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{"title":"IP 54 Outdoor use voltage transformer three phase dry type isolation voltage","imgUrl":"https:\/\/img.chinax.com\/nimg\/24\/df\/7191d8e7038bdf6009185a578818-200x200-1\/ip_54_outdoor_use_voltage_transformer_three_phase_dry_type_isolation_voltage_transformer.jpg","attrs":{"Brand Name":"SHLEIPUSI Or Support OEM\/ODM Service","Model Number":"SG-80KVA Or Customized","Certification":"CE;ISO9001;UL","Place of Origin":"Shanghai"}}
{"title":"160KW 200KVA 10000V 400V 420V 440V Transformer 3 Phase Voltage Transformer","imgUrl":"https:\/\/img.chinax.com\/nimg\/a3\/f9\/747aeb15f1dcfb8c77871e629086-200x200-1\/160kw_200kva_10000v_400v_420v_440v_transformer_3_phase_voltage_transformer.jpg","attrs":{"Brand Name":"SHLEIPUSI Or Support OEM\/ODM Service","Model Number":"SBK-200KVA Or Customized","Certification":"CE;ISO9001;UL","Place of Origin":"Shanghai"}}
{"title":"120KVA 100KW Voltage Transformer 480V To 220V Step down Dry Type Voltage","imgUrl":"https:\/\/img.chinax.com\/nimg\/1d\/47\/a0f898bae4bcc4b3517fae4a8f99-200x200-1\/120kva_100kw_voltage_transformer_480v_to_220v_step_down_dry_type_voltage_transformer.jpg","attrs":{"Brand Name":"SHLEIPUSI Or Support OEM\/ODM Service","Model Number":"SBK-120KVA Or Customized","Certification":"CE;ISO9001;UL","Place of Origin":"Shanghai"}}
Our 250KVA 380V To 220V Step Down Voltage Transformer (SG Series) is a high-performance industrial-grade 3-phase dry-type power solution, engineered to deliver precise, stable voltage step-down conversion from 380V to 220V for global industrial and commercial applications. Compatible with 50/60Hz electrical systems, this transformer supports full-capacity continuous operation, with ±2% output precision and no additional waveform distortion, making it the ideal power choice for factory power distribution, AI data centers, CNC machine tools, laser cutting machines, photovoltaic systems, EV charging stations, medical equipment, and precision instruments. Trusted by electrical engineers and industrial operators worldwide, it ensures reliable power supply for even the most demanding 24/7 loads.
Key Features & Competitive Advantages
Precise Stable Step-Down Conversion: Delivers consistent 380V to 220V voltage reduction with ±2% output precision, no additional waveform distortion, and 4% short-circuit resistance, perfectly matching sensitive industrial equipment and precision devices.
High-Efficiency 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: High-purity winding material delivers strong conductivity and low temperature rise (＜80K); Class F insulation, 3500V di-electrical strength withstand, and ≥5MΩ insulation resistance ensure maximum operational safety.
Rugged Durable Construction: Customizable IP23/IP44/IP56/IP64 protection enclosure, reliable high-insulation terminals, safety trip lock, and premium nylon insulation frame guarantee long service life in harsh industrial environments.
Smart User-Friendly 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 250KVA 380V To 220V Step Down 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 making 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 & Market 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
250KVA 380V To 220V Step Down Voltage Transformer
Brand
SHLEIPUSI (Customizable Supported)
Place of Origin
Shanghai, PRC
Rated Capacity
250KVA (Customizable)
Product Model
SG-250KVA (Customizable)
Rated Input Voltage
Three Phase 380V (Customizable)
Rated Output Voltage
Three Phase 220V (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 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.
Our Factory
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...
