Low Voltage Supply 30KVA Single Phase Pole Mounted Transformer 12.47KV to 240V for Residential Power Manufacturer
Transformador monofásico montado em poste de 30KVA (12,47KV a 240V) para energia residencial. Apresenta alta eficiência, design resistente às intempéries e opções personalizadas (enrolamentos de cobre/alumínio). Padrões IEC, vida útil de mais de 20 anos.

The Single Phase Pole Mounted Round Cylinder Transformer (30KVA, 12.47kV to 240V) is designed for reliable overhead power distribution in residential, rural, and light commercial applications. Engineered with high-efficiency silicon steel core technology and premium copper/aluminum windings, it ensures stable voltage conversion, low energy loss, and long service life even under extreme environmental conditions.
This transformer is widely used in North America, South America, Africa, the Middle East, and Southeast Asia, where pole-mounted distribution systems are preferred for cost-effective and scalable electrification.
Manufactured by HENTG Power, the product supports full customization based on IEC/IEEE/ANSI standards, making it suitable for utility companies, EPC contractors, and power distributors.
- High Efficiency Energy Conversion
Optimized core design reduces no-load loss and improves operational efficiency by up to 30%. - Weather & Climate Resistant Design
Suitable for extreme environments including high heat, humidity, dust, and coastal corrosion zones. - Compact Pole-Mounted Structure
Easy installation on distribution poles, reducing infrastructure cost and land usage. - Safe & Stable Operation
Integrated protection against overload, short circuit, and insulation failure. - Custom Voltage & Capacity Options
Supports OEM/ODM customization for different grid requirements (10kVA–250kVA). - Long Service Life
Advanced insulation system ensures durability over 20+ years of operation.
| Item | Specification |
|---|---|
| Rated Capacity | 30 kVA |
| Phase | Single Phase |
| Primary Voltage | 12.47 kV (customizable) |
| Secondary Voltage | 240V / 120V (optional) |
| Frequency | 50Hz / 60Hz |
| Cooling Method | ONAN (Oil Natural Air Natural) |
| Insulation Class | Class A / Class F optional |
| Core Material | High-grade grain-oriented silicon steel |
| Winding Material | Copper / Aluminum (optional) |
| Impedance | 2% – 5% (customizable) |
| Temperature Rise | ≤ 65K |
| Tank Type | Cylindrical / Round Type Sealed Tank |
| Mounting Type | Pole Mounted |
| Oil Type | Mineral oil / Eco-friendly oil (optional) |
| Standards | IEC 60076 |
| Protection | Overload, short circuit, surge protection |
| Ambient Temperature | -40°C to +50°C (high temperature design available) |
| Altitude | ≤ 1000m (customizable for high altitude regions) |





Market Challenges:
In regions such as Middle East, Africa, India, and Southeast Asia, transformers face severe operational stress due to:
- Continuous high ambient temperature (45°C–55°C)
- Dust storms and sand contamination
- High humidity and coastal salt corrosion
- Frequent overload during peak residential consumption
- Risk of oil degradation and thermal runaway
HENTG Power Engineering Solutions:
- High Thermal Resistance Insulation System
Designed with upgraded insulation materials to prevent breakdown under extreme heat conditions. - Enhanced Cooling Performance (ONAN Optimization)
Enlarged radiator surface and improved oil circulation ensure fast heat dissipation. - Anti-Explosion Pressure Relief Device
Prevents internal pressure buildup, reducing explosion and fire risks. - Fully Sealed Cylindrical Tank Design
Eliminates moisture ingress and minimizes oxidation of transformer oil. - Anti-Corrosion Coating System
Double-layer protective coating suitable for coastal and desert environments. - Overload Tolerance Design
Supports short-term overload capacity for unstable grid conditions in developing regions.
FAQ
Q1: Can this transformer operate in extremely hot climates like the Middle East or Africa?
Yes, it is specifically designed with high-temperature insulation and enhanced cooling systems suitable for up to 50°C–55°C ambient environments.
Q2: Can the voltage rating be customized for different countries?
Yes, we provide full customization for primary and secondary voltage based on national grid standards.
Q3: Is this transformer suitable for rural electrification projects?
Absolutely. The pole-mounted design is ideal for rural and remote residential power distribution systems.
Q4: What standards does your transformer comply with?
Our transformers comply with IEC 60076, IEEE, and ANSI standards depending on project requirements.
Q5: How long is the expected service life?
Under proper operation, the transformer can operate reliably for more than 20 years.
Q6: Do you support OEM/ODM and EPC project supply?
Yes, we provide full OEM/ODM customization and bulk supply for EPC contractors and utility companies.
Company Introduction (HENTG POWER)
HENTG Power is a professional manufacturer specializing in customized power transformer solutions for global energy distribution systems. With strong engineering capabilities and advanced production facilities, we design and manufacture a wide range of transformers including distribution transformers, pole-mounted transformers, pad-mounted transformers, dry-type transformers, and autotransformers.
Our products are widely used in utility grids, renewable energy systems, industrial power networks, and rural electrification projects across more than 60 countries worldwide.
We focus on:
- High-efficiency transformer design and manufacturing
- Full compliance with IEC, IEEE, and ANSI standards
- OEM/ODM customized engineering solutions
- Fast delivery for EPC and government projects
- Strict quality control and international testing systems
At HENTG Power, we are committed to delivering safe, efficient, and durable power transformer solutions that support global electrification and energy infrastructure development.

Contact HENTG Power today for customized pole-mounted transformer solutions tailored to your project needs.
-
Transformador de energia elétrica montado em poste de grau industrial 15kVA-100kVA 60Hz
Industrial Grade Pole Mounted Electrical Power Transformer 15kVA-100kVA 60Hz Frequency Product Specifications Attribute Value Frequency 60Hz Phase Single Phase Application Power Transformer Output Voltage 110V, 220V, 380V, 400V, 440V, 480V Input Voltage 11kV, 10.5kV, 3kV, 6.6kV, 6.3kV, 35kV, 12.47kV, 6kV Type Pole Mounted Transformer Standard DOE/IEC60076/IEEE Warranty 2 Years Vector Group Dyn11/Yyn0/Yd11/YNd11 MOQ 1 Set Usage Outdoor Power Line Operation Customized Accept
-
Transformador montado num pólo de fase única de 60 Hz 75kva 100kva 120V/240V
60Hz Single Phase Pole Mounted Transformer 75kva 100kva 120V/240V Product Specifications Attribute Value Frequency 60Hz Phase Single Phase Application Power Transformer Output Voltage 110V, 220V, 380V, 400V, 440V, 480V Input Voltage 11kV, 10.5kV, 3kV, 6.6kV, 6.3kV, 35kV, 12.47kV, 6kV High Voltage 6KV/6.6KV/10KV/10.5KV/11KV Low Voltage 120-240/240-480/347/600V Rated Capacity 10KVA-500KVA Vector Group Dyn11/Yyn0/Yd11/YNd11 Standard DOE/IEC60076/IEEE Warranty 2 Years MOQ 1 Unit
-
Transformador Montado em Poste de 50kVA e 100 kVA Monofásico Imerso em Óleo Classe IP65
50kVA 100 Kva Pole Mounted Transformer Single Phase Oil Immersed Transformer IP65 Class Product Specifications Attribute Value Frequency 50Hz, 60Hz, 50/60Hz Phase Single Phase Application Power Transformer Output Voltage 110V, 220V, 380V, 400V Input Voltage 6.6kV, 12.47kV, 3kV, 6.3kV, 6kV Type Oil-Immersed Transformer Rated Capacity 25-250kVA Cooling Method Dry Type Insulation Class Class A Protection Class IP65 Winding Material Copper Operating Temperature 40°C Mounting Type