Medium-voltage (22kV, 35kV) and high-voltage (110kV) capacitor banks for shunt compensation in medium-voltage grids, 110kV and 220kV substations, and 500kV series capacitor banks. Medium-voltage capacitor banks (3kV – 35kV) for industrial plants.

Key Features:

Capacitor banks are flexibly designed for shunt compensation applications in pole-mounted or medium-voltage substations, 22kV and 35kV shunt compensation, shunt compensation in 110kV and 220kV substations, and 500kV series compensation—points where voltage drops or excess reactive power commonly occur. Additionally, 4.6kV-12kV capacitor banks are available for use in factories and industrial zones.

With flexible adaptability to various voltage levels and operational schemes, the product optimizes voltage quality, improves power factor, and reduces losses in transmission grids. This is an indispensable solution for national grid expansion projects or new investments in key electrical substations.

• The product supports various capacitor configurations, including: Fuseless type, External fuse type, and Internal fuse type.

• Providing a full range of options allows operators to easily select the most suitable solution for their operational goals—ranging from economic efficiency to the protection of individual capacitor elements. Internal fuse capacitors enhance self-protection capabilities, while fuseless capacitors optimize costs and simplify maintenance.
• The major difference lies in the mechanical crimping technology for electrodes, which increases electrical contact, reduces contact resistance, and limits heat generation at connection points. This contributes to reducing power losses, increasing system stability, and extending the capacitor’s lifespan. Notably, this technology helps the capacitor bank operate durably in environments with high mechanical vibration or large temperature fluctuations.
• The capacitor casing is designed with a 100% accurate tank rupture curve, ensuring that when overvoltage or internal faults occur, the device disconnects at the right moment to prevent widespread explosion risks and ensure safety for personnel, neighboring equipment, and the entire capacitor bank. This is a critical feature in high-level power systems, where safety and stability are vital factors.
• Medium and high-voltage capacitor banks are designed, tested, and manufactured in strict compliance with international standards such as ANSI, IEEE, NEMA, and IEC. Compliance with these standards ensures that the products can operate synchronously with other substation equipment, while meeting the technical requirements for key domestic and international projects.
• The product features a rational design suitable for both new substations and retrofit locations, helping to save installation space and reduce construction costs. A long operational lifespan and low failure rate, combined with simple maintenance, help save operating costs throughout the product’s life cycle. MP Co also provides a full range of accessories and accompanying installation equipment, helping to accelerate deployment progress and minimize risks during the installation process.
• Medium and high-voltage capacitor banks are not only an effective technical solution for improving power factor and reducing power losses but also an optimal choice in terms of cost, durability, and long-term performance. With a flexible design that meets various voltage levels and international standards, the product is suitable for all projects—from distribution grids to large-scale transmission substations.

Contact MP Co now – Partnering for the success of your electrical projects

If you are looking for an effective, safe, and internationally standardized capacitor solution optimized for medium to high-voltage power systems, MP Co’s capacitor banks are the ideal choice. With many years of experience in providing electrical equipment and automation for key projects, My Phuong Trading Co., Ltd (MP Co) is committed to bringing customers high-quality products, in-depth technical services, and reputable after-sales support.

Our team of engineers and experts is ready to consult on the appropriate capacitor bank configuration, support the design of installation diagrams, provide a full range of accessories and accompanying equipment, and carry out on-site installation upon request. MP Co always accompanies customers through every stage—from practical surveys and technical solution consulting to operation, maintenance, and long-term technical support.

Contact MP Co now for detailed consultation, the best quotes, and the most suitable solutions for your project. We are committed to helping you optimize power system performance – save costs – and ensure safe, sustainable operation!

In electrical systems, maintaining an ideal power factor and voltage stability is critical to ensuring operational efficiency, energy savings, and extended equipment lifespan. One of the most common, highly effective, and widely adopted solutions is the use of capacitor banks

Key Features:

• Technical Specifications: EX-7L Fuseless Capacitor
  Design: Fuseless design (No internal fuses).
  Bushings: 1 or 2 bushings.
  Internal Discharge Resistors: Designed to reduce terminal voltage to 50V within 5 minutes or 75V within 10 minutes after disconnection.
  Low Losses: Total losses are remarkably low ($\leq$ 0.07 W/kVAR).
  Terminals: Hermetically sealed terminals with high mechanical strength.
  Insulating Dielectric: Edisol fluid, Non-PCB (environmentally friendly).
  Applications: The EX-7L capacitor is ideal for use in fuseless capacitor banks or externally fused capacitor bank configurations.
• Unlike traditional capacitors, lead-free capacitor banks are designed without internal fuses. This design enhances reliability, minimizes the risk of explosion during faults, and simplifies the protection system for easier maintenance. Furthermore, it is perfectly suited for both externally fused and fuseless capacitor bank configurations.
• A wide operating voltage range from 2.4kV to 22.8kV, combined with power ratings from 50kVAR to 500kVAR (or higher), makes lead-free capacitors ideal for various compensation station models, ranging from individual units to complex banks. The product supports seamless system scalability without impacting the existing architecture.
• Fuseless capacitors offer various Basic Insulation Levels (BIL) ranging from 75kV to 200kV, tailored to specific voltage levels and required protection standards. This enhances the system’s resilience against sudden voltage surges, particularly in high-lightning frequency environments or unstable electrical grids.
• Fuseless capacitors are engineered with corrosion-resistant stainless steel enclosures and hermetically sealed terminals, enabling them to withstand vibrations, mechanical impacts, and extreme weather conditions. They are specifically designed for outdoor installations in humid tropical climates, dusty areas, or harsh industrial environments.
• The product has undergone type testing at ASTA Lab (STL), one of the world’s most prestigious testing facilities. Compliance with the IEC 60871-1 standard ensures dielectric stability, operational safety, and exceptional durability, making the equipment fully qualified for major domestic and international projects

Practical Applications

Fuseless capacitors are widely applied in systems requiring reactive power compensation, power factor ($cos \phi$) improvement, voltage stabilization, and reduction of line losses:

• Transformer Substations (Fixed or Automatic Reactive Power Compensation Banks)
• Power Distribution Systems for Industrial Parks
• Manufacturing plants with heavy inductive loads (motors, press machines, industrial chillers
• High-rise buildings and commercial centers.
• Renewable Energy Systems (Solar Farms, Wind Farms)
• EVN Transmission and Distribution Grids or Local Power Utilities

Why Choose My Phuong Co. for Lead-Free Capacitors?

My Phuong Trading Co., Ltd (MP Co.) is a prestigious provider of genuine industrial electrical equipment. As an authorized distributor of Eaton’s Cooper in Vietnam, MP Co. is committed to delivering high-quality products that meet technical standards at competitive prices

When purchasing Fuseless Capacitors at MP Co., customers will receive:

• Benefit from competitive pricing and attractive discounts for project-based orders
• Professional technical consultancy from our team of highly experienced engineers.
• Comprehensive support including design, site survey, delivery, and full installation services
• Official manufacturer warranty and rapid after-sales technical support
• Nationwide delivery with full CO/CQ documentation
• Guaranteed supply of genuine, high-quality products

“Fuseless capacitors are the premier choice for any electrical system demanding high performance, energy efficiency, and long-term stability. Featuring the globally proven quality of Eaton’s Cooper combined with MP Co.’s professional services, we are committed to being your dedicated partner through every stage of your project—from survey and supply to deployment and maintenance.

Contact MP Co. today for expert technical consultancy and the best quotations for your projects!

Internal fuse capacitors are specialized devices manufactured by Eaton’s Cooper, used for reactive power compensation, helping to improve the power factor and reduce energy losses for the electrical system. With an integrated internal fuse design, stable operation, and high safety, the product effectively meets technical requirements in various industrial and residential applications.

Key Features:

• Capacitor type WITH internal fuses Bushings: 1 or 2 Internal discharge resistors to reduce terminal voltage to 50V within 5 minutes or 75V within 10 minutes Low losses (≤ 0.15 W/kVAr) Terminals are hermetically sealed with high mechanical strength Insulating dielectric: Edisol oil, Non-PCB
• The capacitors support a voltage range from 2.4 to 22.8kV, along with flexible power ratings of 50-500kVAr, suitable for various types of capacitor banks—from small individual systems to large-capacity bank assemblies. This design facilitates easy expansion or replacement without affecting the overall structure of the existing electrical system.
• EX-7Li internal fuse capacitors are equipped with various Basic Insulation Levels (BIL) such as 75kV, 95kV, and 125kV, helping the device operate safely in power grids with high instability or frequent exposure to lightning impulses and overvoltage. Selecting the correct BIL rating for each application not only protects the capacitor but also extends the lifespan of the entire system.
• EX-7Li capacitors use stainless steel enclosures and hermetically sealed terminals, providing waterproofing, corrosion resistance, and the ability to withstand harsh environmental conditions such as high humidity, dust, significant temperature fluctuations, or coastal areas.
• The capacitors are manufactured according to the IEC 60871-1 standard—an international standard applied to power capacitors, ensuring insulation quality, dielectric strength, and operational safety. Additionally, the product has undergone type testing at ASTA lab—a member of STL, verifying its reliability and actual quality under the most stringent testing conditions.

Practical Applications

EX-7Li internal fuse capacitors are used in various electrical systems requiring reactive power compensation to increase operational efficiency:

• Substations (capacitor banks with internal or external fuses)
• Power distribution systems in industrial zones and manufacturing plants
• High-rise buildings and commercial centers with large load systems
• Solar and wind farms (reactive power compensation for inverters and transformers)
• Regional power grids and distribution networks of utility companies
• Electrical systems in environments with high risks of lightning or high surge impulses

Reasons to choose EX-7Li internal fuse capacitors

EX-7Li internal fuse capacitors combine stable performance, safe design, high durability, and compatibility with various systems. With internal fuse technology, the product enhances self-protection, thereby extending lifespan and minimizing operational failures. This is an ideal solution for both new electrical projects and upgrades to existing capacitor systems, especially in industrial projects, renewable energy, and key electrical substations.

EX-7Li internal fuse capacitors are the optimal choice for electrical systems requiring safe, efficient, and long-term stable reactive power compensation. With proven quality and a high-performance design, the EX-7Li not only helps improve cosφ but also provides peace of mind during operation.

Contact us now for technical consultancy and to receive the most suitable power compensation solution for your project!

Key Features:

• Extremely Low Dielectric Losses: Losses of ≤ 0.02 W/kVAr help reduce heat generation and save energy during operation.

• Integrated Safe Overpressure Disconnector: Equipped with a disconnection mechanism that isolates the circuit when internal pressure exceeds the allowable limit, helping prevent fire or explosion and ensuring system safety.

• Internal Discharge Resistor: Reduces residual voltage to below 50 V within 3 minutes after power disconnection, improving safety for operators and maintenance personnel.

• Environmentally Friendly Recyclable Aluminum Case: The capacitor is housed in a high-quality aluminum case with good heat dissipation, corrosion resistance, and recyclability.

• Quick Installation: The threaded terminal design at the bottom of the aluminum case makes installation in capacitor banks simple and convenient.

• Automatic Disconnection in Case of Fault: Helps minimize the risk of fire or explosion in the event of internal faults or abnormal operating conditions.

• High Reliability: Manufactured under a strict quality control process and compliant with IEC and GB standards.

Practical Applications

• Automatic capacitor banks and fixed capacitor banks.
• Manufacturing plants and industrial parks.
• Commercial buildings and office towers.
• Data centers.
• HVAC systems and high-power motors.
• Low-voltage distribution substations.
• Electrical systems requiring power factor improvement and reduction of reactive power penalty charges.

Effective & Reliable Capacitor Switching Solutions for Every Power System

MP Co – a pioneer in supplying electrical equipment and automation solutions for the power sector – is committed to delivering genuine products that undergo strict quality inspection, together with dedicated technical support from our engineering team. When choosing Low Voltage Capacitors from MP Co, customers will receive a comprehensive solution that optimizes costs and ensures long-term safe operation.

The capacitor switch, manufactured by Trinetics – Hubbell Power Systems (USA), is a specialized device designed for capacitor switching in 24kV power systems. Featuring solid-dielectric vacuum technology, the equipment provides stable switching performance, safety, and superior mechanical durability of up to 30,000 operations. Its compact design and SCADA control support make it ideal for various installation points within modern and smart grids.

Key Features:

• The capacitor switch utilizes solid-dielectric insulation technology made from Cycloaliphatic Epoxy material, providing moisture resistance, excellent insulation, and durability in harsh environments. Combined with a vacuum interrupter, the device enables fast switching, limits heat generation, and enhances operational safety. This technology also contributes to extending the lifespan and minimizing maintenance costs.
• With a mechanical endurance of up to 30,000 operations, the device provides absolute reliability in systems requiring continuous repetitive switching. Its robust construction ensures stable switching performance throughout the product’s lifecycle. It is the optimal solution to minimize the risk of sudden downtime.
• The device can be operated via motor, solenoid coil, or manual override, accommodating various practical operational methods. Notably, the control cabinet supports SCADA system integration via the IEC104 protocol, enabling efficient remote monitoring and control. This is an ideal solution for projects aiming toward smart grids and operational automation.
• The Ultra capacitor switch complies with the IEEE Std C37.66 standard and has been tested at Thomas A. Edison Lab and Powertech Lab, two globally prestigious laboratories. This ensures the equipment not only achieves high performance but also integrates seamlessly with modern power systems worldwide. It is an ideal choice for key projects and long-term investments.

Practical Applications

• Capacitor Switching in 24kV Distribution Systems
• Applications in industrial substations, export processing zones, and manufacturing plants.
• Automatic Reactive Power Compensation (ARPC) systems in large-scale industrial parks
• Renewable energy projects such as solar and wind power – requiring remote monitoring and control.
• Smart grids require SCADA integration for optimized operation and centralized monitoring.
• Power distribution systems in high-rise buildings and commercial centers, where compact and safe switching solutions are required.

Effective & Reliable Capacitor Switching Solutions for Every Power System

The capacitor switch is more than just a switching device—it is a comprehensive solution that ensures capacitor systems operate with greater safety, stability, and intelligence. Featuring SCADA connectivity, a compact design, high endurance, and solid-dielectric vacuum technology, this product is the perfect choice for projects requiring automation and long-term operational optimization.

Contact MP Co. today for expert consultation and a detailed quotation on our capacitor switches—the reliable solution for your modern power system.

Capacitor switches manufactured by Eaton’s Cooper are specialized devices for switching capacitor banks in 24kV voltage systems. Utilizing solid-dielectric vacuum technology, the device delivers stable and safe switching performance with superior mechanical endurance of up to 10,000 operations. The compact design supports SCADA control, making it suitable for installation at various points within modern smart grids.

Key Features:

• The capacitor switch utilizes solid-dielectric insulation technology made from Cycloaliphatic Epoxy material, providing moisture resistance, excellent insulation, and durability in harsh environments. Combined with a vacuum interrupter, the device enables fast switching, limits heat generation, and enhances operational safety. This technology also contributes to extending the lifespan and minimizing maintenance costs.
• The device can be operated via motor, solenoid coil, or manual override, accommodating various practical operational methods. Notably, the control cabinet supports SCADA system integration via the IEC104 protocol, enabling efficient remote monitoring and control. This is an ideal solution for projects aiming toward smart grids and operational automation.
• With mechanical endurance of up to 10,000 operations, the device provides absolute reliability in systems requiring frequent and continuous switching. Its robust construction maintains stable switching performance throughout the product’s life cycle. This is the optimal solution for minimizing the risk of unexpected downtime.
• The LeNT-24 capacitor switch complies with the IEEE Std C37.66 standard and has been tested at TÜV Rheinland, a globally prestigious laboratory. This ensures that the device not only achieves high performance but also integrates seamlessly with modern power systems worldwide. It is the ideal choice for key projects and long-term investments.

Practical Applications

• Capacitor Switching in 24kV Distribution Systems
• Applications in industrial substations, export processing zones, and manufacturing plants.
• Automatic Reactive Power Compensation (ARPC) systems in large-scale industrial parks
• Renewable energy projects such as solar and wind power – requiring remote monitoring and control.
• Smart grids require SCADA integration for optimized operation and centralized monitoring.
• Power distribution systems in high-rise buildings and commercial centers, where compact and safe switching solutions are required.

Effective & Reliable Capacitor Switching Solutions for Every Power System

The capacitor switch is more than just a switching device—it is a comprehensive solution that ensures capacitor systems operate with greater safety, stability, and intelligence. Featuring SCADA connectivity, a compact design, high endurance, and solid-dielectric vacuum technology, this product is the perfect choice for projects requiring automation and long-term operational optimization.

Contact MP Co. today for expert consultation and a detailed quotation on our capacitor switches—the reliable solution for your modern power system.

In modern power systems, monitoring and measuring current is an essential factor for ensuring safe operation and optimizing performance. Featuring a robust post insulator design and advanced sensing technology, the post insulator current sensors manufactured by Lindsey (USA) are the ideal solution for 24kV electrical systems. The device delivers an accuracy of ±1%, providing reliable measurement data to monitoring, control, and SCADA systems.

Key Features:

• The post insulator current sensor utilizes a high-voltage insulation structure, providing excellent resistance to harsh weather conditions such as rain, direct sunlight, windborne dust, and industrial environments. This makes it an ideal choice for outdoor installations or on busbar structures within substations, where durability and long-term stability are paramount
• With an accuracy of ±1%, the post insulator current sensor ensures precise measurement data, supporting more efficient load analysis, control, and protection of the power system. This level of accuracy is particularly critical in SCADA-integrated systems, where measurement information must be absolutely reliable for operational decision-making
• The device features a 600A:10V current transformation ratio, enabling the conversion of high-current signals into safe, low-voltage outputs that are easily processed by controllers or measurement systems. This is an optimal solution for remote monitoring, making the power system smarter while minimizing manual intervention.
• The device is designed for compatibility with most modern data acquisition units, controllers, and monitoring software. Featuring simple connectivity, the sensor can be easily integrated into existing systems without requiring structural changes. This helps save costs and significantly reduces deployment time

Practical Applications

• Installation at 24kV distribution substations
• Load current monitoring in industrial power systems
• Connecting to SCADA systems for data acquisition and analysis
• Applications in metering stations and relay protection systems
• Renewable energy systems requiring output current monitoring.
• Power system retrofit projects requiring remote monitoring upgrades.”

A reliable post insulator current sensor solution for all modern power systems

The Lindsey (USA) post insulator current sensor, model 9660/E1004A, is more than just a measurement device; it is a core component in building safe, smart, and optimized power systems. With a high accuracy of ±1%, a rugged design for outdoor environments, and seamless compatibility with modern SCADA systems, this product delivers a reliable and long-lasting current measurement solution.

Selecting the right post insulator current sensor helps operators mitigate risks, enhance energy management efficiency, and protect electrical equipment from overloads or load imbalances. Especially in the context of digital transformation in the power sector and the trend toward smart energy management, investing in high-quality devices like the 9660/E1004A is a strategic, long-term move

Contact MP Co. today for expert consultation and the deployment of post insulator current sensor solutions tailored to your specific needs—from residential and commercial projects to large-scale industrial systems.