Hunan Hentg Power Electric Technology Co., Ltd.
                                                                                                           
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15 Years
Since 2011
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High Heat Dissipation Efficiency 0.4KV to 11KV Dry Type 100-2500KVA Distribution Transformer for Residential & Commercial Power Distribution indoor Manufacturer

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Product Description
Product Overview

HENTG dry-type transformers adopt advanced air-cooling technology and premium insulation materials, featuring high thermal dissipation, low noise, and high reliability. Suitable for residential, commercial, industrial, and municipal power distribution systems, meeting diverse electrification needs. This series supports customization based on site environment, capacity, and voltage requirements.

Key Product Points
  1. High Heat Dissipation Design — Special airflow structure ensures low temperature rise under full load.
  2. Excellent Insulation Performance — Available with Class A, F, or H insulation for extreme environments.
  3. Low Noise Operation — Optimized core and winding design, noise <45dB.
  4. High Reliability & Longevity — Oil-free, maintenance-free, life expectancy over 20 years.
  5. Customizable Solutions — Tailored voltage, current, capacity, and installation environment.
  6. Safe & Eco-friendly — Oil-free design, compliant with IEC & ANSI standards.
Technical Specifications
Specification Description
Capacity Range 100-2500 KVA
High Voltage Side 3.3kV / 6kV / 10kV / 11kV
Low Voltage Side 0.4kV / 0.415kV
Phases Three-phase
Cooling Method Natural Air Cooling (AN)
Insulation Class Class A
Cooling Medium Air
Frequency 50Hz / 60Hz
Noise Level <45 dB
Protection Level Customizable
Installation Location Indoor, electrical distribution room
Design Standards IEC60076
Connection Type Dry-type winding, terminal busbar
Fire Resistance Flame-retardant materials, EN 60754-1 compliant
Overload Capability Can withstand 110% rated load for 1 hour

Problem-Solving Solutions (for Extreme Climate Countries)

Market Challenges & Customer Needs: In extreme climate regions such as Saudi Arabia, Russia, and Canada, conventional dry-type transformers may suffer insulation aging, poor heat dissipation, and localized overheating under high or low temperatures, reducing reliability and lifespan.

HENTG Solutions:

  • High-class insulation materials ensure stable operation in both high heat and extreme cold.
  • Optimized airflow design improves heat dissipation, preventing overheating.
  • Dustproof and moisture-resistant design adapts to high humidity or dusty conditions.
  • Optional temperature control protection prevents abnormal temperature rise.
FAQ (For Extreme Climate Region Distributors & EPC Projects)
  1. Q: Is this dry-type transformer suitable for hot desert regions?
    A: Yes, available with Class F or H insulation materials to ensure reliable operation under high temperatures.
  2. Q: Can it operate in extremely cold environments like the Arctic?
    A: Yes, designed to withstand temperatures as low as -40°C for reliable startup and operation.
  3. Q: Can it be installed outdoors or semi-outdoors?
    A: Custom IP23 protection is available for dust and moisture resistance.
  4. Q: Will continuous high-load operation cause overheating?
    A: No, optimized airflow and high thermal conductivity materials allow 110% rated load continuous operation.
  5. Q: Can large-scale EPC projects order customized units?
    A: Yes, capacity, voltage, and dimensions can be customized for batch production and project integration.
  6. Q: Does it meet international certification standards?
    A: Yes, compliant with IEC60076, ANSI C57, and international safety & environmental standards.
Company Introduction

HENTG Power is a professional transformer manufacturer with over 20 years of experience in custom transformer design and production. We offer dry-type, oil-immersed, and special-purpose transformers for residential, commercial, industrial, and municipal power distribution systems. Our 50,000 m² factory is fully equipped for research, development, production, and testing. All products are internationally certified, ensuring reliability and safety. We are committed to providing global customers with efficient, energy-saving, and long-life transformer solutions, capable of stable operation even in extreme climate conditions.

Contact us now to get your customized dry-type transformer solution!
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Hentg Power Electric Technology Co., Ltd.
Location Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha,Hunan province, China
Contact Person Ms. Laurel

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