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会社概要

Transformers Electrical Component Manufacturers – Core & Component Supply

Subian Electric manufactures transformers and the electrical components that complete them – tap changers, bushings, conservators and control accessories – at our 50,000-square-metre factory in Xuzhou, Jiangsu, China. Our 350+ employees have served utilities in 50+ countries since 2019.
As a factory-direct manufacturer and supplier, we provide complete transformers and component sets with factory pricing and full documentation.
Send your transformer or component requirements. Our export team will respond with a quotation.

Subian Electric ISO9001 CE and UL product certification marks
Transformer electrical component assembly at Subian
工場直販製造業者
2019年以降 · 50,000m² · 350人以上のスタッフ
50,000m²製造拠点
CompComponent Set
350+従業員
50+サービス提供国
OEM/ODMサポート
卸売供給

Transformers & Electrical Components We Manufacture

Distribution and power transformers with their full component sets – tap changers, bushings, conservators, indicators and control accessories – factory-tested.

What Are the Electrical Components of a Transformer?

A transformer is more than core and windings – it needs tap changers, bushings, conservators, temperature indicators, valves and control accessories to operate safely and be maintained easily.

Sourcing the transformer and its components from one manufacturer ensures compatible fittings, consistent documentation and a single point of responsibility.

  • Complete transformer – core, windings and full component set.
  • Compatible fittings – components matched to the design.
  • Factory tested – complete unit tested with accessories.
  • 50,000m²工場 – in-house winding, assembly and testing.
  • 350人以上の従業員 – エンジニアリング、品質、輸出チーム。.
  • OEM / ODM & 卸売 – カスタムブランディング、パッケージング、ボリューム供給。.

Main Types of Transformer Electrical Components

Key components we fit and supply include:

Tap changers

Off-circuit and on-load tap changers.

Bushings & terminals

HV/LV bushings and terminal fittings.

Conservator & accessories

Oil conservators, indicators, valves and control equipment.

Transformer Component Specifications

パラメータ 仕様
Transformers 30 kVA – 63000 kVA
Tap changers DETC / OLTC
Bushings Per voltage class
Conservator With indicators and valves
標準 IEC 60076

Component Integration at Our 50,000 m² Factory

From core winding to component fitting and complete testing – every transformer is built with its component set at our Xuzhou facility.

Transformer Component Factory Price – Request a Quote

仕様、電圧レベル、容量、数量を送信してください。 当社の輸出チームが工場価格、リードタイム、承認用の図面でお応えします。.

OEM/ODM & Wholesale Component Supply

Distributors can brand or resell transformers with custom nameplates and documentation.

OEM ODM manufacturing service

OEM / ODM

工場直送

当社の標準プラットフォームに基づいて構築されたカスタムブランディング、パッケージング、製品バリアント – 名札から完全な製品設計まで。.


カスタム名札 · カスタムパッケージ · 完全な試験書類

Wholesale supply with factory pricing

卸売供給

ボリューム価格

柔軟なコンテナ数量、コンテナごとの混合モデル、ボリュームバイヤーおよび輸入業者向けの信頼できるグローバル配送を伴う工場価格。.


コンテナMOQ · 混合モデル · グローバル配送

Distributor support with account management

ディストリビューターサポート

チャンネルパートナー

ディストリビューターおよびプロジェクトクライアント向けの専任アカウント管理、技術文書、優先生産。.


アカウントマネージャー · 販売資料 · 優先リードタイム

Complete Transformer vs Component-Only Supply

Buying the transformer and fitting components separately risks compatibility issues and split responsibility. A complete unit with matched components is tested as one system.

We support both models – complete units for most buyers, component sets for repair and maintenance programmes.

Comparison and selection guide
Manufacturers and suppliers in China

Choosing a Transformer Component Manufacturer

Verify component compatibility, test records and the ability to supply complete units – the markers of a full-scope manufacturer.

Subian Electricは、50,000m²の工場、350人以上の従業員、ISO9001、CEおよびUL認証を提供し、50か国以上に輸出しています。.

Send your transformer or component requirements – we will respond with a quotation.

認証 & 品質保証

Our transformers and components are produced under ISO9001, ISO14001 and ISO45001 management systems, with CE and UL certification and type test reports.

製品認証

よくある質問

Transformer Electrical Component FAQ

Common questions about transformers and their electrical components.

トランスを構成するコンポーネントは何ですか?
コア、巻線、タップチェンジャー、ブッシング、コンザーバー、インジケーター、バルブおよび制御アクセサリー。.
コンポーネントを別々に購入できますか?
Yes – component sets are supplied for repair and maintenance programmes.
Do you supply complete transformers?
Yes – complete units with matched components, tested as one system.
What is the function of a conservator?
A conservator is an oil expansion tank that keeps the transformer full of oil as temperature changes, with a breather to manage moisture. It protects the insulation system and extends transformer life.
What testing is done?
Routine tests on complete units plus component checks, with records supplied.
最小注文数量とは何ですか?
Single units or component sets are available; volumes receive the best pricing.

Contact Subian

Need the Right Specification?

Tell us your target market, product type, quantity and technical requirements. Our team will help you identify a suitable configuration for your project.

Contact Form Demo
Your inquiry is sent directly to our export sales team.