Powered by Made-in-China.com
High Performance Oil-Immersed Transformer for Robust Industrial Applications
US$999.00-62,000.00
1 Piece
Product specifications
capacity
voltage
Product profile
Customization
AvailableApplication
Power, Electronic, Instrument, Lighting, RectifierPhase
ThreeModel NO.
30KVA-3600KVACore
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001-2000, ISO9001Usage
Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
RingCoil Structure
Copper/Aluminum CoilsService Life
More Than 20 YearsTransport Package
Customized Solid Wooden CaseSpecification
30KVA-3600KVATrademark
NewfieldOrigin
QingdaoProduction Capacity
10000pieces/YearKey features
Long Service Life: Designed for durability with a service life exceeding 20 years and up to 25 years of stable operation.
Low Energy Loss: Advanced core materials and design minimize energy consumption and reduce operational costs.
Comprehensive Safety Protection: Features full protection alarms and automatic power cuts for overvoltage, overcurrent, and oil leakage.
Customizable Coil Structure: Offers flexible options for Copper or Aluminum coils to meet specific project requirements.
International Certifications: Certified by ISO 9001, CCC, CE, and UL, ensuring compliance with IEC standards.
Versatile Applications: Suitable for power grids, industrial enterprises, residential areas, and commercial complexes.
High Production Capacity: Annual output exceeds 10,000 units ranging from 30KVA to 20MVA.
Professional Packaging: Uses fumigated solid wooden cases with shock-absorbing fillers for safe international transport.
Company profile
Business Type: Manufacturer/FactoryExport Year: 2025-10-11Nearest Port: Qingdao PortAverage Response Time: ≤0.01hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CIF, EXW, CFR, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
AI-Powered supplier vetting
SummaryQingdao Newfield New Energy Technology Co., Ltd. is a limited manufacturing and R&D company offering power transformers, dry-type transformers, box-type substations and related electrical equipment. It holds multiple management and product certifications, reports quality assurance, and has experience exporting to numerous global regions. Production evidence includes six operated lines, three additional stated production lines, and 41–50 quality-control staff, although the employee count is stated as 25 in another slice and should be verified. The supplier has inventory capability and accepts common trade terms, but lacks overseas warehouses, showrooms, agents or branches, and has not participated in offline trade shows. Its R&D information indicates no available SDK, while financial records are identified only by years without substantive performance data. Manufacturing capacity is weakened by the absence of a valid contract with associated subcontractors. No Fortune 500 customer relationships or named...
Supplier typeThe supplier is identified as a limited company and a combined company, with manufacturing, R&D and sales activities covering power transformers, substations and related electrical equipment. It is not part of a larger company group and is not an offshore company.
CertificationsThe supplier reports ISO9001:2015, ISO45001:2018 and ISO14001 certifications, CCC product certification, and ISO 9000/ISO 9001 management-system certifications. A TUV Rheinland audit record is shown as valid from 2026-02-06 to 2027-02-05, but the audit result is recorded as 0 without an explanation.
After-Sales capabilityThe supplier has inventory capability and can quote FOB, CIF, CFR and EXW terms, with service proximity to Qingdao Port. However, it has no overseas warehouse, showroom, agent or branch, serves zero stated overseas countries through those capabilities, and complaint-handling procedures lack written records.
R&D capabilityThe supplier conducts R&D and employs R&D engineers with 6–10 years of total experience, and its stated business scope includes manufacturing and research and development. Nevertheless, it explicitly reports no available SDK, and no concrete patents, products, projects or technical achievements are provided.
Client casesThe supplier reports eight years of international trade and export experience and exports to a wide range of global markets. It explicitly reports no partnerships with Fortune 500 companies, and no named customers, project references, or verifiable case studies are supplied.
Product Q&A
Q:Does your company hold any relevant international quality certifications?
A:
Yes, our factory is ISO 9001 Quality Management System certified. Our products comply with international standards such as IEC (International Electrotechnical Commission) and CE. We can also apply for certifications specific to other countries upon customer request.
Q:What is your factory's production capacity? What is the annual output?
A:
We operate a modern production base with advanced production lines. Our annual production capacity exceeds 10,000 units. We manufacture oil-immersed and dry-type transformers ranging from 30KVA to 20MVA.
Q:How do you ensure product quality?
A:
Our quality assurance spans the entire process: Source Control: Strict supplier screening and incoming inspection of raw materials. Process Control: Quality control points established at critical production stages. Final Inspection: Each transformer undergoes rigorous factory testing before shipment, with test reports provided.
Q:What types of transformers do you primarily manufacture?
A:
We mainly produce: Oil-immersed transformers: Suitable for outdoor, power plant, and large industrial projects, offering a wide power range and high cost-effectiveness. Dry-type transformers: Ideal for indoor, commercial buildings, hospitals, data centers, and other locations with high fire safety requirements.
Q:What are the primary materials for transformers? Are windings copper or aluminum?
A:
We offer both materials: Copper windings: Higher conductivity, better efficiency, smaller size, high mechanical strength, longer lifespan, but higher cost. Aluminum windings: Lower cost, lighter weight, fully qualified alternative material. We recommend clients select suitable materials based on project budget, efficiency requirements, and long-term operational costs.
Send Inquiry
*To:
Qingdao Newfield New Energy Technology Co., Ltd.
Qingdao Newfield New Energy Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Stable Performance Low Loss Oil Immersed Power Transformer for Industrial Grid and Power Distribution
US$10,000.00-50,000.00
1 Set(MOQ)
SO Series Oil Immersed Transformer Manufacturer for Industrial Power Distribution and Electrical Equipment Applications
US$500.00-1,500.00
1 Piece(MOQ)
11kv 33kv High Voltage Oil Immersed Electrical Power Distribution Transformer for Photovoltaic Solar Substation
US$2,500.00-5,000.00
1 Piece(MOQ)
4000kVA 22/6.6kV High-Performance Over-load Capacity Hermetic Oil-Immersed Power Transformer for Wind Turbines
US$3,580.00-30,000.00
1 Piece(MOQ)
High Efficiency 630kVA Power Oil Transformer for Safe Industrial and Commercial Applications
US$1,750.00-1,950.00
5 Pieces(MOQ)
High Performance 10kv Oil Immersed High Frequency Transformer for Rural Power Grid Factory
US$1,000.00-10,000.00
1 Piece(MOQ)
Robust Industrial Aluminium Oil Immersed Transformer for Efficient Power Distribution
US$2,458.00-2,558.00
1 Set(MOQ)
Versatile Oil-Immersed High-Voltage Electrical Power Transformer 30-2500kVA for 0.4kv Applications
US$1,000.00-20,000.00
1 Piece(MOQ)
Reliable Immersed High-Voltage Electrical Power Transformer for Utility and Industrial Use
US$1,300.00-2,000.00
1 Piece(MOQ)
High-Efficiency Contral Transformer for Industrial Applications and Energy Solutions
US$3,000.00-9,000.00
1 Piece(MOQ)
High-Performance Oil-Immersed High-Voltage Electrical Power Transformer 30-2500kVA for Reliable Energy Solutions
US$1,000.00-20,000.00
1 Piece(MOQ)
High-Efficiency 160 kVA Oil-Immersed Transformer for Single-Phase Applications
US$500.00-8,000.00
1 Piece(MOQ)
Oil Immersed Furnace Transformer for Metallurgy and Chemical Industrial Application
US$1,000.00-3,000.00
1 Piece(MOQ)
Robust Industrial Oil Immersed Transformer for Mining and Heavy Machinery Applications
US$2,000.00
1 Piece(MOQ)
Fireproof Anti Aging Fully-Sealed 20kv Oil-Immersed Transformer for Industrial Park Substation
US$1,300.00-84,000.00
1 Piece(MOQ)
High Efficiency Power Distribution Transformer for Urban Grid Application with Oil Type Cooling
US$500.00-15,000.00
1 Piece(MOQ)
High Stability Oil Immersed Transformer Suitable for Wind Power Generation Project
US$1,000.00-50,000.00
1 Piece(MOQ)
CE Certified 11kv Oil Immersed Transformer as Automatic Impedance Transformer for Industrial Plant
US$1,500.00-26,000.00
1 Piece(MOQ)
High-Performance 11kv to 415V 250kVA Industrial Oil Transformer
US$2,458.00-2,558.00
1 Piece(MOQ)



















