Scientific Mes-Technik Pvt. Ltd. Manufactures 4x30V-3A Programmable Power Supply. Calibration Lab of Scientific Mes-Technik Pvt. Ltd. Is accredited to ISO/IEC 17025:2005. The model number 4x30V-3A Programmable Power Supply is HM7044. The 4x30V-3A Programmable Power Supply offers DC voltages from 0 to 32 Volts at each of its 4 outputs and a maximum current of 3Amps at each output. All outputs are independent, electrically isolated. The outputs can be combined in either a series or parallel array to either increase the voltage [max. 128V] or the current [max. 12A] capabilities.