Water heater outdoor unit and heat pump water heater

The utility model provides a water heater outdoor unit and a heat pump water heater, and the water heater outdoor unit comprises an outdoor unit main body and a heat absorbing plate; the outdoor unit body comprises a shell, a fan and an evaporator, the fan and the evaporator are located in the shell, the surface of one side of the evaporator is exposed out of the shell, the fan is arranged close to the evaporator, one end of the heat absorption plate is rotationally connected to the shell, and the heat absorption plate has a closed state and an unfolded state. In a closed state, the heat absorbing plate covers at least part of the exposed surface of the evaporator; in the unfolded state, the included angle between the heat absorbing plate and the shell is not zero. According to the water heater outdoor unit and the heat pump water heater, the working time of the draught fan can be shortened, the energy consumption of the draught fan is reduced, and the energy efficiency of a product is improved. 本申请提供一种热水器室外机