As one of Twintex's diversified product series, wholesale measuring instruments enjoy a high reputation in the market. Wholesale measurement instrument has the following advantages: excellent selection of materials, reasonable design, stable performance, high quality, and moderate price. Such products meet market demand. Measuring instruments have a large production capacity, and provide OEM/ODM services of wholesale accurate measuring tools.

  • Twintex AC to AC Voltage 300V 220V 120V Single Phase 5kva Frequency Converter 50Hz 60Hz Twintex AC to AC Voltage 300V 220V 120V Single Phase 5kva Frequency Converter 50Hz 60Hz
    The TFC61 series are single phase output AC power source, output capacity from 5kVA to 800kVA. Adopting PWM high frequency technology & IGBT regulation mode, the TFC61 series features constant frequency and voltage with high accuracy. The TFC61 series can be used to simulate grids of different countries, widely used in laboratories, production calibration & test and military applications.>> Full range adjustable output: 1~300V, resolution 0.1V>> Output frequency: 45-400Hz adjustable, fixed 50Hz, 60Hz, 400Hz>> Fast output key for 110/220V and 50/60Hz>> High accuracy LED display for voltage, current, frequency, active power, power factor>> Fast transient response, response time no more than 2ms for 100% load and unload>> Multiple protections: OVP, OCP, OTP and OLP>> Optional: RS-232/RS-485 interface for PC remote control on output frequency and voltage>> Customized specifications and functions acceptable
  • Single Phase 1kVA Adjustable Frequency 50Hz 60Hz 400Hz Variable Programmable AC Power Source Single Phase 1kVA Adjustable Frequency 50Hz 60Hz 400Hz Variable Programmable AC Power Source
    APS-5101 is a programmable AC power source, with RS232 interface. It has fast response time (<2ms). Most importantly, it has soft-start function, adjustable voltage rise time (0~99.999s). This function can avoid damage by surge current during load start-up.>> Full range adjustable output: Low 1-150V, High 150.1~300V, resolution 0.1V>> Output frequency: 45-250Hz>> Fast output key for 110V/220V and 50Hz/60Hz>> Panel lock function>> 3 sets memories for voltage and frequency settings>> Unlimited rotary knob for voltage and frequency adjustment, minimum step 0.001>> Strong overload capacity, overload 300% within 2s>> Withstand transient current 1.5 times of rated current within 0.1s>> Response time less than 20ms for 100% load and unload>> 5 digits high accuracy LED display for voltage, current, frequency, active power, power factor>> With soft-start function, set voltage rise time (0~99.999s), avoid damage by surge current during load >> start-up>> Over load, over current, over temperature and short circuit protections>> RS232 interface (APS51 Series)

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