The invention relates to intelligent irrigation equipment, a system and a method. The equipment comprises a wireless receiving-transmitting unit, a wireless radio frequency processor, an electricity taking unit and a relay control unit, wherein the wireless receiving-transmitting unit is used for being in wireless connection with a gateway and receiving irrigation signals; the wireless radio frequency processor is used for conducting signal processing on the irrigation signals and generating control signals; the electricity taking unit is used for conducting voltage regulating and smoothing on electric supply and supplying power to the wireless radio frequency processor and the relay control unit; the relay control unit is used for conducting connection and disconnection according to the control signals. Compared with the prior art, the intelligent irrigation equipment, system and method are convenient to control, not prone to environmental influence and stable in performance.