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Our 280KVA 3 Phase 380V Industrial Power Transformer (SG Series) is a heavy-duty industrial-grade dry-type power solution, purpose-built for reliable, high-efficiency power conversion in demanding global industrial environments. With a standard 280KVA rated capacity (fully customizable) and flexible voltage configurations (input 220V/380V/400V/415V, output 220V/380V/440V, customizable), this transformer is fully compatible with 50/60Hz electrical systems, delivering ±2% output precision with no additional waveform distortion. It is the ideal power choice for factory power distribution, photovoltaic systems, EV charging stations, AI data centers, CNC machine tools, laser cutting machines, and precision instruments, trusted by electrical engineers and industrial operators worldwide for 24/7 uninterrupted operation.
Key Features & Competitive Advantages
Continuous Full-Capacity Operation: Optimized for non-stop industrial loads, with high-purity high-conductivity windings that deliver low temperature rise (＜80K), ensuring stable long-term performance even in harsh working conditions.
Ultra-Efficient Energy-Saving Design: New high-permeability silicon steel core enables noise-free (＜55dB) operation, ultra-low energy losses, and ≥90% working efficiency, drastically cutting long-term operational electricity costs.
Superior Electrical Safety & Insulation: Class F insulation, 3500V di-electrical strength withstand, ≥5MΩ insulation resistance, and 4% short-circuit resistance provide maximum protection for personnel and sensitive industrial equipment.
Rugged Customizable Protection: IP23/IP44/IP56/IP64 customizable enclosure, reliable high-insulation terminals, safety trip lock, and heavy-duty construction ensure durability in both indoor and outdoor industrial sites.
Smart User-Centric Design: Digital display for real-time working status monitoring, input/output indicators, optimized heat emission holes, convenient wiring structure, and brake-equipped universal wheels simplify installation and maintenance.
Why Choose Our 280KVA 3 Phase 380V Industrial Power Transformers
Full OEM/ODM Customization: We offer end-to-end customization for power, voltage, protection level, appearance, logo branding and packaging, plus free professional product photography and video producing services.
Rigorous Full-Process Quality Control: Every unit undergoes professional inspection from raw material intake to final assembly, with strict pre-shipment testing to ensure zero-defect delivery.
Global Logistics & Coverage: We support all mainstream transportation modes (sea, air, land, express, railway) and international trade terms (EXW, FOB, CIF, DDP, etc.), serving markets across Central Asia, East Asia, South Asia, Africa, South America and North America.
Lifetime After-Sales Support: We provide lifetime free telephone technical guidance, remote video installation support, free component replacement for warranty-covered quality issues, and optional on-site engineer services.
Flexible Production & Low MOQ: Monthly output reaches 10,000 units for small-power products and 2,000 units for large-power transformers, with a minimum order quantity of just 1 set for samples and bulk orders.
Technical Specifications
Item
Specification
Product Name
280KVA 3 Phase 380V Industrial Power Transformer
Brand
SHLEIPUSI (Customizable Supported)
Place of Origin
Shanghai, PRC
Rated Capacity
280KVA (Customizable)
Product Model
SG-280KVA (Customizable)
Rated Input Voltage
Three Phase 220V/380V/400V/415V (Customizable)
Rated Output Voltage
Three Phase 220V/380V/440V (Customizable)
Working Frequency
50/60Hz
Output Precision
±2%
Insulation Class
F
Protection Class
IP23/IP44/IP56/IP64 (Customizable)
Cooling Method
Dry Type Air Cooling
Working Efficiency
≥90%
Frequently Asked Questions (FAQ)
How long is the lead time?
3-7 working days for standard products, 10-30 working days for custom orders based on quantity and specific requirements.
How do you control product quality?
We conduct professional quality inspection at every production stage from raw material intake to manufacturing, and only ship products meeting strict international quality standards.
What are your payment terms?
30% deposit for standard products, 50% advance payment for custom orders, with the full balance settled before shipment.
Can you provide technical support for product installation?
Yes, our professional technical team offers full installation guidance and application support for global industrial customers.
What is your product packaging?
Large-capacity transformers use reinforced wooden cases, small products use high-strength cartons, with custom packaging available upon request.
Can you print our logo on the product?
Yes, we provide full OEM/ODM services, including custom logo placement on products, manuals and technical documents for eligible bulk orders.
What is your main market?
Our products are sold worldwide, covering core markets including Central Asia, East Asia, South Asia, Africa, South America and North America.
What is your production capacity?
Up to 10,000 units/month for small-power transformers, and 2,000 units/month for large-power industrial transformers.
What is your minimum order quantity (MOQ)?
Our minimum order quantity is 1 set, supporting both sample testing and bulk industrial procurement.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
17 Years
Total Annual:
5,800,000USD-7,300,000
Employee Number:
25~35
Ecer Certification：
Verified Supplier
Shanghai Lepus Electrical Equipment Co., Ltd. is located in Shanghai, China, and operates as an integrated manufacturer combining R&D, production, sales, and technical services. We specialize in industrial power supply equipment and provide reliable, efficient, and customized electrical soluti...
Shanghai Lepus Electrical Equipment Co., Ltd. is located in Shanghai, China, and operates as an integrated manufacturer combining R&D, production, sales, and technical services. We specialize in industrial power supply equipment and provide reliable, efficient, and customized electrical soluti...
