Servotech Power System Pvt. Ltd manufactures Solar Power Inverter with Signal Controller. Servotech Power System Pvt. Ltd is an ISO 9001: 2000 certified company offering a wide range of power electronic products like UPS, Sine Wave Inverters, Servo/Static Stabilizers and Variable Frequency Drivers. The Solar Power Inverter with Signal Controller is a critical component of an entire solar energy system that performs the conversion of the variable DC output of the PV cells into a clean sinusoidal 50- or 60 Hz current suitable for supplying the commercial electrical grid or local electrical network.