The primary switched MTM Power DIN rail modules HSA15 have been designed as a universal compact power supply with AC and DC wide input ranges for worldwide applications in switching cabinets and allow an efficient, cost-saving solution for different tasks where low power is needed. Dimensions of the case are 29.0 x 115.0 x 76.0 mm. The power supplies are vacuum encapsulated, prepared for applications in Class 1 and/or 2 and comply to the Low Voltage Directive as well as to the up-to-date EN standards as regards CE conformity. Further features are rugged design, SMD-technology, automatic 100 % final test and 100-%-burn-in-test. The series HSA15 offers 15 W constant output wattage, is short circuit protected and needs no ground load.