Transformer,Pole-Mounted Circuit Breaker,High-Voltage Switchgear Series,Oil Immersed Transformer,Dry Type TransformerProducts-Zhejiang Sut Electric Technology Co., Ltd.

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Discover our comprehensive range of high-performance power transmission and distribution equipment. Complying strictly with IEC and IEEE international standards, our product portfolio spans 10kV to 220kV power transformers, intelligent high/low voltage switchgear, and robust outdoor pole-mounted circuit breakers. Engineered for optimal efficiency, superior insulation, and maximum reliability, our solutions are trusted by global utilities and industrial projects.

35kV Power Transformer

110 kV-Class Power Transformers

220kV Class Power Transformer

S13‑M Type Oil‑Immersed Distribution Transformer

S20 Energy‑Saving Oil‑Immersed Distribution Transformer

SH15‑M Amorphous Alloy Oil‑Immersed Distribution Transformer

35kV SC (B) Epoxy Resin Cast Dry‑Type Power Transformer

SC (B) 14 Epoxy Resin Cast Dry‑Type Distribution Transformer

ZW20 Integrated Primary and Secondary Pole-Mounted Circuit Breaker (Common Enclosure Type)

Partners

Transformer Testing Equipment

Comprehensive benchmarking systems designed for automatic measurement of transformer no-load/load losses, winding resistance, insulation, and voltage ratios with high-precision digital data logging.

Epoxy Resin Casting Equipment

High-vacuum automated resin casting systems engineered to isolate moisture and eliminate micro-voids, ensuring supreme dielectric strength for dry-type electrical coils.

Vacuum Oil Filling Equipment

Advanced multi-stage vacuum degasification and oil purification units, tailored to remove trace moisture and particulates for optimal transformer insulation processing.

FAQ

Are you a factory or a trading company?: We are a professional manufacturer specializing in the design and production of electrical power equipment. Our main product lines include:Oil-Immersed Transformers;Dry-Type Transformers;High & Low Voltage Switch;Complete Sets

What is your packaging guarantee?: We strictly adhere to export standard packaging to ensure the safety of goods during transportation. In addition, we can customize packaging according to the specific requirements of customers.

Where is your factory located? Can we visit?: Our main production base is located in Wenzhou, Zhejiang, China, covering an area of over 3200 square meters. We welcome customers to visit the factory, as face-to-face discussions are important for project planning and technical coordination. Please contact the sales team to arrange a visit.

What types of transformers do you manufacture?: We produce a full range: Oil-immersed Transformers ; Dry-Type Transformers and Special Transformers.

Can you provide technical datasheets and CAD drawings?: Of course. For project evaluation, we provide preliminary datasheets and dimensional drawings free of charge within 24 hours. Certified General Assembly (GA) drawings will be provided after order confirmation.

Do you provide OEM/ODM services?: Yes, we support customization services. We can put your logo on the nameplate, paint the fuel tank in your corporate colors, customize sizes, packaging, and dimensions on your project requirements