Powered by Made-in-China.com
High-Efficiency Three-Phase Electric Transformer Oil Immersed Step up Transformer for Reliable Power Distribution
US$8,369.00-51,788.00
1 Piece
Product profile
Customization
AvailableApplication
Power, Rectifier, Combined Transformer, Power Transformer,Phase
ThreeModel NO.
S20-M010Core
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001-2000, ISO9001, CCC, CEUsage
Rectifier Transformer, Combined Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
RingBrand
TenronyRated Frequency
50/60HzRated Voltage/Hv
35kvRated Voltage/LV
11kv/400VTransformer Capacity
31500kVAConnection of Transformer Winding
Yyn0/Dyn11Transport Package
Wooden CaseSpecification
1800*1660*2200mmTrademark
TENRONYOrigin
ChinaHS Code
8504109000Production Capacity
1000/MonthlyKey features
Fully Sealed Structure: Isolates oil from air to prevent deterioration and ensure maintenance-free operation.
High-Efficiency Core: Uses imported cold-rolled silicon steel to reduce no-load loss and idle current.
Low Noise Design: Tightly bound core and professional winding reduce vibration and working noise.
High-Purity Copper Windings: Oxygen-free copper material ensures stability and extends service life.
Harmonic Interference Reduction: Standard Dyn11 connection group stabilizes power supply quality.
Full Customization Support: Customizable rated capacity, voltage, connection group, and cooling method.
Strict Quality Inspection: 100% inspection including insulation, loss, and leak tests before shipment.
Wide Application Range: Suitable for power grids, industrial, commercial, and residential sectors.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.25h
About Our Factory & Business Background
AddressNo. 788 Wenyi Road, Bihu Industrial Park, Liandu District, Lishui, Zhejiang, China
Plant Area50369.12 square meters
Number of Employees167
Registered Capital107,580,000 RMB
Terms of PaymentT/T
International Commercial Terms(Incoterms)FOB, CIF
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Minimum Order Quantity1
Supply Chain Partners80
Our Production Capability & Technical Expertise
Main ProductsTransformer Switchgear Substation
Production Lines2
Production MachinesPunching machine, Laser cutting machine, CNC bending machine, Winding machine, Drying machine
QA/QC inspectors3 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsFinished product checked by packing staff
R&D Engineers7 people
Traceability of Raw MaterialsYes
Our Industry Experience & Global Business Record
Year of Establishment2003-12-05
Main MarketsDomestic
Repeat Buyers Choice30%~50%
Number of Foreign Trading Staff1
Overseas Agent/BranchYes
New Products Launched in Last yearYes
Our Certifications, Standards & Industry Recognition
Management System CertificationISO9001:2015, ISO14001, ISO45001:2018
Product CertificationCE
Cooperated with Fortune 500No
Product Q&A
Q:What are the main advantages of this transformer?
A:
It features low loss, low noise, high efficiency, and a fully sealed structure that eliminates the need for oil storage tanks and maintenance.
Q:Can the transformer be customized?
A:
Yes, we support full-process customization including rated capacity, voltage level, connection group, and cooling method.
Q:What is the lead time for production?
A:
Peak season lead time is one month, while off-season lead time is within 15 workdays.
Q:What quality certifications does the product have?
A:
The product holds CE certification, and the manufacturing process is certified under ISO9001:2015, ISO14001, and ISO45001:2018.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 1 unit.
Send Inquiry
*To:
Zhejiang Tianrun Electric Co., Ltd.
Zhejiang Tianrun Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
250-2500kVA Three-Phase Cast Resin Insulated Dry Type Power Distribution Electric Transformer for Substation
US$2,000.00-20,000.00
1 Piece(MOQ)
35kv 33K 10kv 220V 380V Electric Power Transformer Oil Immersed Power Transformer
US$1,000.00
1 Set(MOQ)
11kv 33kv Oil Immersed Power Distribution Step Down Transformer
US$500.00-8,000.00
1 Piece(MOQ)
Three Phase Oil-Filled Step-Down Fully Sealed Electric Power Voltage Industrial Control Transformer
US$1,100.00-73,000.00
1 Piece(MOQ)
High-Efficiency Oil Immersed Grounding Transformer for Sustainable Energy
US$3,299.00-3,999.00
1 Piece(MOQ)
Outdoor Oil Immersed Distribution and Electrical Transformer
US$9,999.00
1 Piece(MOQ)
Best Price Electrical High Voltage Three Phase Oil Immersed Power Distribution Transformer
US$1,000.00-15,000.00
1 Piece(MOQ)
Mva 3 Phase Step-up Cast Resin Dry Isolation Electrical Power Distribution Transformer
US$600.00-650.00
1 Piece(MOQ)
Electric Step Down Three Phase Power Transmission 30kVA-200kVA Oil Immersed Distribution Transformer
US$1,500.00-3,000.00
1 Piece(MOQ)
25kVA 10kVA 480V 440V 400V 380V 220V 208V Three Phase Step Down Transformer
US$100.00-1,000.00
1 Piece(MOQ)
Factory Direct Extra High Voltage All Copper Winding Short Circuit Resistant 220kvv Class Oil-Immersed Power Transformer
US$147,300.00-1,772,000.00
1 Piece(MOQ)
Durable Construction Power Transmission Oil-Immersed Transformer Power Transformer Electric Transformer
US$1,000.00-42,000.00
1 Piece(MOQ)
High Voltage 3 Phase Cast Resin Transformer for Safe Power Distribution
US$2,100.00-2,260.00
1 Piece(MOQ)
Factory Directly Supply Good Price Oil-Immersed Electric Transformer Equipment
US$1,264.00-21,472.00
1 Piece(MOQ)



















