The GPA4812S-3 with Power Modules Isolated Module 1 36V 72V 3W 82% 1.5kVDC ThroughHole has a 22 x 12 x 9.5mm size and is manufactured by GTL-POWER. It is a high-efficiency, 48V input non-isolated DC/ DC converter. It has a wide 4:1 input voltage range of 36V-72V, 82% efficiency and an output voltage of 3W. The converter also has 1.5kVDC isolation and is RoHS compliant. It is tested for Hi-Pot, EMI, Thermal Shock, and Operating Temp to ensure reliable performance in all applications. The GPA4812S-3 is ideal for industrial, communication, and networking applications and is an excellent choice for applications where reliable, high-efficiency DC/DC power is required.