Transformers
Pole Mounted Transformer
The Pole Mounted Transformer is engineered for dependable power distribution across residential, commercial, and rural networks. Available in Conventional Type and Completely Self-Protected (CSP) Single Phase designs, it ensures safe and efficient operation. The Conventional Type offers proven reliability and cost-effectiveness, while the CSP model integrates built-in protection features including internal fuses and surge arresters to reduce maintenance and improve safety. Designed with robust materials and advanced technology, this transformer delivers high efficiency, low energy loss, and long service life, making it an ideal solution for modern electricity distribution needs.
100kVA Conventional Type Single Phase Pole Mounted Transformer
NPC ELECTRIC has been specialized in manufacturing 100kVA Conventional Type Single Phase pole Mounted transformer for more than 20 years, which complies with international standards such as ANSI/IEEE C57, IEC60076 and other standards. Its main function is to convert high voltage electricity (such as 11kV, 13.8kV, etc.) into low voltage electricity (such as 120V/240V), providing stable and reliable power supply to end users. It is suitable for residential, commercial, agricultural and small industrial loads.
167kVA Conventional Type Single Phase Pole Mounted Transformer
NPC ELECTRIC'S 167kVA Conventional Type Single Phase pole Mounted transformer is a high capacity single phase distribution transformer designed for medium to high load distribution systems. It is mainly used in residential, commercial, agricultural and light industrial applications to provide stable single phase power to ensure reliable operation of user-side equipment. It complies with international standards such as ANSI/IEEE C57, IEC60076 and other standards to ensure its high quality and stability.
15kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
NPC ELECTRIC the production of 15 kVA Completely Self-Protected (CSP) single-phase overhead transformers, meticulously engineered to meet international standards such as IEEE C57.12.00, IEEE C57.12.20, DOE-2016 Efficiency, CSA C2.1, and CSA C2.2. These certifications underscore to delivery products that are both safe and reliable. NPC electric transformers are designed to comply with the DOE 2016 efficiency standards, ensuring optimal energy efficiency and reduced operational costs. Understanding the diverse needs of our clients, NPC Electric offers a wide range of customizable voltage levels to suit various applications. Perfect manufacturing processes enable us to maintain short production cycles, ensuring timely delivery.
25kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
25 kVA Completely self-protected(CSP) Single Phase pole Mounted transformer is an efficient and reliable power equipment designed for small and medium-sized power needs. It is widely used in power distribution systems in residential areas, commercial areas, and small industrial facilities. The transformer adopts fully self-protection technology and has built-in multiple protection functions such as overload, short circuit, overvoltage, etc. to ensure automatic power failure under abnormal conditions, avoid equipment damage, and improve system safety. High-quality manufacturing materials and reliable performance ensure its long-term stable operation, reduce energy waste, and improve power supply efficiency.
37.5kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
37.5kVA Completely self-protected(CSP) Single Phase pole Mounted transformer is an efficient and reliable power equipment designed to provide a stable single-phase power supply. The transformer adopts fully self-protection technology and has built-in multiple protection functions such as overload, short circuit, and overvoltage to ensure that the transformer automatically cuts off the power supply under abnormal conditions, effectively avoiding equipment damage and ensuring the safe operation of the system.
50kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
50kVA Completely self-protected(CSP) Single Phase pole Mounted transformer is a robust, high-efficiency solution designed for reliable single-phase power distribution in residential, commercial, and small industrial applications. This transformer features built-in protection mechanisms, including overload, short-circuit, and over-voltage safeguards, ensuring automatic disconnection during fault conditions to protect both the transformer and the electrical system. With its pole-mounted design, it is space-efficient and ideal for installations in urban, rural, and remote areas. The transformer operates with low losses, ensuring high energy efficiency and long-term performance. Built with durable materials, it offers exceptional resilience against harsh weather conditions, ensuring reliability and longevity. This transformer is an ideal choice for any application requiring consistent, stable single-phase power.
75kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
NPC ELECTRIC, the production of a 75kVA Completely Self-Protected (CSP) Single Phase Pole Mounted Transformer is a high-efficiency, reliable solution for single-phase power distribution in residential, commercial, and small industrial applications. Equipped with built-in protection features such as overload, short-circuit, and over-voltage protection, it ensures automatic disconnection during fault conditions to prevent damage to the system. Its pole-mounted design saves space and is ideal for installation in both urban and rural environments. The transformer operates with minimal energy loss, ensuring high efficiency and long-term performance, while its durable construction makes it resistant to harsh weather conditions, ensuring a reliable and safe power supply over time.
100kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
100kVA Completely Self-Protected (CSP) Single Phase Pole Mounted Transformer is a highly efficient and reliable solution designed for single-phase power distribution in residential, commercial, and light industrial applications. It features integrated self-protection systems, including overload, short-circuit, and over-voltage protection, ensuring automatic disconnection in the event of faults to safeguard both the transformer and connected equipment. With its pole-mounted design, it offers space-saving installation and is suitable for both urban and rural environments. This transformer delivers high operational efficiency with minimal energy loss and is built to withstand harsh weather conditions, ensuring long-lasting and reliable performance. It is the ideal choice for providing safe and stable single-phase power in diverse applications.
167kVA Completely self-protected(CSP) Single Phase Pole Mounted Transformer
167 kVA Completely Self-Protected (CSP) single-phase overhead transformers, meticulously engineered to meet international standards such as IEEE C57.12.00, IEEE C57.12.20, DOE-2016 Efficiency, CSA C2.1, and CSA C2.2. It is designed for efficient, safe, and reliable power transmission. It is mainly used for power supply in residential, commercial, and small industrial areas to ensure stable power output and long-term trouble-free operation. The transformer has built-in multiple safety protection functions, including overload protection, short circuit protection, and overvoltage protection, which can effectively prevent electrical failures and ensure the safety of the transformer under extreme working conditions. The transformer adopts advanced technology and high-quality materials, with low loss and high efficiency, which can minimize energy waste and improve power transmission efficiency.In-Depth Analysis
NPC Electric transformers are built to deliver high efficiency, reliable performance, and advanced safety, helping businesses reduce energy costs while ensuring stable power supply. With future-ready adaptability for renewable energy and smart grid applications, they provide a sustainable and innovative solution for today’s and tomorrow’s power needs.
Comparative Analysis of Efficiency and Loss
Compared to the industry average, NPC transformers exhibit lower losses and higher efficiency across the entire load range.
Load Efficiency Comparison(%)
No-load Loss Comparison(W)
High-efficiency Core Design
High magnetic permeability and low loss silicon steel sheets are used and processed by special process to reduce hysteresis loss and eddy current loss and improve conversion efficiency.
Improved Magnetic Permeability
+25%
Reduced Iron Loss
-30%
Multiple Protection Systems
IP65 protection grade design combines multiple protection measures such as anti-corrosion, anti-UV, anti-condensation and anti-small animal intrusion.
Waterproof Performance
IP65
Anti-Corrosion Ability
15 years+
Ultra-low Noise Technology
A special shock-absorbing structure, low-noise fans, and optimized heat dissipation design ensure operating noise is far below industry standards.
Noise Reduction
-15dB
Suitability for Residential Areas
Excellent
Intelligent Cooling System
The heat dissipation system with adaptive temperature control automatically adjusts the heat dissipation efficiency according to the load and ambient temperature to reduce energy consumption.
Heat Dissipation Efficiency
+40%
Temperature Stability
±2℃
Safety Wiring System
Insulated protective cover and anti-misoperation design ensure personnel safety during installation and maintenance and reduce accident risks
Insulation Grade
Class H
Safety Protection
IP2X
Intelligent Monitoring
An optional remote monitoring system is available to monitor operating status, temperature, load and other parameters in real time, and supports fault warning and remote diagnosis.
Data Collection Frequency
one times a minute
Fault Warning Accuracy
98%
Environmental Adaptability Analysis
NPC transformers have been rigorously tested and can operate stably under various harsh environmental conditions.
Temperature Range
-40℃ ~ +55℃
Can work normally in extreme high and low temperature environments
Humidity Adaptation
0 ~ 100% RH
Including condensation environment, no frost requirement
Seismic Resistance Level
IEC 60068-2-57
Suitable for earthquake-prone areas
Altitude
≤3000m
More than special design
Why Choose Us
As a trusted partner in energy savings and the development of green energy solutions, NPC Electric has played a pioneering role in the development of national smart grids across multiple regions.
Transformer Manufacturer
With over 30 years of manufacturing experience, we specialize in delivering reliable and efficient transformer solutions.
Our product portfolio includes Pad Mounted Transformers, Power Transformers, Dry Type Transformers, Pole Mounted Transformers, Oil-immersed Transformer, Substation Transformer and Distribution Transformers, serving diverse applications with proven quality and innovation.
NPC ELECTRIC is committed to providing partners with high-quality, high-performance, and high-reliability transformers.
Our product portfolio includes Pad Mounted Transformers, Power Transformers, Dry Type Transformers, Pole Mounted Transformers, Oil-immersed Transformer, Substation Transformer and Distribution Transformers, serving diverse applications with proven quality and innovation.
NPC ELECTRIC is committed to providing partners with high-quality, high-performance, and high-reliability transformers.
Transformer Installation
NPC Electric’s skilled engineers offer full-cycle support—from design consultation and technical drawings to on-site guidance and after-sales service—ensuring peace of mind at every stage of the project.
We have a technical team of over 60 members and more than 100 after-sales engineers, ready to assist customers with installation and on-site support. Till now, we have provided professional engineering services in countries such as Mongolia, Honduras, Peru, and Rwanda. Our services include winding resistance testing, oil testing, and installation support.
We have a technical team of over 60 members and more than 100 after-sales engineers, ready to assist customers with installation and on-site support. Till now, we have provided professional engineering services in countries such as Mongolia, Honduras, Peru, and Rwanda. Our services include winding resistance testing, oil testing, and installation support.
Transformer Testing
NPC Electric uses high-quality raw materials and advanced production processes, supported by strict quality control systems. Our products meet or exceed international standards such as IEC, UL, and ISO, ensuring safety, reliability, and long service life. All our cables are subject to third-party laboratory testing—such as by SGS, DNV, or witnessed directly by customers—to ensure compliance and performance.
Efficient Logistics & Timely Delivery
With over 4,200 square meters of strategically located warehouse space across China, we guarantee timely delivery and flexible logistics to meet tight global project schedules. We utilize specialized transportation teams across land, sea, and air to assist with shipping your products. We can arrange shipping on EXW, CIF, FOB, FCA, CIP, or any other terms requested by the client.
Product Show
Explore the detailed design and practical application scenarios of NPC transformers
Pad Mounted Transformer
Pad Mounted Transformer Design
3 Phase Transformer
Transformer Internal Structure
NPC Earth Transformer
Safe and reliable
Oil Immersed Transformer
Lightweight and compact with superior performance
Testing and Certification
Tested with precision and certified to meet international standards as
well as strict industry requirements.
Bare Cable Test Report
SGS Inspection Report
Certificate of Acceptance
ISO Quality Certificate
ISO Environmental Certificate
ISO Occupational Certificate
UL Laboratory Certificate
UL Product Certificate
Project Cases
NPC transformers have been successfully applied in many projects and have been highly praised by customers.
Mongolia Industrial Park
CompletedProvide stable and reliable power conversion solutions for industrial parks to meet diverse production needs.
Country：Mongolia
Model：Three Phase Pad Mounted Transformer x 8
Peru Electricity
CompletedEnsure power security in nearby industrial parks and meet diverse needs
Country：Peru
Model：NPC 220KV Power Transformer x 4
Dominican Electricity
CompletedDry-type transformers provide safe, efficient, and reliable power distribution in Dominican .
Country：Dominican
Model：NPC Dry Type Transformer x 6
Technical Advantages
● 30+ years of manufacturing experience
● ISO and UL certified production
● Customized cable and transformer solutions
FAQ From Customers
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What types of transformers do you manufacture?
We provide a full range of transformers including pad mounted transformers, power transformers, dry type transformers, pole mounted transformers, and distribution transformers, etc. -
How do your transformers ensure safety and reliability?
NPC transformers are built with advanced insulation systems, strict quality control, and international standard certifications, ensuring long-term safe and stable performance. -
Can transformers be customized for specific applications?
Yes. We offer customized designs to meet unique requirements in renewable energy, industrial, utility, and commercial applications. -
What is the typical service life of your transformers?
With proper maintenance, our transformers are designed for a service life of 25–30 years or more, ensuring reliable operation with minimal downtime. -
Do you provide after-sales service and technical support?
Absolutely. We offer comprehensive after-sales service, including installation guidance, maintenance support, and technical consultation.
Welcome your inquiry
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