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LT & HT Power Transformers Solutions

HT Medium & High Voltage

HT Medium & High Voltage power solutions designed for maximum grid stability and efficiency. Our portfolio includes high-capacity dry-type, oil-immersed, and compact substation systems.

Backed by Risen Electric’s specialized multi-facility supply network, global B2B buyers benefit from one-stop OEM/ODM customization, rigorous factory audits, and end-to-end quality control for all complex high-voltage projects.

Grid List
  • Three Phase Oil Immersed Transformer
    33kV 11kV Three Phase Oil Immersed Step Down Transformer
    A 33kV/11kV oil-immersed transformer specifically designed for regional main step-down substations. It has demonstrated outstanding performance in large-scale power grid construction in Africa and the Middle East, serving as a key node connecting the main grid and terminal distribution networks.
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  • Three Phase Immersed Distribution Transformer
    Three Phase Immersed Distribution Transformer S11 S13 50kVA 2500kVA 10kV 11kV 0.4kV
    The S11/S13 series oil-immersed distribution transformers are widely used across the globe. Renowned for their exceptional cost-performance ratio, high reliability, and remarkably long service life, they have become a "mainstay" in urban and rural power grids as well as in industrial and commercial power distribution.
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  • IEEE Dry Type Transformer
    IEEE Dry Type Transformer C57 500kVA 2500kVA 4.16kV 13.8kV 34.5kV 480V 60Hz NEMA UL Listed
    Manufactured in strict accordance with IEEE C57 standards and equipped with NEMA-standard enclosures, this is a flagship model designed for the North American and Latin American markets (60Hz). It meets UL listing requirements and demonstrates exceptional industry compliance.
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  • Compact Dry Type Transformer
    11kV Compact Dry Type Transformer 0.415kV 50kVA 630kVA IEC
    A compact 11kV/0.415kV dry-type transformer custom-designed for markets in Commonwealth nations, Southeast Asia, and Africa. It is precisely engineered to meet 415V/240V three-phase four-wire standards, offering plug-and-play functionality and easy maintenance.
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  • Utility Scale Solar Farm Compact Substation
    OEM Solar PV Compact Substation for Energy Storage
    A specialized box-type substation for the new energy sector. It utilizes a transformer with split-winding configuration, allowing for simultaneous connection to two inverter inputs; it features exceptional harmonic suppression capabilities and is perfectly suited for large-scale ground-mounted grid applications.    
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  • Single Cabinet Dry Type Substation
    Compact Indoor Integrated Dry-Type Package Substation
    Designed for space-constrained environments such as city centers and data centers, this unit integrates a dry-type transformer with MV and LV switchgear into a single cabinet assembly. It significantly reduces the equipment room footprint and shortens on-site installation time.    
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  • Plug And Play Mobile Substation
    Plug and Play Container Mobile Substation for Mining
    A true "plug-and-play" power supply solution. Housed in a standard 20- or 40-foot container, it offers exceptional mobility and impact resistance, specifically designed for mining sites, oilfields, and large-scale emergency projects.
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  • Medium Voltage Radial Substation
    Outdoor Pad Mounted Compact Substation 300-2500kVA IEEE
    Compact American-style pad-mounted substation featuring a shared-tank design that houses the transformer core alongside high- and low-voltage components. With a footprint only one-third that of European-style substations, it is widely used in urban power grids and commercial power supply systems adhering to North American standards.    
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  • Urban Compact Substation Solution
    66kV/110kV 10-63MVA Three-Phase HV Power Transformer with LTC
    The highly integrated YB series European-style box-type substation features a "Mu"  or "Pin"  shaped layout, seamlessly combining high-voltage ring main units, transformers, and low-voltage switchgear within a single weather-resistant enclosure, making it the preferred solution for urban power distribution.    
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  • 35kV cast resin dry type transformer
    35kV High Voltage Cast Resin Dry Type Transformer for Mining
    A high-voltage dry-type transformer developed to meet medium-voltage power transmission and distribution needs. It features exceptional resistance to lightning impulses and short-circuit stresses, providing large-scale industrial and mining enterprises with a direct 35kV-class step-down solution.
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  • 63MVA High Voltage Transformer
    10-63MVA 66/110kV Three Phase Power Transformer with LTC
    A core component for large-scale hub substations—the 110kV-class power transformer. It features On-Load Tap Changer (OLTC) functionality, enabling smooth voltage regulation without interrupting the power supply, with a maximum capacity of up to 63 MVA per unit.    
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  • Dry Type Transformer SCB13
    Energy Efficient Dry Type Transformer SCB13 800kVA 2500kVA IE3 IE4 Low Noise
    The SCB13 series ultra-low-loss dry-type transformers are specifically designed for green, energy-efficient projects. They meet international IE3/IE4 energy efficiency standards, help buildings achieve LEED or BREEAM certification, and offer lower lifecycle operating costs.
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