GSM Medical Adapters MEAN WELL GSM Series AC-DC Medical adapters are available in 6W to 160W devices that offer a variety of plug-in configurations to suit different application needs. GSM adapters offer high efficiency and low leakage current. Other GSM Series features include medical safety approvals (2 x MOPP between primary and secondary), no load power consumption <,0.1W, fully enclosed plastic case, and protections for short circuit, overload, and over voltage. These MEAN WELL devices are ideal for any electrical system that has a low 'no load power consumption' requirement.