POWER SUPPLY SYSTEM FOR VEHICLE

A power supply system for a vehicle includes: a first power storage device (MB); a second power storage device (5); a voltage converter (6) performing voltage conversion between a first node (N1P) and a second node (N2P); a first switching unit (32) capable of connecting the first node to any one of the first power storage device and a third node (N3P); and a second switching unit (34) capable of connecting the second node to any one of the second power storage device and the third node. To the third node, a power supply device (9) is connected. Preferably, the power supply device includes a solar cell mounted on the vehicle.