When it comes to industrial power distribution, three-phase dry-type transformers have become the preferred choice for modern facilities due to their safety, efficiency, and environmental friendliness. Unlike oil-filled transformers, these units use air as the cooling medium, eliminating fire hazards and maintenance concerns. The SG series, in particular, offers specialized solutions for demanding applications.
These transformers are widely used in:
At China Hongye Electric, we understand that off-the-shelf solutions don't always fit unique operational needs. That's why we offer comprehensive customization for SG three-phase dry-type transformers:
Our engineering team can adjust:
As a source manufacturer with our own factory, China Hongye Electric maintains complete control over production from silicon steel selection to final assembly. This allows us to deliver truly customized solutions without third-party markups.
When evaluating manufacturers, consider these critical factors:
Premium transformers feature:
China Hongye Electric subjects every unit to rigorous factory testing, including dielectric withstand, load cycling, and temperature rise evaluations before shipment. This commitment to quality is backed by our three-year warranty.
Lead times vary based on complexity, but our streamlined manufacturing process typically delivers custom units within 3-5 weeks. Simple modifications to standard models may ship sooner.
Our engineers will guide you through the process, but generally we need:
With 20 years of experience in power equipment manufacturing, China Hongye Electric has supplied over 10,000 industrial clients across various sectors. Our nine product series covering 54 categories provide one-stop solutions for diverse power conversion needs.
Beyond standard offerings, our technical team provides free selection guidance to ensure you get the optimal transformer configuration for your specific application. Whether you need standard or custom SG three-phase dry-type transformers, choosing an experienced manufacturer with in-house production capabilities makes all the difference.
Platform service phone18943662528 (WeChat: vip1806130).

Our senior engineers will match the right power solution for you — capacity calculation, non-standard customization and shipping support, all in one place.
whatsapp ID:+8618943662528
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Tell us about your load and our factory engineers will size the right power solution for you — free of charge.
Voltage Stabilizers: SBW Voltage Stabilizer, SVC Voltage Regulator, Compensating Voltage Regulator, Compensating Power Stabilizer, Three-Phase Contactless Stabilizer, Single-Phase Contactless Stabilizer, PLG Stabilizer-Transformer Combo, AC Purified Stabilizer, CWY Anti-Interference Parameter Stabilizer, High-Power DC Stabilized Power Supply, Outdoor Dedicated Stabilizer, Telecom Base Station Stabilizer, Computer Room Stabilizer, Elevator/Crane Stabilizer, Broadcasting & Telecom Stabilizer, CNC Machine Stabilizer, Medical Equipment Stabilizer, Printing Equipment Stabilizer, Programmable DC Power Supply, Purified Voltage Stabilizer
Transformers: SG Three-Phase Dry-Type Transformer, BK Single-Phase Control Transformer, Isolation Transformer, Dry-Type Auto Transformer, Dry-Type Isolation Transformer, UV Equipment Transformer, UPS/EPS Transformer, Medical Isolation Transformer, Energy-Saving Transformer, Zero-Adjustment Transformer, Surge-Protected Isolation Cabinet, K-Factor Transformer
Voltage Regulators: TDGC Single-Phase Regulator, TSGC Three-Phase Regulator, Manual Regulator, Motorized Regulator, Three-Phase Oil-Immersed Induction Regulator
Inverters / VFDs: Pure Sine Wave Inverter, Variable Frequency Drive, High-Power VFD, Vector Control VFD, Light-Duty Micro VFD
Frequency Converters: Frequency Converter, Single-Phase Frequency Converter, Three-Phase Frequency Converter, Smart Frequency Converter, Programmable Frequency Converter, Three-Phase-to-Single-Phase Converter
UPS: UPS Power Supply, SW Single-In/Single-Out UPS, SWD Three-In/Single-Out UPS, SWS Three-In/Three-Out UPS

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