Powered by Made-in-China.com
Cost-Effective Solutions with S11 and Sz11 Series 10kv Transformers
US$225.00-9,999.00
1 Set
Product profile
Customization
AvailableApplication
PowerPhase
ThreeModel NO.
Oil Immersed TransformerCore
Depends on The ModelCooling Method
Oil-immersed Type TransformerWinding Type
Multi-winding TransformerCertification
ISO9001-2000, ISO9001, CCCUsage
Power Transformer, Distribution TransformerFrequency Characteristics
High FrequencyShape of Core
RingBrand
TooniceCoil Structure
Layer CoilRated Primary Voltage
10Rated Secondary Voltage
0.4Rated Capacity
50 kVAWinding Material
Copper/AluminumInput Voltage
10kv,11kv,15kv,22kv,30kvOutput Voltage
380V,400VTransport Package
Wooden CaseSpecification
Depends On The ModelTrademark
TOONICEOrigin
ChinaHS Code
8504231100Production Capacity
300 Pieces/WeekKey features
High Efficiency & Low Loss: S11 series reduces no-load loss by 30% and noise by 2-4 decibels compared to S9 series.
Fully Sealed Oil Tank: Eliminates oil tank exposure to atmosphere, preventing oil deterioration and insulation damp.
Enhanced Short Circuit Resistance: New insulation structure and longitudinal oil path spiral coil improve anti-short circuit capability.
Oxygen-Free Copper Winding: High quality oxygen-free copper wire ensures lower resistivity and better electric performance.
Maintenance Free Operation: Reliable structure and sealed design ensure long-term operation without maintenance.
Wide Customization Options: Coil structure, voltage ratings, and winding materials (Copper/Aluminum) are customizable.
Multiple Certification Standards: Complies with ISO9001, CCC, and GB standards for quality and safety assurance.
Durable Corrugated Tank: Cold-rolled sheet tank with wave fins accommodates oil expansion and shrinkage reliably.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤3.54h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryWenzhou Naisite Electric Co., Ltd. is a technology-oriented manufacturer of transmission and distribution equipment, including transformers, switchgear, substations, and related electrical products. The supplier reports ISO 9001 and ISO 14001 certification, with additional company information citing OHSAS18001 and a CNAS laboratory certification report. It offers extensive customization and ODM services and has OEM experience with well-known brands. However, the available information indicates no new products were developed in the past year, no SDK is available, and after-sales/service management lacks written procedures and records for assessment, corrective actions, and complaint handling. Export sales account for 41%–50% of total sales, but the supplier began exporting only one year ago and reports no overseas warehouse, showroom, agent, branch, or offline trade-show participation. Financial credibility and customer cases cannot be conclusively assessed from the provided evidence.
Supplier typeThe supplier is identified as Wenzhou Naisite Electric Co., Ltd., a technology-oriented transmission and distribution equipment manufacturer. Its stated scope and product list cover transformers, substations, switchgear, vacuum circuit breakers, disconnect switches, distribution boxes, and photovoltaic or energy-storage equipment, indicating a specialized electrical equipment manufacturer rather than a general trading company.
CertificationsThe supplier reports ISO 9001 and ISO 14001 certification, while its company description additionally cites OHSAS18001 occupational health and safety certification and a CNAS national accreditation laboratory certification report. These certifications provide explicit evidence of formal quality and environmental management systems, although the provided information does not include certificate numbers, validity dates, or scope details.
After-Sales capabilityThe supplier reports no written procedures or records for service-capability assessment, corrective and preventive actions, or effective customer-complaint handling. It also has no overseas warehouse, showroom, agent, branch, or offline trade-show participation, although it states average peak- and off-season lead times are within 15 workdays and accepts multiple service quotation and payment terms. The documented weaknesses in service-management controls are explicit.
Production capacityThe supplier presents itself as a manufacturing enterprise with a broad transmission and distribution equipment portfolio, 11–20 quality-control staff, and finished-product checks performed by packing staff. It reports export sales of 41%–50% and lead times within 15 workdays in both peak and off seasons. These facts support production and delivery capability, although the slices do not provide factory size, production capacity, equipment details, or production-volume data.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides ODM services, indicating capability to develop or adapt products according to customer requirements.
Product Q&A
Q:Are you a trading company or manufacturer?
A:
We are a professional factory with 10 years experience in the field of High and Low voltage switchgears,Substation,transformers,cable distribution box and various electrical equipment, such as vacuum circuit breaker , load break switch etc.Our factory is the excellent supplier of State Grid Corporation of China .
Q:Do you accept customized serveice ?
A:
We offer OEM/ODM service , can print your logo on product . our professional technical and quotation team can provice a satisfied project according to your drawing and parameters .
Q:What is your MOQ?
A:
Our MOQ is 1 piece .
Q:How long is your delivery lead time ?
A:
It depends on your product requirement and quantity . Generally , 5~10 working days is available .
Q:How do you solve quality problems?
A:
Please porvide detailed photoes of quality problems. our technical and quality testing department will analyse.we will make a satisfied soluton within 2 days.
Send Inquiry
*To:
Wenzhou Naisite Electric Co., Ltd.
Wenzhou Naisite Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Cost-Effective S11 and Sz11 Series 10kv Power Transformers
US$225.00-9,999.00
1 Set(MOQ)
Cost-Effective 500kVA Power Transformer for Commercial and Industrial Solutions
US$825.00-3,092.00
1 Set(MOQ)
Durable S11 and Sz11 Series 10kv Power Transformers
US$225.00-9,999.00
1 Set(MOQ)
S11-M Series Hermetically Sealed Oil-Immersed Power Transformer of Class 20-10kv with Dual-Winding off-Circuit-Tap-Changing
US$617.65-11,397.06
1 Piece(MOQ)
S11 Series 400kVA Oil Immersed Power Distribution Transformer with 10kv/0.4
US$800.00-3,200.00
1 Set(MOQ)
S11 Series 10kv Power Distribution Three-Phase Electric Transformer with Oil Immersed
US$700.00-4,200.00
1 Set(MOQ)
S11 and Sz11 Series 10kv Transformer for Heavy Loads
US$225.00-9,999.00
1 Set(MOQ)
Customized Transformers for Specific Needs 13.8kv-20kv S11 Series Cost-Effective
US$933.00-3,168.00
1 Set(MOQ)
High-Performance S11 and Sz11 Series 10kv Transformers
US$225.00-9,999.00
1 Set(MOQ)



















