A server enclosure includes a power input terminal to receive power signals, a number of connection elements, a number of lead terminals, and a number of power output terminals. Each connection element includes a connection portion and two fixing arms extending from opposite ends of the connection portion. The connection portion is engaged with the power input terminal to receive the power signals and output the power signals to the two fixing arms. Each lead terminal includes a first connection portion fixed to one fixing arm along an extending direction of the fixing arm to receive the power signals and a second connection portion to receive the power signals. Each power output terminal is connected to one of the second connection portions to receive the power signals.