125kVA Dype Transformer, Pole Transformer, Pad Mounted Transformer | Jilin Haleymcgillen Transformer Co., Ltd.

About Jilin Haleymcgillen Transformer Co., Ltd.

Established in 2015, Jilin Haleymcgillen Transformer Co., Ltd. is a leading manufacturer of power transformers in China, specializing in research, development, production, and global sales. With over 3000 square meters of production space and four advanced facilities spanning 150,000 square meters, we deliver reliable electrical solutions to markets in Europe, the Middle East, Africa, and Asia.

Our commitment to excellence and innovation drives every product we build. We are proud to hold CE, ISO9001, and ISO13485 certifications, ensuring the highest standards in quality and safety.

ISO9001, CE, ISO13485 Certified
Export Experience in Over 50 Countries
One-Stop Service from Design to Delivery

Haleymcgillen Transformer Manufacturing Facility

Our Transformer Product Range

From low-voltage EI transformers to high-capacity 150 MVA power transformers, we offer a comprehensive portfolio built to IEC, CE, and ISO standards.

1.5 MVA Oil Immersed Transformer

High-efficiency power transformer with aluminum winding, compliant with IEC standards. Ideal for industrial and utility applications.

500kVA Dry-Type Transformer (SG)

Three-phase dry-type isolation transformer, flame-retardant resin casting, suitable for indoor installations and commercial buildings.

1000 kVA Power Transformer

Three-phase copper-wound oil-immersed transformer with on-load tap changer. Designed for 11/0.415kV distribution networks.

PQ Series High-Frequency Transformer

UL/RoHS certified, used in switch-mode power supplies. Available in PQ/EI/EF/EE19 configurations for 50–60Hz applications.

Transformer Oil Filter & Purifier

Vacuum oil filtration system for dewatering, degassing, and purifying used transformer oil. Ensures long-term equipment reliability.

S11-M Series Oil Immersed Transformer

Energy-efficient design with low no-load loss. Available from 30kVA to 2500kVA, compliant with IEC 60076 standards.

13.8kV Pad-Mounted Transformer

Compact substation solution with ratings from 100kVA to 500kVA. Ideal for urban and residential power distribution.

100VA–2500VA Toroidal Isolation Transformer

Low-noise, high-efficiency toroidal design for sensitive electronics and medical equipment. Excellent voltage regulation.

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Why Choose Haleymcgillen?

We combine advanced manufacturing, global compliance, and customer-first service to deliver unmatched value.

Certified Quality

CE, ISO9001, and ISO13485 certified manufacturing processes ensure every transformer meets international safety and performance standards.

Fast Response

We respond to all inquiries within 24 hours and offer competitive pricing with quick turnaround times for quotes and samples.

One-Stop Service

From custom design and prototyping to mass production and global shipping, we manage your entire project lifecycle.

Global Export Experience

Proven track record exporting to Europe, the Middle East, Africa, and Asia. We understand international logistics and compliance.

Frequently Asked Questions

What types of transformers do you manufacture?

We produce a wide range including oil-immersed transformers (S9, S11 series), dry-type transformers (SG series), EI transformers, box-type substations, toroidal isolation transformers, and high-frequency models (PQ/EI series).

Are your transformers certified?

Yes, our products comply with IEC, CE, CB, and ISO9001 standards. We also hold ISO13485 certification for quality management in electrical equipment manufacturing.

Can you customize transformers?

Absolutely. We offer custom design services for voltage, frequency, winding material (copper or aluminum), cooling type, and enclosure specifications to meet your exact requirements.

What is your production capacity?

With over 3000 square meters of dedicated production space and four manufacturing facilities, we can handle large-volume orders with fast turnaround times.

How do you ensure product quality?

We implement strict quality control at every stage — from raw material inspection to final testing. All units undergo dielectric, temperature rise, and short-circuit tests before shipment.

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