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35kv-220kv 2000kVA-300mva Oil Immersed Large High Voltage Substation Electric Power Transformer
Transformers And Substation Equipment

35kv-220kv 2000kVA-300mva Oil Immersed Large High | RFQ Sourcing Details

Transformers And Substation Equipment · Quote on request

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Product specs

CategoryTransformers and Substation Equipment
BrandApex Technologies
Unitset
MOQ1 Set
CoreCore-type Transformer
TypeThree Phase Electric Oil Immersed Transformer Electrical Transformer
BrandApex Technologies
PhaseThree
CategoryTransformers And Substation Equipment
AvailabilityInquiry required
Updated2026-05-31

Buyer's Digest

Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Transformers And Substation Equipment. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.

Original product description

. Overview Company Profile Certifications Packaging & Shipping FAQ Overview . Model NO.

S11-20 Core Core-type Transformer Cooling Method Oil-immersed Type Transformer Winding Type Multi-winding Transformer Certification ISO9001, CCC, CE, IEC60076 Usage Power Transformer, Distribution Transformer Frequency Characteristics 50. Hz/60.

Hz Shape of Core Ring Brand Apex Warranty 2 Years Customization Support Small Quantities with Multiple Specifications Impedance 12%~18% or Customized Tapping Range +2*2.5%/-2*2.5% Vector Group Li0, Ynd11, Ynyn0d11 Input Voltage 66kv, 110kv, 220kv, 330kv, 500kv Output Voltage 11 Kv, 10 Kv, 10.5kv, 6.6kv Transport Package Wooden Case Specification Customized Origin China Jiangsu Production Capacity 30sets/Month Packaging & Delivery Package Size 900.00cm * 500.00cm * 500.00cm Package Gross Weight kg Product Descriptions From The Supplier Send your specs now to get a customized solution within 24 hours.

Technical Specifications Basic Information Brand Apex Technologies Origin Jiangsu, China Product Type Oil Immersed Power Transformer Application Power Station, Substation, Industrial Plant, Grid Distribution or Others Compliance Standards IEC 60076, CE, ISO 9001 Phase Number Three Phase Electrical Specifications Rated Capacity 3150 kVA ~ 300 MVA (Customized) Rated Frequency 50 Hz / 60 Hz (Global Standard) Rated High Voltage (HV) 66 kV ~ 220 kV (Customized) Rated Low Voltage (LV) 6.3 kV ~ 69 kV (Customized) Impedance Voltage 10% ~ 18% Vector Group Dyn11 / YNd11 / YNyn0d11 Tap Changer Regulation Range OLTC: ±8 × 1.25% / NLTC: ±2 × 2.5% Material & Performance Design Life 30 Years Core Material CRGO Silicon Steel Winding Material Full Copper Winding Temperature Rise Class Class A Cooling Method ONAN / ONAF Service Terms (Global Support) Warranty Period 24 Months MOQ 1 Set Delivery Time 10 ~ 30 Days Shipping Options Worldwide Sea or Customized About This Supplier We provide complete end-to-end solutions , covering electrical and mechanical design, material selection, core processing, winding, assembly, insulation, testing, and packaging.

Founded in 2007, our factory has become one of China's leading transformer manufacturers, integrating R&D, production, and quality management. We hold multiple invention and utility patents and offer OEM, ODM , and fully customized services.

Supported by strong technical capabilities and a strict quality management system, we have earned the trust of major clients and participated in national key engineering projects. We are long-term suppliers to enterprises such as CNPC and COSCO Shipping.

Our products are CE certified and exported to the United States, Russia, Southeast Asia, India, the Middle East, and other regions , receiving widespread recognition.

Apex Electrics' experienced international trade team is committed to delivering high-quality transformers and power transmission products that meet global standards. Company Profile Certifications Packaging & Shipping FAQ What are your preferred payment methods?

Wire transfer (T/T), letter of credit (L/C), and any payment method supported by MIC are acceptable.30%-50% deposit upon order confirmation.Balance(50%-70%) due before dispatch. Can your products be customized? Yes, absolu onmental conditions.

What is your Minimum Order Quantity (MOQ) and the typical production lead-time for orders? We maintain a flexible MOQ starting from 1 set to support various project scales. For standard specifications, the typical production lead-time is approxima ? Our warranty period is two year.

Why should you buy from us not from other suppliers ? 1.We offer highly competitive prices while ensuring the highest product quality. 2.For urgent orders, we can shorten the production cycle to meet your delivery requirements.

3.We have a professional and independent drawing team and technical team, it is expected that we can confirm all the contents on the drawings with you within 7 days. 4.With extensive experience in global collaboration, our team responds promptly to your needs-saving time and achieving mutual success.

How can we guarantee quality ? We provide a pre-production sample before mass production;Always conduct final inspection before shipment. We will provide QC & test reports. We accept FAT(Factory Acceptance Test).

Factory can manufacture oil type and dry type distribution transformer, max 500KV 480MVA power transformer, GIS, switchgear, substation, based on CE/IEC/GOST standard. Successively obtain ISO9001, ISO14001, ISO45001 certificate. What is your packaging assurance?

We strictly adhere to export-standard packaging to ensure the safety of goods during transit additionally, we are fully flexible and can customize the packaging according to specific customer requirements. Are you a manufacturer or trading company?

We are the exclusive overseas distributor officially authorized by the manufacturer, responsible for international market development, technical coordination, and global customer service.

35kv-220kv | Applications and Buyer Notes

35kv-220kv is organized as a sourcing-ready Transformers And Substation Equipment reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirement

Applications

  • Initial shortlist building for related product or supplier options.
  • Specification and application fit review before bulk purchasing.
  • Category, keyword and detail-page comparison before sending an RFQ.

Key specifications

Category
Transformers and Substation EquipmentBased on visible page data; confirm exact value in the RFQ.
Brand
Apex TechnologiesBased on visible page data; confirm exact value in the RFQ.
Unit
setBased on visible page data; confirm exact value in the RFQ.
MOQ
1 SetBased on visible page data; confirm exact value in the RFQ.
Core
Core-type TransformerBased on visible page data; confirm exact value in the RFQ.
Type
Three Phase Electric Oil Immersed Transformer Electrical TransformerBased on visible page data; confirm exact value in the RFQ.
Phase
ThreeBased on visible page data; confirm exact value in the RFQ.

Buyer tips

  • State quantity range and split-delivery needs before price comparison.
  • Add certification, material or inspection standards when they affect acceptance.
  • For time-sensitive projects, include target arrival date and destination.
  • For special applications, describe operating condition, installation environment and duty cycle.

FAQ

What should buyers confirm first?

Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.

Can buyers inquire when specs are incomplete?

Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.

How should this listing be evaluated?

Check title, category, specifications and related keywords against the actual sourcing requirement.

Source mix: ugc

Key specifications

CategoryTransformers and Substation Equipment
BrandApex Technologies
Unitset
MOQ1 Set
CoreCore-type Transformer
TypeThree Phase Electric Oil Immersed Transformer Electrical Transformer
BrandApex Technologies
PhaseThree
PowerGrid US$100, ,000.00 / Piece 10kv Dry
UsagePower Transformer, Distribution Transformer
OriginJiangsu, China
VoltageOil Immersed Transformer for
Warranty2 Years
standardspecifications, the typical production lead-time is approxima
Frequency50 Hz / 60 Hz (Global Standard) Rated High
Impedance12%~18% or Customized
Model NO.S11-20
ApplicationPower, Power Grid, Substation, Power Plant
Design Life30 Years
Package Size900.00cm * 500.00cm * 500.00cm
Phase NumberThree Phase
Product TypeOil Immersed Power Transformer
Vector GroupDyn11 / YNd11 / YNyn0d11
Winding TypeMulti-winding Transformer
CertificationISO9001, CCC, CE, IEC60076
Core MaterialCRGO Silicon Steel
CustomizationAvailable
Delivery Time10 ~ 30 Days
Input Voltage66kv, 110kv, 220kv, 330kv, 500kv
Refund policyClaim a refund if your order doesn't ship, is missing, or arrives with product issues.
Shape of CoreRing
Shipping Cost.
SpecificationCustomized
Tapping Range+2*2.5%/-2*2.5%
Cooling MethodONAN / ONAF
Output Voltage11 Kv, 10 Kv, 10.5kv, 6.6kv
Rated Capacity3150 kVA ~ 300 MVA (Customized)
SpecificationsRated Capacity 3150 kVA ~ 300 MVA (Customized) Rated
Rated Frequency50 Hz / 60 Hz (Global Standard)
Warranty Period24 Months
Shipping OptionsWorldwide Sea or Customized
Impedance Voltage10% ~ 18%
Transport PackageWooden Case
Production Capacity30sets/Month
Compliance StandardsIEC 60076, CE, ISO 9001
Package Gross Weightkg
Customization SupportSmall Quantities with Multiple Specifications
Rated Low Voltage (LV)6.3 kV ~ 69 kV (Customized)
Temperature Rise ClassClass A
Rated High Voltage (HV)66 kV ~ 220 kV (Customized)
US$60, ,000.001 Piece ( )
Frequency Characteristics50Hz/60Hz
Tap Changer Regulation RangeOLTC: ±8 × 1.25% / NLTC: ±2 × 2.5%

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