Zhengzhou someone selling DC power supply? [Zhengzhou] Hanson Radio Communications Equipment Co., Ltd. Sales Department: Zhujing 18939564786 able to provide a stable load DC power electronic devices. DC power supply AC power supply mostly, when the AC power supply voltage or load resistance changes when the DC output voltage of the regulator will remain stable. DC power supply with the electronic device to a high-precision, high stability and high reliability in the direction of the power supply for electronic equipment put forward higher requirements. Zhengzhou Hanson Radio Communication Equipment Co., Ltd. Tel :0371 -53,769,167 Sales: Zhujing 18939564786 QQ: 1006519081 Address: Zhengzhou City, Zijin Road and East Main Street Interchange to west 300 meters