Yueqing Qianwei Electric Co., Ltd

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1. High-Power Voltage Regulator

Series DBW and SBW single-phase and three-phase high-power full-automatic compensating power voltage stabilizers (Hereinafter called as the voltage stabilizers. ) are designed for stabilizing AC current by importing and absorbing the advanced ...

2. power inverter

power inverters are manufactured by referring the advanced circuit design at home and aboard, adopting the imported. Integrated PWM for control and high power crystal modular pipe for drive. The power supply inverters offer the featured of quick ...

3. Relay Type Voltage Regulator

Series relay single-phase voltage stabilizers, adopting the double sampling, double stabilizing voltage, and the advanced electronic automatic controller, which employs the time-base IC for time-delay, offer the advantages of quick work, accurate ...

4. voltage regulator

SVC single-phase/3phase high accuracy full automatic AC voltage stabilizers Series is key series of our products, It is made of the contact type self-coupling voltage regulator, servo motor, automatic control circuit and so on. When the voltage ...

5. Switching Power Supply

Features:
1) AC input range selectable by switch
2) Protections: short circuit, over load
3) Cooling by free air convection
4) 100% full load burn-in test
5) Low cost, high reliability
6) Failure rate of 1year under 0.2percent
7) Whole ...