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Oil Immersed Current Transformer Rectangle Model Oil Cooled Electrical Transformer Solution for Electrical Load Management

Product Summary

Product Description: Our oil-immersed transformer provides excellent cooling and insulation capabilities, ensuring dependable power distribution. Its advanced design focuses on maximizing efficiency while maintaining reliable thermal management. Equipped with a high-efficiency, low-loss core, this ...

Key Attributes
Brand Name: TNNPI
Model Number: ESP Transformer
Certification: CE,ISO,UL
MOQ: 1
Supply Ability: OEM/ODM
Delivery Time: 7-14 Business Days
Payment Terms: T/T,Western Union
Standard Packaging: Wooden Crate+steel Frame
Product Custom Attributes
Product Description:
Oil Immersed Current Transformer
Capacity Range:
<31500kVA
Reference Standards:
IEC60076
Thermal Insulation Level:
Class H/F
Altitude:
Up To 1,000m Above Sea Level
Application:
Electric
Corematerial:
Silicon Steel
Coolingmethod:
Oil Immersion
Product Description

Product Description:

Our oil-immersed transformer provides excellent cooling and insulation capabilities, ensuring dependable power distribution. Its advanced design focuses on maximizing efficiency while maintaining reliable thermal management.

Equipped with a high-efficiency, low-loss core, this transformer exhibits remarkable resistance to short circuits and boasts superior overload capacity. These features guarantee stable performance over an extended operational lifespan.

Perfectly suited for use in power grids, industrial environments, and outdoor settings, our oil-filled transformer is built with durability in mind. It operates quietly and is designed for straightforward maintenance, helping to reduce your overall operating expenses.


Features:

  • Product Name: Oil Immersed Transformer
  • Shape: Rectangle
  • Protection Features: Buchholz Relay, Pressure Relief Device
  • Warranty: 1 Year
  • Product Description: Oil Immersed Current Transformer
  • Core Material: Silicon Steel
  • Type: Oil Immersed Power Transformer
  • Suitable for use as Oil Insulated Distribution Transformer
  • Reliable and efficient Oil Immersed Power Transformer design

Technical Parameters:

Protection Features Buchholz Relay, Pressure Relief Device
Reference Standards IEC60076
Shape Rectangle
Application Electric
Vector Group Dyn 11
Thermal Insulation Level Class H/F
Capacity Range <31500kVA
Coil Materials Cu/Cu
Core Material Silicon Steel
Warranty 1 Year

Applications:

The TNNPI ESP Transformer, an oil cooled electrical transformer, is engineered for diverse application occasions and scenarios requiring reliable and efficient power transformation. Originating from Henan and certified with CE, ISO, and UL standards, this oil submerged electrical power transformer is designed to meet the highest industry requirements.

In industrial settings where stable and consistent power supply is critical, the ESP Transformer excels in transforming high input voltages ranging from 6kV, 11kV, 22kV, 33kV, 35kV to 69kV down to output voltages of 400V or 415V. Its robust silicon steel core and copper coil materials ensure high efficiency and durability under heavy load conditions, making it ideal for factories, manufacturing plants, and large commercial facilities.

The oil submerged electrical power transformer is particularly suitable for outdoor and harsh environment installations. The oil cooling system effectively dissipates heat, allowing the transformer to operate smoothly even under continuous high-power demand. Additionally, the incorporation of advanced protection features such as the Buchholz relay and pressure relief device guarantees enhanced safety and reliability, preventing potential faults and minimizing downtime.

For power distribution networks, the ESP Transformer plays a vital role in stepping down high transmission voltages to usable levels for residential and commercial consumption. Its adaptability to various input voltages and compliance with international certifications make it a preferred choice for utility companies and energy providers. The transformer’s packaging in wooden crates with steel frames ensures secure transportation and delivery within 7-14 business days, supporting quick deployment in project sites.

With a minimum order quantity of one unit and flexible payment terms including T/T and Western Union, the TNNPI brand offers OEM/ODM supply ability, catering to customized requirements and large-scale orders. The ESP Transformer’s design and features make it an indispensable component in electrical infrastructure, supporting applications ranging from power plants and substations to renewable energy integration and data centers.


Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
5
100%
4
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3
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All Reviews
W
wahyu yanto from Indonesia
Sep 11.2025
Silver-plated contacts ensure excellent conductivity and reliable contact.
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M
Mbarga Patou from Cameroon
Jul 30.2025
Excellent oil sealing—no leaks at all.
Review Image
T
TIE XIAOBIN from United States
Jun 13.2025
Lightweight operation, clear markings, strong compatibility—highly recommended!
Review Image
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