A laser safety control system, comprising: a power source module directly coupled to an AC source , the power source module including: a galvanically isolated DC/DC converter with an output capacitor , wherein the output capacitor is located downstream from the DC/DC converter , and a safety mechanism comprising a safety controller configured to control the operation of the power source module in response to alarm signals from respective external and internal safety-related sensors and which is operative to: switch the power source module between a normal operating regime, in which a DC output of the power source module has a high voltage, and a safe regime, in which the DC output has a low voltage lower than the high voltage, and discharge the output capacitor , which is located downstream from the DC/DC converter; and a laser module including a high power fiber laser system and a laser pump system which receives the DC output, wherein the low voltage is lower than an emission threshold of the laser pump system, wherein the safety mechanism is configured with first and second safety channels which operate independently from one another and each are configured with: a shutdown circuit for switching the power source module from the normal operating regime to the safe regime, and a discharging circuit operative to discharge the output capacitor to a voltage below a desired threshold in the safety regime. a power source module directly coupled to an AC source , the power source module including: a galvanically isolated DC/DC converter with an output capacitor , wherein the output capacitor is located downstream from the DC/DC converter , and a safety mechanism comprising a safety controller configured to control the operation of the power source module in response to alarm signals from respective external and internal safety-related sensors and which is operative to: a galvanically isolated DC/DC converter with an output capacitor , wherein the output capacitor is located downstream from the DC/DC converter , and a safety mechanism comprising a safety controller configured to control the operation of the power source module in response to alarm signals from respective external and internal safety-related sensors and which is operative to: switch the power source module between a normal operating regime, in which a DC output of the power source module has a high voltage, and a safe regime, in which the DC output has a low voltage lower than the high voltage, and discharge the output capacitor , which is located downstream from the DC/DC converter; and a laser module including a high power fiber laser system and a laser pump system which receives the DC output, wherein the low voltage is lower than an emission threshold of the laser pump system, wherein the safety mechanism is configured with first and second safety channels which operate independently from one another and each are configured with: a shutdown circuit for switching the power source module from the normal operating regime to the safe regime, and a discharging circuit operative to discharge the output capacitor to a voltage below a desired threshold in the safety regime. a shutdown circuit for switching the power source module from the normal operating regime to the safe regime, and a discharging circuit operative to discharge the output capacitor to a voltage below a desired threshold in the safety regime. <EOS>