A photoelectrochemical (PEC) module for performing water splitting, the PEC module comprising: a substrate ; a plurality of working electrodes arranged on the substrate ; and at least one second connector adapted to connect the plurality of working electrodes and adapted to conduct an electric current from each of the plurality of working electrodes wherein each of the working electrodes within the plurality of working electrodes comprises: a glass substrate ; a first conducting layer disposed on the glass substrate , wherein the first conducting layer is formed of at least one of an Indium Tin Oxide (ITO) and a Fluorine-doped Tin Oxide (FTO); a plurality of semiconductor layers disposed on the first conducting layer ; and a plurality of first connectors distributed across the first conducting layer , arranged at a distance equal to a width of each of the plurality of semiconductor layers wherein each of the first plurality of connectors is in electrical contact with the plurality of semiconductor layers and wherein the plurality of semiconductor layers is arranged adjacently to each other on the first conducting layer ; and a second conducting layer disposed on the first conducting layer , wherein the second conducting layer is adapted to adhere the plurality of first connectors on the first conducting layer . a substrate ; a plurality of working electrodes arranged on the substrate ; and at least one second connector adapted to connect the plurality of working electrodes and adapted to conduct an electric current from each of the plurality of working electrodes wherein each of the working electrodes within the plurality of working electrodes comprises: a glass substrate ; a first conducting layer disposed on the glass substrate , wherein the first conducting layer is formed of at least one of an Indium Tin Oxide (ITO) and a Fluorine-doped Tin Oxide (FTO); a plurality of semiconductor layers disposed on the first conducting layer ; and a plurality of first connectors distributed across the first conducting layer , arranged at a distance equal to a width of each of the plurality of semiconductor layers wherein each of the first plurality of connectors is in electrical contact with the plurality of semiconductor layers and wherein the plurality of semiconductor layers is arranged adjacently to each other on the first conducting layer ; and a second conducting layer disposed on the first conducting layer , wherein the second conducting layer is adapted to adhere the plurality of first connectors on the first conducting layer . a glass substrate ; a first conducting layer disposed on the glass substrate , wherein the first conducting layer is formed of at least one of an Indium Tin Oxide (ITO) and a Fluorine-doped Tin Oxide (FTO); a plurality of semiconductor layers disposed on the first conducting layer ; and a plurality of first connectors distributed across the first conducting layer , arranged at a distance equal to a width of each of the plurality of semiconductor layers wherein each of the first plurality of connectors is in electrical contact with the plurality of semiconductor layers and wherein the plurality of semiconductor layers is arranged adjacently to each other on the first conducting layer ; and a second conducting layer disposed on the first conducting layer , wherein the second conducting layer is adapted to adhere the plurality of first connectors on the first conducting layer . <EOS>