The invention concerns a system (11) and a funerary cell for the cremation of the deceased and exhumed bodies. The system is on wheels to be towed, to transfer in block and be used in any location. It comprises in combination a cremation chamber (13), an afterburner (18), one fumes/air exchanger (22), a fan (26) for the circulation of gaseous fluids and means of control of the process to be carried out, all installed on a lowered deck of a vehicle (12), in particular a semi-trailer, which can be connected up to a tractor.