A fuel filter for use in a vehicle, the fuel filter comprising: a housing defining an axial centre; and a fluid drain off system comprising: a switch ; a trigger device for the switch , the trigger device arranged in the housing of the fuel filter , wherein the switch is arranged to be selectively triggered by the trigger device upon fluid contaminant reaching a predetermined level; a float , movable together with the trigger device in response to a level of fluid contaminant, wherein the float comprises a portion radially spaced from the axial centre of the housing ; a fluid passage configured to be selectively opened in response to the triggering of the switch to allow fluid contaminants to be drained from the filter ; and a baffle comprising a guide radially spaced from the axial centre of the housing to guide the corresponding portion of the float , wherein the trigger device is incorporated inside the float at a radially central hub location of the float , wherein the float comprises multiple spokes, and wherein the trigger device is arranged at the axial centre of the housing , and a radially outer surface of the guide guides the float . a housing defining an axial centre; and a fluid drain off system comprising: a switch ; a trigger device for the switch , the trigger device arranged in the housing of the fuel filter , wherein the switch is arranged to be selectively triggered by the trigger device upon fluid contaminant reaching a predetermined level; a float , movable together with the trigger device in response to a level of fluid contaminant, wherein the float comprises a portion radially spaced from the axial centre of the housing ; a fluid passage configured to be selectively opened in response to the triggering of the switch to allow fluid contaminants to be drained from the filter ; and a baffle comprising a guide radially spaced from the axial centre of the housing to guide the corresponding portion of the float , wherein the trigger device is incorporated inside the float at a radially central hub location of the float , wherein the float comprises multiple spokes, and wherein the trigger device is arranged at the axial centre of the housing , and a radially outer surface of the guide guides the float . a switch ; a trigger device for the switch , the trigger device arranged in the housing of the fuel filter , wherein the switch is arranged to be selectively triggered by the trigger device upon fluid contaminant reaching a predetermined level; a float , movable together with the trigger device in response to a level of fluid contaminant, wherein the float comprises a portion radially spaced from the axial centre of the housing ; a fluid passage configured to be selectively opened in response to the triggering of the switch to allow fluid contaminants to be drained from the filter ; and a baffle comprising a guide radially spaced from the axial centre of the housing to guide the corresponding portion of the float , wherein the trigger device is incorporated inside the float at a radially central hub location of the float , wherein the float comprises multiple spokes, and wherein the trigger device is arranged at the axial centre of the housing , and a radially outer surface of the guide guides the float . <EOS>