The invention discloses an electronic type voltage transformer based on capacitor and resistance-capacitance voltage divider parallel connection. The electronic type voltage transformer comprises a first capacitor, a second capacitor, a diode gas discharge tube, a first power diode, a second power diode, a first operational amplifier, a second operational amplifier, a third operational amplifier, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a signal conditioning circuit, an analog-digital converter, a microprocessor and a communication interface. A primary sensor is formed by connecting the capacitors with a resistance-capacitance voltage divider in parallel, two routes of signals output by the primary sensor are calculated, fundamental components and harmonic components of primary voltage are measured, the accuracy error problems caused by element nominal error, temperature drift and the like of primary sensors of resistance voltage dividers, capacitance voltage dividers, the resistance-capacitance voltage dividers and the like are solved, the high voltage capacitors can be monitored online, and guarantees are provided for long-time safe running of the transformer.