Powered by Made-in-China.com
3D Core Oil Immersed Transformers Supplier
US$2,500.00-6,000.00
1 Piece
Product profile
Customization
AvailablePhase
ThreeCore
Core-type TransformerModel NO.
S11Cooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001, CCCFrequency Characteristics
Power FrequencyShape of Core
RingBrand
WantaiAmbient Temperature
-40~40Transport Package
Wooden CaseSpecification
1380*930*1175mmTrademark
WantaiOrigin
Huainan, Anhui, ChinaHS Code
8504210000Production Capacity
10000Key features
Fully Sealed Design: No oil conservator required, reducing overall height and preventing oil deterioration.
Vacuum Oil Injection: Completely removes moisture, preventing oxygen invasion and insulation aging.
High Conductivity Core: Uses cold rolled silicon steel sheet with grain orientation for superior efficiency.
Multiple Certifications: Certified with ISO9001, CCC, and CE for quality and safety assurance.
Customizable Gas Relay: Gas relay with alarm and trip terminals can be installed according to user needs.
Corrugated Heat Sink: Provides cooling and 'breathing' function to compensate for oil volume changes.
OEM/ODM Services: Full OEM and ODM services available with 57 R&D engineers.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.82h CertifiedTerms of Payment: LC, T/T, PayPal, etc.
AI-Powered supplier vetting
SummaryHuainan Wantai Electric Co., Ltd. is a China-based limited company established in 2009, operating in mining electronics and related electrical equipment. The supplier reports ISO9001:2015, ISO14001:2015, and OHSAS18001:2007 certifications, three government-recognized R&D institutions, and 57 years of cumulative R&D engineer experience. Its stated capabilities include development, production, sales, and service, with products such as mine soft starters, feeder switches, lamps, automation systems, switch cabinets, and protection devices. Evidence also indicates a manufacturing plant of 41,708 m², regional sales coverage across multiple Chinese provinces, and dedicated sales and post-sales personnel. However, the provided information does not establish detailed financial strength, customer-specific case studies, or explicit customization processes.
Supplier typeThe supplier is identified as Huainan Wantai Electric Co., Ltd., a Chinese limited company based in Anhui. Its stated activities combine development, production, sales, and service for mining electronic and electrical products, although another record describes its company nature as a trading company.
CertificationsThe supplier explicitly reports ISO9001:2015 quality certification, ISO14001:2015 environmental certification, and OHSAS18001:2007 certification, with ISO9001 also referenced in its company description. These certifications support documented quality, environmental, and occupational health and safety management systems.
After-Sales capabilityThe supplier states that it has experienced sales and post-sales members and describes its business as integrating development, production, sales, and service. This supports the existence of after-sales resources, but no response-time, service-network, spare-parts, or technical-support metrics are provided.
R&D capabilityThe supplier reports three government-recognized R&D institutions and 57 years of total R&D engineer experience. Its stated product-development goal is to deliver safer, more energy-saving, and more efficient system solutions, indicating established R&D resources and innovation orientation.
Production capacityThe supplier reports 371 employees in one company record and 500 employees in a company description, a 41,708 m² manufacturing plant, and an integrated development and production operation. It also claims ready production facilities and broad mining-electronics product coverage, supporting substantial production capability, although verified capacity and output figures are not provided.
Product Q&A
Q:Does the transformer require regular oil sampling?
A:
No, due to the vacuum oil injection process, the oil is not in contact with air, so regular oil sample tests are not necessary.
Q:Can the gas relay be customized?
A:
Yes, the gas relay with alarm and trip terminals can be installed according to user requirements.
Q:What is the maximum installation height?
A:
The installation height should not exceed 1000 meters above sea level.
Q:Is OEM service available?
A:
Yes, OEM and ODM services are available.
Q:What certifications does the product have?
A:
The product holds ISO9001, CCC, and CE certifications.
Send Inquiry
*To:
Huainan Wantai Electric Co., Ltd.
Huainan Wantai Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Electrical Power Supplier Oil Transformer Insulating Transformeroil Immersed Transformer Company
US$2,800.00-2,985.00
1 Piece(MOQ)
Oil Immersed Transformer China Supplier
US$2,458.00-2,558.00
1 Set(MOQ)
Reliable Low Loss Durable Oil Immersed 3D Wound Core Distribution Transformers
US$1,000.00
1 Piece(MOQ)
20kv 500kVA 3D Core Oil-Immersed Distribution Transformer
US$1,000.00
2 Pieces(MOQ)
S13-M. Rl 3D Core Oil Type Power Transformer Distribution Transformer Manufacturer
US$1,000.00
2 Pieces(MOQ)
Advanced 3 Phase Amorphous Alloy 3D Wound Core Oil-Type Power Distribution Transformer
US$700.00-20,000.00
1 Piece(MOQ)
Factory Direct Sales 1600kVA 10kv/11kv/22kv/33kv Oil Immersed Power Distribution Transformers Suppliers
US$800.00-1,500.00
1 Set(MOQ)
Supplier Pad Mounted Oil Immersed Transformer 220V 15 kVA Single Phase Arc Furnace Transformer
US$1,000.00-3,000.00
1 Piece(MOQ)
11kv-Factory Direct Sales 500kVA 10kv/11kv Oil Immersed Power Distribution Transformers Suppliers
US$800.00-1,500.00
1 Set(MOQ)
S11-M. Rl 220V/380V 3D Wound Core Oil-Immersed Copper Electrical Power Distribution Transformer
US$700.00-20,000.00
1 Piece(MOQ)
S22-Mrl 10kv 10.5kv 11kv Oil Immersed Popular Model 3D Core Power Distribution Transformer Advanced Power Transformer
US$1,299.00-1,999.00
1 Piece(MOQ)
Factory Supplier of 16000kVA Oil Immersed Isolation Step Down Aluminum/Copper Distribution Transformer
US$800.00-15,000.00
1 Set(MOQ)
Supplier Pad Mounted Oil Immersed Transformer 10.5kv 100 Mva Single Phase Fire Resistant
US$1,000.00-3,000.00
1 Piece(MOQ)
Sealed Oil Immersed Distribution Transformer 400kVA 24kv Copper Transformer Supplier
US$1,000.00
1 Set(MOQ)
Project-Based 3D Wound Core Oil-Immersed Distribution Transformer S22-M-Rl
US$800.00-2,000.00
1 Piece(MOQ)
Factory Direct Sales 315kVA 6kv/10kv/11kv/22kv/33kv Oil Immersed Power Distribution Transformers Suppliers
US$800.00-1,500.00
1 Set(MOQ)
Factory Supplier of 160kVA Oil Immersed Isolation Step Down Aluminum/Copper Distribution Transformer
US$800.00-15,000.00
1 Set(MOQ)



















