Servotech Power System Pvt. Ltd supplies Sine Wave Controlled Telecom Grade Inverter. Servotech Power System Pvt. Ltd is an ISO 9001: 2000 recognised company manufacturing a wide range of power electronic products like UPS, Sine Wave Inverters, Servo/Static Stabilizers and Variable Frequency Drivers. The Sine Wave Controlled Telecom Grade Inverter operates on 48v DC and is designed for the telecom applications. The Sine Wave Controlled Telecom Grade Inverter is used where fixed DC input power supply of -48 DC is continuously available from exchange battery.