Suspended lighting device (1a-1e) comprising a suspension cable and a plurality of lighting modules (2a-2h), wherein a first module is hung on the cable and a second module is supported by the first module and is electrically connected to said first module, - wherein each module comprises: i) a body extending along a main axis having a rectilinear, curvilinear or mixed configuration, wherein the body comprises an opaque casing and a transparent casing (30"), extending along said main axis Z and engaging reciprocally along said main axis to form a housing within the body; ii) a light source comprising an LED strip, housed in said housing within the body, along said main axis; iii) a connecting mechanism adapted to engage reciprocally with a connecting mechanism of the other module, adapted to connect the first and the second module electrically and mechanically, - and wherein at least one of the plurality of lighting modules is closed, i.e. has a closed curve configuration, said closed module comprising a first end section and a second end section (8") separable for connecting in series said module to another module, wherein the lighting device comprises a coupling mechanism comprising engaging means adapted to mechanically engage the first end section and the second end section (8") to re-establish the structural continuity, and characterized by the fact that A) said coupling mechanism comprises a seat on the first end section and a band that surrounds it, in which a hole is made for a set screw, and an attachment element on the second end section (8"), for example the head of a screw, protruding and adapted to be received in the seat of the first end section, or B) said coupling mechanism is magnetic or includes a bayonet coupling between the first end section and the second end section (8"). - wherein each module comprises: i) a body extending along a main axis having a rectilinear, curvilinear or mixed configuration, wherein the body comprises an opaque casing and a transparent casing (30"), extending along said main axis Z and engaging reciprocally along said main axis to form a housing within the body; ii) a light source comprising an LED strip, housed in said housing within the body, along said main axis; iii) a connecting mechanism adapted to engage reciprocally with a connecting mechanism of the other module, adapted to connect the first and the second module electrically and mechanically, i) a body extending along a main axis having a rectilinear, curvilinear or mixed configuration, wherein the body comprises an opaque casing and a transparent casing (30"), extending along said main axis Z and engaging reciprocally along said main axis to form a housing within the body; ii) a light source comprising an LED strip, housed in said housing within the body, along said main axis; iii) a connecting mechanism adapted to engage reciprocally with a connecting mechanism of the other module, adapted to connect the first and the second module electrically and mechanically, - and wherein at least one of the plurality of lighting modules is closed, i.e. has a closed curve configuration, said closed module comprising a first end section and a second end section (8") separable for connecting in series said module to another module, A) said coupling mechanism comprises a seat on the first end section and a band that surrounds it, in which a hole is made for a set screw, and an attachment element on the second end section (8"), for example the head of a screw, protruding and adapted to be received in the seat of the first end section, or B) said coupling mechanism is magnetic or includes a bayonet coupling between the first end section and the second end section (8").