the actuating element when the first closure part and the second closure part are each plugged into one of the plug-in openings (200, 201), characterized in that the blocking element is spring-biased with respect to a housing portion of the housing module via a first spring element, and the actuating element is spring-biased with respect to the housing portion of the housing module via a second spring element, wherein the first spring element and the second spring element have different spring constants.