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Home > Isolation Transformer > Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
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Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer
Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer

Factory Prices Prefabricated Substation Transformer Isolation Transformer Furnace Transformer Industrial Control Transformer Oil Immersed Transformer

Customization: Available
Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio
Phase: Three
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Product Description

📋 Basic Information
Model NO.
S11
Core
Core-type Transformer
Cooling Method
Oil-immersed Type
Winding Type
Separated Winding
Certification
ISO9001, CCC
Frequency
Power Frequency
Core Shape
Ring
Insulated Grade
A
Capability
30kVA-20,000kVA
Connection
Dyn11 / Yyn0
🔍 Product Description
Transformer Overview
The S11 series is a high-performance product developed through extensive R&D. It features a compact structure, aesthetic appearance, and small volume. Engineered for efficiency, it offers low temperature rise and minimal noise, with strong load capacity. The no-load loss is reduced by more than 30% compared to the S9 series, and no-load current is decreased by 45%-80%.
S11 Series Detail
Transformer Features
✔
Eco-Friendly Design
Low no-load loss and small no-load current make it a green energy product.
✔
Space Saving
Without an oil conservator, it maintains a smaller footprint than similar models.
✔
Heat Dissipation
Corrugated oil tank provides excellent heat dissipation and compensates for oil volume changes.
✔
Safe Operation
Equipped with a new type oil level indicator to guarantee operational safety.
Transformer Structure
Standards: GB1094, GB/T6451, IEC60076 Insulated Level: LI75 AC35/AC5
Capacity Range: 30-20000kVA Insulated Grade: A
Tapping Range: ±2X2.5% Or ±5% Operation Condition: Temp ≤ 40℃, Altitude ≤ 1000m
Voltage Regulation: Non-Excitation Cooling Way: ONAN
📦 Main Products
Product Range
🏭 Company Profile
Factory Overview
Established in 2007, the company is a national high-tech enterprise specializing in research, development, production, and service. With an annual production capacity of 5 million KVA for dry-type and oil-immersed transformers, the product range includes underground transformers, rectifier transformers, prefabricated substations, and wind power/photovoltaic transformers. Our solutions have powered major national and municipal projects including international sports villages, airports, and large-scale real estate developments.
Production Line
🎖 Advantages & Certifications
Advantage
Certifications
🚢 Exhibition & Logistics
Exhibition
Packaging
❓ Frequently Asked Questions
💡 Are you a manufacturer or a trading company?
We are a professional manufacturer with over 10 years of experience in the research, development, and production of transformers.
💡 What is the typical production time for an order?
Production usually takes between 30 to 45 days, depending on the specific order requirements and technical specifications.
💡 What are your standard payment terms?
We accept T/T, L/C, or other terms through negotiation to ensure a smooth transaction.
💡 Do you keep products in stock?
Normally, we do not keep stock as all products are manufactured based on specific customer requirements and order quantities.
💡 What information is needed for a custom transformer quote?
Technical drawings and specification documents are ideal. Alternatively, you can provide key technical data such as capacity, voltage, and tapping range.
💡 What kind of warranty do you provide?
We offer a 1-year quality warranty on all products, provided they are used correctly according to technical guidelines.

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