# VFDs, Voltage Stabilizers \& Inverters Manufacturing: Discover Mingch, a premier manufacturer since 1993 specializing in voltage regulators, VFDs, and power supply solutions\.
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## Pages
- [Single vs Three Phase Variac :Complete Buying Guide](https://www.mingchele.com//single-vs-three-phase-variac/)
- [Servo vs Relay Voltage Stabilizer:Which One to Choose?](https://www.mingchele.com//servo-vs-relay-voltage-stabilizer/)
- [Thanks](https://www.mingchele.com//thanks/)
- [banner2](https://www.mingchele.com//bebuilder-15920/)
- [banner](https://www.mingchele.com//banner/)
## Posts
- [How to Know the LV and HV Side of a Transformer?](https://www.mingchele.com//blog/transformer/how-to-know-lv-hv-side-of-transformer/)
- [A 7\-Step Method for Selecting Variable\-Frequency Drives: A Practical Guide for Engineers](https://www.mingchele.com//blog/vfd/how-to-master-variable-frequency-drive-selection/)
- [Selecting AC Motor Variable\-Frequency Drives: From Power Ratings to Communication Interfaces](https://www.mingchele.com//blog/vfd/which-variable-frequency-drive-for-ac-motor-fits/)
- [Three\-Phase Variable\-Frequency Drives: A Comprehensive Guide to Selection for Industrial Applications](https://www.mingchele.com//blog/vfd/how-to-choose-three-phase-variable-frequency-drive/)
- [Variable\-Frequency Control for Fans: The Optimal Solution for Efficiency](https://www.mingchele.com//blog/vfd/why-use-fan-variable-frequency-drive-for-efficiency/)
## Products
- [SBW\-F\-200kVA BLACK SHELL THREE PHASE AUTOMATIC COMPENSATION VOLTAGE REGULATOR](https://www.mingchele.com//product/power-supply-distribution/high-power-voltage-regulator/sbw-f-200kva-three-phase-automatic-compensation-voltage-regulator/): \Input voltage\ : Three\-phase 304V\-456V \(customizable to other input voltage ranges\)
\Output voltage\ : Three\-phase 380V \(customizable to other output voltages\)
\Rated power:\ 50KVA\-3000KVA
\Adjustment time\ : \< 1s \(when the input voltage changes by 10%\)
\Protection function\ : Optional Over voltage, under voltage, over current, phase loss, short circuit, surge, delay
\Voltage regulation accuracy\ : ±3% \(customizable from ±1% to ±5%\)
Our Certification
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- [SBW\-125kVA BLACK SHELL THREE PHASE AUTOMATIC COMPENSATION VOLTAGE REGULATOR](https://www.mingchele.com//product/power-supply-distribution/high-power-voltage-regulator/sbw-125kva-black-shell-three-phase-automatic-compensation-voltage-regulator/): \Input voltage\ : Three\-phase 304V\-456V \(customizable to other input voltage ranges\)
\Output voltage\ : Three\-phase 380V \(customizable to other output voltages\)
\Rated power:\ 50KVA\-3000KVA
\Adjustment time\ : \< 1s \(when the input voltage changes by 10%\)
\Protection function\ : Optional Over voltage, under voltage, over current, phase loss, short circuit, surge, delay
\Voltage regulation accuracy\ : ±3% \(customizable from ±1% to ±5%\)
Our Certification
\
- [TNS\-10KVA BLACK SHELL THREE PHASE AUTOMATIC AC VOLTAGE REGULATOR](https://www.mingchele.com//product/power-supply-distribution/low-power-voltage-regulator/servo-type-voltage-stabilizer/tns-10kva-black-shell-three-phase-automatic-ac-voltage-regulator/): \Input voltage\ : Three\-phase 277V\-433V \(customizable to other input voltage ranges\)
\Output voltage\ : Three\-phase 380V \(customizable to other output voltages\)
\Rated power:\ 10KVA\-180KVA
\Adjustment time\ : \< 1s \(when the input voltage changes by 10%\)
\Protection function\ : Optional overvoltage, undervoltage, overcurrent, phase loss, short circuit, surge, delay
\Voltage regulation accuracy\ : ±3% \(customizable from ±1% to ±4%\)
Our Certification
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- [AVR\-15KVA BLACK SHELL SINGLE PHASE AUTOMATIC AC VOLTAGE REGULATOR](https://www.mingchele.com//product/power-supply-distribution/low-power-voltage-regulator/servo-type-voltage-stabilizer/avr-15kva-black-shell-single-phase-automatic-ac-voltage-regulator/): \Input voltage\ : 100\-250V/130\-250V/140\-260V/160\-250V/\(Customizable input voltage range available\)
\Output voltage\ : 220V\(Customizable output voltage available\)
\Rated power:\ 0\.5KVA\-60KVA
\Adjustment time\ : \<0\.5s\(When the input voltage changes by 10%\)
\Protection function\ : Optional Over voltage, under voltage, over current, short circuit, surge, delay
\Voltage regulation accuracy\ : ±3%
Our Certification
\
- [TNS\-9kVA HIGH PRECISE THREE PHASE AUTOMATIC AC VOLTAGE REGULATOR](https://www.mingchele.com//product/power-supply-distribution/low-power-voltage-regulator/servo-type-voltage-stabilizer/tns-9kva-high-precise-three-phase-automatic-ac-voltage-regulator/): \Input voltage\ : Three\-phase 277V\-433V \(customizable to other input voltage ranges\)
\Output voltage\ : Three\-phase 380V \(customizable to other output voltages\)
\Rated power:\ 10KVA\-180KVA
\Adjustment time\ : \< 1s \(when the input voltage changes by 10%\)
\Protection function\ : Optional overvoltage, undervoltage, overcurrent, phase loss, short circuit, surge, delay
\Voltage regulation accuracy\ : ±3% \(customizable from ±1% to ±4%\)
Our Certification
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## Categories
- [Voltage Regulator](https://www.mingchele.com/category/blog/voltage-regulator/)
- [Transformer](https://www.mingchele.com/category/blog/transformer/)
- [Variable Frequency Drive](https://www.mingchele.com/category/blog/variable-frequency-drive/)
- [Inverter](https://www.mingchele.com/category/blog/inverter/)
- [Industry Knowledge](https://www.mingchele.com/category/blog/industry-knowledge/)
## Product categories
- [Servo type voltage stabilizer](https://www.mingchele.com/product-category/power-supply-distribution/low-power-voltage-regulator/servo-type-voltage-stabilizer/)
- [High\-Power Voltage Regulator](https://www.mingchele.com/product-category/power-supply-distribution/high-power-voltage-regulator/)
- [Wall mounted voltage stabilizer](https://www.mingchele.com/product-category/power-supply-distribution/low-power-voltage-regulator/wall-mounted-voltage-stabilizer/)
- [Transformer](https://www.mingchele.com/product-category/power-transformer-transformer/transformer/)
- [Relay type voltage stabilizer](https://www.mingchele.com/product-category/power-supply-distribution/low-power-voltage-regulator/relay-type-voltage-stabilizer/)
## Client categories
- [certificate](https://www.mingchele.com/client-types/certificate/)
## Slide categories
- [China VFD Manufacturer](https://www.mingchele.com/slide-types/china-vfd-manufacturer/)
- [CustomPowerTransformer](https://www.mingchele.com/slide-types/custompowertransformer/)
- [Power Inverter](https://www.mingchele.com/slide-types/power-inverter/)
## Optional
- [Sitemap index](https://www.mingchele.com/sitemap_index.xml)