About
our company
Founded in 1992, Zhejiang Southeast Electric Co., Ltd. is a private high-tech enterprise integrating research and development, manufacturing, and marketing. The company's main product is capacitor switching contactors, and it also develops a series of intelligent capacitor composite switches, dynamic reactive power compensation switching regulators, and automatic reactive power compensation controllers. It is particularly renowned in the industry for its capacitor switching contactor series. With the rapid development of China's electrical industry, Southeast Electric, relying on its strong technical advantages, high-quality products, and excellent service, has maintained a leading position in the professional field of capacitor switching contactors, adhering to the principles of "superior quality, complete product range, and excellent service." Many well-known domestic institutions and large-scale national engineering projects have selected Southeast Electric's high-quality products for bidding.
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WHY
CHOOSE US
Southeast Electric adheres to the goal of producing precise, high-quality, and technologically advanced products.
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Advanced TechnologySoutheast Electric, relying on its strong technical advantages, high-quality products, and excellent service, has maintained a leading position in the professional field of capacitor switching contactors.
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High Quality Equipment3 production lines, 5 plastic injection molding machines, 3 multi-head computer-programmed automatic wire laying machines, 3 computer-controlled wire stripping machines, 2 punch presses，etc.
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Professional TeamAs a seasoned manufacturer specializing in capacitor switching contactors for 30 years, Southeast Electric boasts a highly skilled and experienced R&D and quality control team.
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Quality ServiceBefore customers purchase products, we provide comprehensive, professional, and rapid technical and business support to ensure correct product selection and reliable solutions.providing timely, attentive, and worry-free after-sales support.
PRODUCTSCATEGORIES
The ideal choice for
improving efficiency.
Our products are safe and reliable, flexible and easy to use, rapid deployment and other characteristics, can be quickly adapted to different application scenarios in various industries.
Our hot sale products
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![Svc Reactive Power Compensation]( "Svc Reactive Power Compensation")
Svc Reactive Power CompensationSvc reactive power compensation is designed for low-voltage distribution systems that require fast capacitor switching, stable reactive power adjustment,...
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![Single Phase Shunt Capacitor]( "Single Phase Shunt Capacitor")
Single Phase Shunt CapacitorSingle phase shunt capacitor is designed for low-voltage reactive power compensation systems that need phase-separated compensation, improved power factor,...
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![Single Phase Power Capacitor]( "Single Phase Power Capacitor")
Single Phase Power CapacitorSingle phase power capacitor is designed for low-voltage power distribution systems that require stable reactive power compensation, improved power factor,...
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![Self Healing Shunt Capacitor]( "Self Healing Shunt Capacitor")
Self Healing Shunt CapacitorSelf healing shunt capacitor is designed for low-voltage power distribution systems that need reliable reactive power compensation, improved power factor,...
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![Power Factor Correction]( "Power Factor Correction")
Power Factor CorrectionPower factor correction is an essential solution for low-voltage distribution systems that need faster capacitor switching, lower reactive power loss, and...
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![Dynamic Reactive Compensation Unit]( "Dynamic Reactive Compensation Unit")
Dynamic Reactive Compensation UnitThis TSC series reactive power compensation switching regulator is an electronic power device used for rapid switching of parallel capacitors in AC 50/60Hz...
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![Dynamic Reactive Compensation Controller]( "Dynamic Reactive Compensation Controller")
Dynamic Reactive Compensation ControllerDynamic Reactive Compensation Controller is designed for low-voltage reactive power compensation systems that require fast capacitor switching, stable...
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![Cylindrical Self Healing Shunt Capacitor]( "Cylindrical Self Healing Shunt Capacitor")
Cylindrical Self Healing Shunt CapacitorThis self-healing low-voltage parallel capacitor is suitable for 50Hz or 60Hz low-voltage electrical systems and is commonly used in power factor correction...
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![Product Type: TSC Series Reactive Power Compensation Switching Regulator]( "Product Type: TSC Series Reactive Power Compensation Switching Regulator")
Product Type: TSC Series Reactive Power Compensation Switching RegulatorAutomatic capacitor switching device is designed for low-voltage dynamic reactive power compensation systems where capacitor banks need to be switched...
Latest news and events
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![How To Disassemble An AC Contactor?]()
Nov 20, 2025How To Disassemble An AC Contactor?Disassembling an AC contactor requires first turning off the power to ensure safety.view more -
![Metals Within An AC Contactor]()
Nov 19, 2025Metals Within An AC ContactorThe main metal materials used in AC contactors include copper, iron, and aluminum.view more -
![How To Calculate The Load Capacity Of An AC Contactor in Kilowatts?]()
Nov 18, 2025How To Calculate The Load Capacity Of An AC Contactor in Kilowatts?First, we need to obtain the rated current and rated voltage information from the AC contactor's technical specifications or product label.view more
