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Sz20 Series 35kv Self-Cooled Multi-Stage Adjustable Three-Phase Oil-Immersed Transformer Controlled by on-Load Tap Changer
US$80,000.00-150,000.00
1 Piece
Product specifications
Specification
Sample price:US$150000.00/piece.Request sample
Product profile
Customization
AvailableApplication
Power, Electronic, Automatic ControlPhase
ThreeModel NO.
SZ22-12500Core
Core-type TransformerCooling Method
Oil-immersed Type TransformerWinding Type
Two-winding TransformerCertification
ISO9001, ISO14001;ISO45001Usage
Power Transformer, Distribution Transformer, Three-Phase TransformerFrequency Characteristics
Power FrequencyShape of Core
RingBrand
SenbianProduct Name
Sz20 Serise 35kv Oil-Immersed TransformerKeywords
Oil-Immersed TransformerCooling System
Nature Air, Oil Cooling,Fans CoolingCapacity
6300-31500kVACoil Structure
ToroidalWinding Material
Copper, AluminumTap Changer
on-Load Tap ChangerConnection
Dyn11Transport Package
Wooden Box, Wooden PalletSpecification
Standard Specifications or CustomizedTrademark
SENDIANOrigin
Henan, ChinaHS Code
8504231100Production Capacity
240pieces/YearKey features
Advanced Energy Saving: Reduces energy losses by up to 30% compared to conventional models using optimized electromagnetic fields.
Extended Service Life: Engineered for longevity with a service life exceeding 25 years and minimal environmental impact.
Low Noise Operation: Features exceptionally low noise operation and superior electrical performance for sensitive applications.
High Overload Capacity: Outstanding low-temperature resilience ensures reliable operation under demanding conditions.
Safety Design: Fully sealed and professionally insulated structure guarantees absolute safety during installation and maintenance.
Comprehensive Certifications: Certified with ISO9001, ISO14001, ISO45001, and ISO50001 for quality and environmental management.
Flexible Customization: Offers full customization, minor customization, and flexible options based on samples or designs.
On-Load Tap Changer: Equipped with on-load tap changer for stable voltage regulation in power distribution systems.
Company profile
Business Type: Manufacturer/Factory, Individuals/SOHO CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.50h
AI-Powered supplier vetting
SummaryThe supplier operates across research and development, production, sales, and service for charging equipment, meter boxes, transformer-related products, power hardware, materials, wires, cables, and related equipment. It demonstrates broad customization, ODM, SDK, and OEM capabilities, and reports new product development during the past year. Quality assurance is stated, with ISO9001:2015, ISO45001:2018, ISO14001, and ISO50001 certifications. Service infrastructure is limited: there is no approved supplier list, overseas warehouse, showroom, overseas agent, or branch, and no overseas-service countries are reported. Procedures exist for corrective actions, complaints, and supplier-service assessment, but written records are absent. Manufacturing subcontracting lacks a valid contract. Financial information is reported as zero across several indicators, but the context does not establish whether this reflects actual performance or incomplete reporting.
Supplier typeThe supplier is involved in R&D, production, sales, and service, covering charging equipment, transformer-related products, power hardware, materials, wires, cables, and mechanical/electrical equipment. This supports classification as a diversified power-equipment and component manufacturer/supplier.
CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, ISO14001, and ISO50001 certificates, covering quality, occupational health and safety, environmental management, and energy management. These explicitly demonstrate certification holdings relevant to operational management.
R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has an available SDK. These statements directly support active product development and software-integration capability.
Customization capabilityThe supplier offers customization from samples and designs, full and minor customization, flexible customization, and ODM services. This is explicit evidence of broad customization capability.
Product Q&A
Q:Who are the manufacturer?
A:
Our company, Henan Sendian Electric Equipment Co., Ltd., is located in Henan, China. Established in 2009, we have three factories, approximately 300 employees, and over 30 technical personnel.
Q:How is quality guaranteed?
A:
We conduct a final inspection before shipment. The warranty period is extended to two years, and we dispatch after-sales personnel for on-site repair for operational issues.
Q:What products can be purchased?
A:
We supply 35kV and below oil-immersed power transformers, dry-type transformers, oil-immersed distribution transformers, box-type transformers, transformer cores, coils, and heat sinks.
Q:Why choose this supplier?
A:
With 16 years of experience, we offer high-quality products, fast delivery, comprehensive after-sales service, and factory-direct prices. We are ISO9001, ISO45001, and ISO14001 certified.
Q:What services are provided?
A:
Accepted delivery terms include FOB, CIF, and EXW. Payment currencies are USD and CNY via T/T or L/C. We speak English and Chinese.
Send Inquiry
*To:
Henan Province Sendian Power Equipment Co., Ltd.
Henan Province Sendian Power Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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