Choosing the right electrical transformer manufacturer can feel overwhelming—so many options, so much at stake! Whether you’re outfitting a new facility or upgrading old equipment, the quality of your transformer supplier directly impacts reliability, safety, and long-term costs. That’s why finding the best factory isn’t just smart—it’s essential. Working with top manufacturers means better performance, fewer headaches, and peace of mind. Ready to power up your project with the best? Dive in to see our top picks!

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10 Leading Power Transformer Manufacturers in the USA (2024)

Product Details:
The companies offer a wide range of power transformers including padmount, pole-mount, substation, dry type, grounding, and specialty transformers. Additional services include rental, repair, recycling of obsolete transformers, and industry standard compliance and advocacy.

Technical Parameters:
– Transformers designed to IEEE and ANSI standards with over 30-year lifespan
– Substation transformers available up to 60 MVA capacity (Meta Power Solutions)
– Product offerings include both dry type and oil-filled transformers
– Offerings tailored to meet various voltage and frequency requirements

Application Scenarios:
– Utilities and power distribution networks
– Oil and gas industries
– Renewable energy projects such as solar power
– Commercial and industrial facilities including bitcoin mining and data centers

Pros:
– Ecologically friendly recycling and sustainable processes (American Transformer
– Custom and conventional designs for specialized needs across industries
– Quick delivery and nationwide coverage for sales, rentals, and repairs (Maddox
– High reliability and adherence to industry standards (IEEE, ANSI)

Cons:
– Limited explicit mention of high-voltage or highly specialized transformer
– Some companies focus only on certain transformer types (e.g., dry type) which

10 Leading Power Transformer Manufacturers in The USA (2024)

Product Details:
Power transformers including padmount, pole-mounted, substation, dry type, oil-immersed, specialty, high-frequency, grounding, and custom electromagnetic assemblies. Additional offerings include prefabricated substations, voltage stabilizers, frequency inverters, switchgear, and transformer rentals/repairs.

Technical Parameters:
– IEEE and ANSI standard compliance (some manufacturers)
– Eco-friendly and energy-efficient designs
– Lifespan exceeding 30 years (for select products)
– UL-listed and ITAR/ISO-certified production for some transformers and assemblies

Application Scenarios:
– Renewable energy projects (solar, wind, etc.)
– Industrial and commercial power distribution
– Utility grid upgrades and emergency replacements
– Specialized uses in oil & gas, mining, data centers, and offshore applications

Pros:
– Customizable solutions to meet specific voltage, frequency, and application
– Focus on sustainability, reduced waste, and eco-friendly designs
– Short lead times, emergency support, and broad distribution networks
– Adherence to recognized safety and quality standards (UL, IEEE, ANSI, ISO, ITAR)

Cons:
– Limited mention of advanced digital/remote monitoring features
– Potential lack of standardization across custom solutions from different
– No explicit pricing, size, or detailed efficiency metrics provided

Top Transformers Manufacturers and Suppliers in the USA and … – Linquip

Product Details:
Manufacture and supply of various types of transformers, including standard and custom models: power transformers (step-up, step-down), audio, toroidal, low-profile, inverter, surface mount, plug-in, oil-filled, dry-type, water-cooled, compartmentalized, three-phase, PCB, constant voltage, autotransformers, furnace, traction duty, current sense, flyback, balun, distribution, isolation, control, and specialized transformers from leading US and worldwide companies.

Technical Parameters:
– Voltage levels conversion for efficient power distribution (step-up and
– Products include features such as thermal shock resistance, electrostatic
– Multiple transformer types: oil-filled, dry-type, water-cooled, single-phase
– Customization and prototyping/design services offered by several manufacturers

Application Scenarios:
– Electricity distribution from power stations to cities, industries, homes, and
– Use in electronic devices such as laptops, refrigerators, pumps, audio/video
– Industrial uses including furnaces, power packs, traction systems, and phase
– Rental, reconditioning, retrofitting, and obsolete equipment replacement in

Pros:
– Wide variety of transformer types and customization options available
– Supply of related electrical components such as generators, inductors, power
– Advanced features for durability, safety, and electromagnetic compatibility (e
– Comprehensive product and support services including rental, testing, repair,

Cons:
– Technical specifications such as power ratings, efficiency, and detailed model
– Potential for information gaps or lack of uniformity in offerings across
– No explicit drawbacks or product limitations mentioned by the source

Top 30 Electrical Transformer Manufacturers – iEVPower

Product Details:
All companies analyzed manufacture and supply various types of electrical transformers, including standard, custom, new, reconditioned, and rental units. Offerings span dry-type, liquid-filled, drive isolation, substation, grounding, mining, and high-rise transformers, as well as transformer components, installation, maintenance, repair, and surplus management services.

Technical Parameters:
– Voltage ratings from 10kVA up to 1200 MVA and 345kV (across companies, e.g.,
– Products engineered to meet/exceed international and industry standards (ANSI,
– Specialized transformer types offered: dry-type, liquid-filled, substation,
– Factories and key facilities: MGM’s 350,000 sq ft US footprint (incl. 120,000

Application Scenarios:
– Commercial and industrial electrical systems for utilities, manufacturing,
– Projects requiring rapid delivery, custom engineering, or specialty
– Power infrastructure installations and upgrades both in the US and
– Retrofits, repairs, and service/replacement of legacy or third-party

Pros:
– Wide range of products with options for standard, custom, and refurbished units
– Strong engineering expertise in specialized transformer designs and
– Robust after-sales services, including installation, maintenance, repair,
– Commitment to quality (factory testing, certifications, ‘Made in America’,

Cons:
– Limited details on product energy efficiency, digital features, or advanced
– International buyers may encounter longer lead times or require local standards
– Some providers may lack breadth in product range beyond transformers (e.g.,
– Not all brands are equally established globally; some (like Daelim) are

United States Transformer Companies – Top Company List

Top Transformer Manufacturers in United States – ensun.io

WEG Transformers USA: Transforming Energy Into Solutions

Product Details:
WEG specializes in industrial electrical equipment, including electric motors, drives, automation systems, and power generation solutions. Offerings cater to a variety of industries such as oil and gas, water, renewables, mining, and more.

Technical Parameters:
– Motors available in low, medium, and high voltage ranges
– Drives and soft-starters support advanced automation and speed control
– Customizable solutions for energy efficiency and industrial applications
– Certifications for hazardous locations and compliance with international

Application Scenarios:
– Industrial automation and process control
– Water and wastewater treatment plants
– Renewable energy installations such as wind and solar
– Oil and gas sector machinery

Pros:
– Wide range of configurable products for diverse industry needs
– Emphasis on energy efficiency and reliability
– Strong global presence and technical support
– Compliance with international certifications and safety standards

Cons:
– Technical complexity may require specialized knowledge for installation and
– Premium product offerings may have higher upfront costs compared to standard

Home – MGM Transformers

Product Details:
MGM Transformers manufactures a range of medium and low voltage transformers, including dry-type and oil-filled designs, as well as control power transformers and transformers for power distribution units. The products cater to both custom and stocked needs, serving sectors such as data centers, renewables, industrial, commercial, and utilities.

Technical Parameters:
– Medium Voltage Dry Type: Single-phase and three-phase dry-type distribution
– Dry Substation (VPI): Windings impregnated with resin under vacuum and pressure
– Medium Voltage Oil Filled: Padmount compartmental and liquid filled substation
– Low Voltage: Power distribution units are low-profile and custom-designed for

Application Scenarios:
– Power distribution in commercial, residential, and industrial settings.
– Data centers requiring high-power-density PDUs.
– Utilities and renewables for grid infrastructure.
– Control circuits and electromagnetic equipment support.

Pros:
– Wide variety of both standard and custom transformer solutions.
– Stocked inventory available across 20 major cities for faster delivery.
– Specially engineered products for enhanced insulation and safety, including
– Proudly manufactured in America with a history of reliability since 1974.

Cons:
– Technical specifications (power ratings, dimensions, certifications) are not
– Customization may lead to longer lead times for non-stocked items.
– Limited detailed information about product limitations or constraints.

Top 10 Power Transformers Manufacturers in the USA

Product Details:
Jiangsu First Power Co., Ltd. provides a range of power transformers including oil immersed transformers, dry type transformers, pad mounted transformers, compact substations, isolation transformers, and AVR/Voltage stabilizers.

Application Scenarios:
– Electrical substations
– Industrial and commercial power distribution
– Voltage stabilization for sensitive equipment
– Compact installations for urban or limited-space settings

Pros:
– Diverse product portfolio for various power transformer needs
– Offer both oil-immersed and dry-type solutions to suit different environments

Transformer Supplier | Transformer Manufacturer USA

Product Details:
Olsun is a US-based manufacturer and supplier of a wide variety of dry type transformers, including general purpose, substation, encapsulated (Haz-Pac and Sil-Pac), pad mounted, cast coil, drive isolation, grounding, harmonic mitigation, K-rated, marine duty, multi-pulse, noise attenuating, step-up, test, and triplex transformers. The company also offers encapsulated, marine duty/ABS, and specialty transformers, as well as metal-enclosed switchgear products.

Technical Parameters:
– Dry type construction for many transformer models
– Specialized transformer designs: encapsulated (Haz-Pac, Sil-Pac), marine
– Pad mounted, cast coil, and core & coil substation options available
– Products designed for medium-voltage and industrial-scale applications

Application Scenarios:
– Marine/Ocean drilling applications (marine duty/ABS transformers)
– Rail infrastructure (cast coil and substation transformers)
– Oil refinery environments (encapsulated HazPac, SilPac transformers)
– Universities, medical facilities, and hospitality venues (general substation

Pros:
– Comprehensive range of transformer types for diverse applications
– Specialized solutions for harsh and hazardous environments (Haz-Pac, Sil-Pac,
– Proudly manufactured in the USA with UL-listed options available

Cons:
– Technical specifications for individual transformer models are not provided in
– Potential lack of customization information or details on standard

Comparison Table

Company	Product Details	Pros	Cons	Website
10 Leading Power Transformer Manufacturers in the USA (2024)	The companies offer a wide range of power transformers including padmount,	Ecologically friendly recycling and sustainable processes (American Transformer	Limited explicit mention of high-voltage or highly specialized transformer	transformermfg.net
10 Leading Power Transformer Manufacturers in The USA (2024)	Power transformers including padmount, pole-mounted, substation, dry type,	Customizable solutions to meet specific voltage, frequency, and application	Limited mention of advanced digital/remote monitoring features Potential lack	www.sntoom.com
Top Transformers Manufacturers and Suppliers in the USA and … – Linquip	Manufacture and supply of various types of transformers, including standard and	Wide variety of transformer types and customization options available Supply of	Technical specifications such as power ratings, efficiency, and detailed model	www.linquip.com
Top 30 Electrical Transformer Manufacturers – iEVPower	All companies analyzed manufacture and supply various types of electrical	Wide range of products with options for standard, custom, and refurbished units	Limited details on product energy efficiency, digital features, or advanced	ievpower.com
United States Transformer Companies – Top Company List				www.mordorintelligence.com
Top Transformer Manufacturers in United States – ensun.io				ensun.io
WEG Transformers USA: Transforming Energy Into Solutions	WEG specializes in industrial electrical equipment, including electric motors,	Wide range of configurable products for diverse industry needs Emphasis on	Technical complexity may require specialized knowledge for installation and	weg.us
Home – MGM Transformers	MGM Transformers manufactures a range of medium and low voltage transformers,	Wide variety of both standard and custom transformer solutions. Stocked	Technical specifications (power ratings, dimensions, certifications) are not	www.mgmtransformer.com
Top 10 Power Transformers Manufacturers in the USA	Jiangsu First Power Co., Ltd. provides a range of power transformers including	Diverse product portfolio for various power transformer needs Offer both		www.jsfirstpower.com
Transformer Supplier	Transformer Manufacturer USA	Olsun is a US-based manufacturer and supplier of a wide variety of dry type	Comprehensive range of transformer types for diverse applications Specialized	Technical specifications for individual transformer models are not provided in

Frequently Asked Questions (FAQs)

How do I identify reputable electrical transformer manufacturers in the USA?

Start by checking for certifications like ISO 9001, industry affiliations, and customer reviews. Reputable manufacturers typically display their certifications and have a solid track record, which you can verify through references and client testimonials.

What factors should I consider when choosing a transformer manufacturer?

Key factors include product quality, lead times, customization capabilities, pricing, compliance with industry standards, after-sales support, and the manufacturer’s experience in your specific industry.

Can US transformer manufacturers offer custom solutions for unique requirements?

Yes, many US manufacturers provide custom transformer design and manufacturing services. Be ready to share your specific technical requirements so they can develop a tailored solution that meets your exact needs.

How do I ensure the manufacturer complies with safety and quality standards?

Ask for documentation of compliance with UL, IEEE, ANSI, or other relevant safety standards. Certified manufacturers will provide this information readily and explain how their processes meet or exceed these standards.

What kind of support can I expect after purchasing transformers from a US manufacturer?

Most reputable manufacturers offer comprehensive after-sales support, including installation assistance, troubleshooting, spare parts, maintenance, and warranty services. It’s smart to clarify the types and duration of support available before finalizing any purchase.