A pallet lifter for raising and lowering a pallet. The pallet lifter includes a pallet platform, a lifting frame that supports the pallet platform, and a movement mechanism that controllably causes the pallet platform to raise and lower. The pallet platform includes a top surface designed to support a pallet, two side walls and a back wall. The lifting frame includes two sets of legs. One end of one or both of the two legs of each set of legs is moveable along a longitudinal axis of the pallet platform as the pallet platform is raised and lowered. The movement mechanism includes a motor and a threaded rod. The electric motor is designed to cause the threaded rod to rotate in a clockwise and counterclockwise direction to cause said pallet platform to raise and lower.