The invention discloses a programmable intelligent load control circuit for smart home, which comprises a main control module, a display module and a power supply module, wherein the display module and the power supply module are both connected with the main control module. The programmable intelligent load control circuit further comprises a constant current module, a constant voltage module, a selection module, a digital-to-analog conversion module and a main power dissipation circuit, wherein the constant current module and the constant voltage module are both connected with the selection module, the selection module is connected with the main power dissipation circuit, the digital-to-analog conversion module is connected with the constant current module, the constant current module, the constant voltage module, the selection module and the digital-to-analog conversion module are all connected with the main control module, and the main control module, the display module, the constant current module, the constant voltage module, the selection module, the digital-to-analog conversion module and the main power dissipation circuit are all connected with the power supply module and are powered by the power supply module. The system is good in automation degree and stability, achieves the dynamic testing of the electrical performance of the smart home, and has a good market application value.