PAC2000 amplifier is high quality linear power amplifier specially designed for power system simulation.It realized the high accuracy of the high power and high current successfully.It meets all kinds of capacitive load and inductive load. Features 1 Channels current outputs. The output current of each channel can reach 200A RMS. The maximum output power can reach 2400VA. PAC60Ci is the six-phase real time simulation amplifier. This current amplifier is possessed of high accuracy and fast liner response. PA60Bi is real time simulation amplifier with three-phase current and four-phase voltage.This digital power amplifier is similar with PA30Bi but it has higher current output and power output. PA30Bi is real time simulation amplifier with three-phase current and four-phase voltage.This digital power amplifier is similar with PA30Bi but it has higher voltage output and power output. PA30Bi-H is digital power amplifier with three-phase current and four-phase voltage. It is similar with PA30Bi but it has higher voltage output and power output. PAC60Ti is the six-phase real time simulation amplifier with high accuracy and fast liner response. This current amplifier can generate high power. For static status, the maximum output power can reach 600VA; for transient status, the maximum output power can be 800VA. PAV250Bi is six-phase real time simulation amplifier. Each phase of this voltage amplifier can output 250V RMS. PAV120Bi is a six-phase real time simulation amplifier.Each phase of this voltage amplifier can output 120V RMS.