Transformer Manufacturer

Reliable Transformer Manufacturer

Express Delivery: As fast as 20 days.

Since 2004, Kerun Intelligent Control has been manufacturing low-voltage, medium-voltage, and high-voltage transformers for various industries worldwide. Over the past two decades, we have earned the trust of more than 1,000 global customers and possess extensive experience in local projects.

Transformer Type: Dry-Type, Oil-immersed, Distribution Transformer, Pad Mounted Transformer, Transformer Substation, and more.
UL, CE, IEC, ISO certified. Compliant with international standards and industry certifications.

One-Stop selection for transformers of diverse capacities and voltage levels.
Delivered faster than you expect!

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We Customize Your Transformer

Dry Type Transformer (1,000 kVA ~ 25,000 kVA)

Voltage: Input (10kV / 11kV / 20kV / 33kV / 35kV)
Output: 0.4kV / 400V / 415V / 6.3kV / 10.5kV
Features: SC(B) series, moisture-proof, fire-resistant, and maintenance-free, ideal for urban grids and commercial buildings.

Oil Type Transformer Standard (630 kVA ~ 3,150 kVA)

Distribution transformers used to step down voltage for local areas and industrial parks.
Primary Voltage: Typically Medium Voltage at 10kV, 11kV, 20kV, or 35kV.
Secondary Voltage: Usually Low Voltage at 0.4kV (400V) or 0.415kV.

Oil Type Transformer Larger (5 MVA ~ 240 MVA)

For main grid substations and power plants to handle large-scale power transmission.
Primary Voltage: High Voltage at 66kV, 110kV, or 220kV, compliant with IEC/ANSI/IEEE standards.
Secondary Voltage: Often Medium Voltage at 10kV, 11kV, 33kV, or 35kV to distribute power to regional substations.

Frequency: 50Hz / 60Hz Phases: Single-Phase, Three-Phase Winding: High-quality Copper or Aluminum Options: On-load tap changers (OLTC), off-circuit tap changers, intelligent monitoring systems, surge protection, and various cooling methods (ONAN/ONAF).

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Electric Furnace Transformer Special Transformer

220 kV Oil-Immersed Power Transformer

110 kV Oil-Immersed Power Transformer

66 kV Oil-Immersed Power Transformer

35 kV oil-immersed Transformer

10 kV Oil-immersed Transformer

10kv -35kv Dry Type Transformer

MLS-V Low Voltage Switchgear Of Drawer Model

High / Low-voltage switchgear

Stock Details of Kerun Transformer

The following table presents the current Stock details of Kerun Transformer. For immediate shipment or further information, please do not hesitate to contact us.

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Type	Primary Voltage	Secondary Voltage	Rating/Capacity	QTY
3 Phase Transformer	35kV	0.415kV	2500kVA	12
	11kV	0.4kV	2000kVA	15
	10kV	0.4kV	1250kVA	20
	33kV	0.415kV	3150kVA	8
	20kV	0.4kV	1600kVA	10
Dry Type Transformer	10kV	0.4kV	1250kVA	10
Dry Type Transformer	35kV	0.4kV	2500kVA	5
1 Phase Transformer	14.4kV	120/240V	100kVA	30
1 Phase Transformer	7.2kV	120/240V	50kVA	45

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CE/UL Switchgear & Switchboard

Besides transformers, we also manufacture low and medium voltage switchgear. As a leading switchgear manufacturer, we prioritize innovation and reliability in every product.

Reliable Performance: Ensures uninterrupted power distribution and protection for critical systems.
Fully Certified: Compliant with IEC, GB, and ANSI/IEEE standards; UL-ready components.
Custom-Built Solutions: Tailored designs to fit specific project requirements.
Enhanced Safety Features: Built with advanced protection mechanisms for operational safety.

Our annual production capacity is over 15,000 sets of switchgear and 5 million kVA of transformers. We can meet the needs of different customers with varying purchase quantities.

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XGN17-40.5 Indoor AC Box Type Fixed High Voltage Switchgear

XGN2-12 12kV Indoor High Voltage Ac Box Type Switchgear

SRM 1224kV Fully Insulated Fully Sealed Common Box Type Ring Network Switchgear

SRM 12kV 24kV Fully Insulated Fully Sealed Common Box Type Ring Network Switchgear

ABOUT KERUN

Building Power, Building Trust

Founded in 2004, Kerun Intelligent Control has focused on the power industry for nearly 20 years, dedicated to smart grid innovation and global low-carbon transformation. We boast a professional R&D team and a multi-level, cross-disciplinary R&D platform, including Zhejiang Province Enterprise Technology Center, Zhejiang Province Enterprise Research and Development Center, Zhejiang Kerun New Energy Charging Pile Research Institute, and Zhejiang Province Postdoctoral Workstation. With over 100 technical patents and 100+ test reports, we continuously drive product innovation to meet advanced demands in power transmission and distribution.

Zhejiang Kerun Intelligent Control Co., Ltd. has an annual production capacity of 5 million kVA transformers and 15,000 high-voltage switchgears. It can manufacture oil-immersed power transformers of 220kV and below, dry-type transformers of 110kV and below, high and low-voltage switchgear assemblies, as well as new energy-related products including energy storage containers, prefabricated substation cabins, and charging piles. Additionally, it produces scenario-specific transformers such as railway traction transformers and rectifier transformers, all of which comply with IEC, GB, and ANSI/IEEE international standards.

Committed to “meeting diverse needs through quality”, Kerun Intelligent Control leverages expert teams to provide : pre-sales consultation & customization, flexible logistics/payment options, and reliable maintenance – ensuring seamless producer-maintainer-customer collaboration.one-stop services

2004

Kerun was founded
25,000

Square meters of facility
109

million US dollars of revenue
350

employees
8,000

sets of monthly production capacity
20

days of lead time

Service

Krun provides specialized integrated solutions for customers to ensure it meets the customer’s requirement.Engineered Transformer Solutions for a Global Market. Stable, Certified, and Fast delivery