The series HSD15 with DC input voltage completes the range of primary switched MTM Power DIN rail modules. The devices offer an input voltage range of 20...72 VDC and allow efficient solutions for different applications where low power is needed. Their dimensions are 29.0 x 115.0 x 76.0 mm. The vacuum encapsulated modules offer an isolation of 3.3 kVrms between input and output and comply with the upto-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 HSD15 offers 15 W constant output wattage, is short circuit protected and needs no ground load.