Powered by Made-in-China.com
Oil-Immersed Three-Phase Power Transformer High Quality and Durable 20000kVA
US$500.00-8,000.00
1 Piece
Product profile
Customization
AvailableApplication
Power, Instrument, LightingPhase
ThreeModel NO.
20000KVA 33KVCore
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001-2000, ISO9001, CCCUsage
Combined Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
EIModel No.
S9/S11/S13Iron Core
Silicon Steel SheetCooling Type
Onan/OnafOptional
with Oil Conservator/Gas Relay/Fan and MotorWeight
29600kgTransport Package
Wooden CaseSpecification
HV6-35KV, 10KVA-12500KVATrademark
ROOQOrigin
ChinaHS Code
850422Production Capacity
1000PCS/MonthKey features
Energy-Saving Design: Features low loss, low noise, low partial discharge, and low temperature rise for superior energy efficiency.
High-Quality Materials: Utilizes oxygen-free copper wire, low unit loss silicon steel sheets, and high-quality laminated wood insulation.
Robust Anti-Short-Circuit: Adopts latest insulation structure and stable internal design to ensure excellent anti-short-circuit ability.
Advanced Cooling System: Equipped with efficient heat sinks, corrugated sheets, sheet radiators, cooling fans, and motors.
Comprehensive Quality Control: All raw materials undergo strict inspection and manufacturing nodes are professionally tested at the intelligent testing center.
Wide Application Scope: Suitable for power stations, industrial factories, mines, hospitals, airports, tunnels, chemical plants, and nuclear power plants.
OEM and ODM Services: Offers custom manufacturing services with strong advantages in special product customization and EPC contracting.
Global Project Experience: Successfully served major projects including airports, railways, hospitals, and government buildings worldwide.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2009-04-15 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤11.38h CertifiedTerms of Payment: LC, T/T
AI-Powered supplier vetting
SummaryROOQ ELECTRIC GROUP CO., LTD., established in May 2014 in Zhejiang, China, is a combined entity operating in the manufacturing sector with a focus on power transformers and related products. The company is ISO certified and engages in both domestic and international markets, providing after-sales services with a life-long warranty. It operates six production lines and exports 31% to 40% of its sales. The company's financial and innovation capabilities are supported by a registered capital of 108 million RMB and a team of experienced R&D engineers.
Supplier typeThe supplier is a combined entity described as a trade company in the manufacturing industry, located in Wenzhou City, Zhejiang Province, China.
CertificationsThe supplier holds ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications, indicating adherence to quality, environmental, and occupational health standards.
After-Sales capabilityThe supplier offers a 7*24 service mechanism and a life-long warranty, which suggests strong after-sales service capabilities.
Financial creditThe supplier's financial credibility is supported by a substantial registered capital of 108 million RMB.
R&D capabilityThe company has a total of 15 R&D engineers, indicating a capability for innovation.
Production capacityOperating six production lines with an annual output between US$10 million and US$50 million demonstrates a robust production capacity.
Product Q&A
Q:What is the cooling method for this transformer?
A:
It uses an oil-immersed cooling method with efficient heat sinks, cooling fans, and motors.
Q:Are the core materials customizable?
A:
Yes, the model number (S9/S11/S13) and optional components like oil conservator, gas relay, and fans can be customized.
Q:What certifications does the product hold?
A:
The product is certified with ISO9001-2000, ISO9001, CCC, and CE.
Q:What is the lead time for production?
A:
The average lead time is within 15 workdays for both peak and off-peak seasons.
Q:Can you provide OEM and ODM services?
A:
Yes, we offer both OEM and ODM services with strong advantages in special product customization.
Send Inquiry
*To:
ROOQ ELECTRIC GROUP CO., LTD.
ROOQ ELECTRIC GROUP CO., LTD.*Content:
Supplier replies will be sent to your registered email
You may also like
1000kVA 35kv 3-Phase Oil-Immersed Distribution Power Transformer for Sale
US$4,500.00
10 Pieces(MOQ)
34.5kv/0.418kv 2500kVA Voltage Electronic Three-Phase Pad Mounted Distribution Power Oil/Special Immersed Transformer
US$2,500.00-6,300.00
1 Piece(MOQ)
S11-M 400kVA 630kVA 6kv10kv Three-Phase Oil-Immersed Transformers.
US$2,100.00-10,000.00
10 Pieces(MOQ)
35kv Three Phase Oil Immersed Power Transformer
US$2,000.00-10,000.00
5 Pieces(MOQ)
High Quality Three-Phase Power Transformer Epoxy Resin Dry-Type Transformer
US$10,000.00-20,000.00
1 Piece(MOQ)
500 kVA 11kv S13 Three-Phase Oil-Immersed Distribution Transformer
US$19,158.33-29,166.67
1 Piece(MOQ)
Low Loss Low Noise 24 Kv Three Phase Oil Fill Power Transformer
US$1,780.00
1 Piece(MOQ)
S11 Three-Phase Oil Immersed Rectifier Transformer 20kv/0.4kv 315-1600kVA Copper/Aluminum Material
US$11,200.00-15,000.00
1 Piece(MOQ)
Three Phase 110kv Low Voltage Side 220V 380V Oil Immersed Power Transformer
US$19,500.00-21,500.00
1 Set(MOQ)
Industrial 150MVA 138kV/69kV FR3 3 Phase hv ONAN/ONAF Oil Immersed Power Transformer UL Certified
US$180,000.00
1 Piece(MOQ)
11kv Three-Phase High-Voltage Copper Core High-Power Oil-Immersed Transformers
US$500.00-8,000.00
1 Piece(MOQ)
Reego 1000kVA 11kv 22kv 35kv Dyn11/Yyn0 Electrical Three Phase Oil-Immersed Transformer IEC
US$899.00-8,000.00
1 Piece(MOQ)



















