What payment methods do you accept?

We support flexible terms, including: 50% deposit + 50% before shipment Balance payable after receipt and inspection Letter of Credit (L/C) and other secure international payment options

Can we visit your factory?

Absolutely. We welcome clients to visit our production facilities, observe manufacturing processes, and discuss project needs in person. Please contact us to schedule a visit at your convenience.

Air-Cooled Oil Immersed Transformer 30kVA-2500kVA for Industrial Use

Name: Air-Cooled Oil Immersed Transformer 30kVA-2500kVA for Industrial Use
Brand: Shandong Dongsheng Supply Chain Co., Ltd
SKU: 2268279815

Shandong, ChinaShandong Dongsheng Supply Chain Co., Ltd

US$20,000.00

1 Piece

Sample price:US$20000.00/piece.Request sample

Product profile

Customization

Available

Type

Power

Structure

Protection

Model NO.

Oil-Immersed

Certification

CCC, CE

Form

All- packaged Type

Operation Voltage

High Voltage

Size

3 Uint

Application Range

Oil

Shell Material

Stainless Steel

Shell Protection Grade

IP56

Brand

Tianyi

Cooling Method

Air-Cooled/0il-Cooled

Usage

Single-Phase Transformer, Rectifier Transformer, C

Rated Frequency

30kVA-2500kVA

Frenquency

50Hz

Composition Structure

Transformers, Switchgear, Fuses, Tap Changers, Rel

Housing Material

Plastic Spraying

Protection Level

IP68

High Voltage Wiring Scheme

Terminal Type, Ring Network Type

Transport Package

Export Standard Wooden Case

Specification

Customized

Trademark

TIANYI

Origin

Shandong, China

Production Capacity

20000 Units

Key features

Full OEM/ODM Service: Supports custom design, production, and branding based on client drawings and technical requirements.

24-Month Warranty: Covers defects in design or manufacturing with free parts and labor for 24 months from commissioning.

Professional Manufacturer: Over 10 years of expertise, certified supplier to State Grid Corporation of China with high quality standards.

Flexible MOQ: Standard minimum order quantity is just 1 unit, suitable for both trial and large project orders.

On-Site Support: Provides remote guidance and dispatches professional engineers for on-site installation and safety checks.

Certified Quality: Products hold CCC and CE certifications, ensuring compliance with international safety and quality standards.

Wide Application: Suitable for power, petroleum, chemical, and construction industries with robust IP56/IP68 protection.

Fast Delivery: Standard equipment delivered in 15-30 days; large transformers in 80-90 days with transparent scheduling.

Company profile

Shandong Dongsheng Supply Chain Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 years CertifiedNearest Port: QingdaoAverage Response Time: ≤1.88h

AI-Powered supplier vetting

SummaryThe supplier presents itself as a professional technical supplier with 22 years of export experience and stated expertise in Africa-market power projects. It offers turnkey substation, EPC support, power distribution, OEM, ODM, 3D design, and broad customization services. Manufacturing-related equipment and documented finished-product inspection instructions indicate production infrastructure. However, service-control documentation is weak: assessment procedures lack written procedures or records, while corrective-action and complaint-handling procedures lack written records. No overseas warehouse, showroom, agent, branch, or offline trade-show participation is reported. The supplier reported no new products during the past year and no SDK availability. Financial credibility cannot be assessed from the provided information without using restricted financial figures. No specific customer cases or named completed projects are provided.

Supplier typeThe supplier is presented as a professional technical supplier serving power-distribution and infrastructure applications, with stated turnkey substation, EPC support, OEM/ODM, mechanical, rubber, plastic, chemical, construction, and mining-related business scopes. Its 22 years of export experience and Africa-market specialization support classification as an experienced technical and industrial supplier.

After-Sales capabilityThe supplier claims fast response, reliable delivery, and long-term cooperation, but its service-capability assessment has no written procedures or followed records. Corrective-action and customer-complaint procedures exist but have no written records, and no overseas warehouse, showroom, agent, branch, or offline trade-show service presence is reported.

Production capacityThe supplier lists rubber compounding, extrusion, knitting, cloth wrapping, vulcanizing, testing, packing, and related equipment, alongside manufacturing and sales scopes covering rubber and plastic products. It also states that finished-product inspection instructions exist and are uniformly followed, providing explicit evidence of production and inspection capability.

Customization capabilityThe supplier explicitly offers OEM and ODM services from design to delivery, 3D design support, and customization from samples, designs, full specifications, minor modifications, and flexible requirements. These consistent statements demonstrate broad customization capability.

Product Q&A

Q:Are you a trading company or a manufacturer?

We are a professional manufacturer with over 10 years of expertise in the substation and electrical equipment industry. Our product range includes transformers, high and low voltage switchgear, cable junction boxes, vacuum circuit breakers, load switches, and related accessories. We have been recognized as a certified excellent supplier to the State Grid Corporation of China, ensuring compliance with the highest national standards for quality and reliability.

Q:Do you accept customized orders?

Yes, we offer full OEM/ODM services, from design to production. You may provide drawings, technical parameters, or specific functional requirements, and our engineering team will develop tailored solutions. Custom branding, such as printing your logo, is also available.

Q:What is your minimum order quantity (MOQ)?

Our standard MOQ is 1 unit, providing flexibility for both trial and project-based orders.

Q:Do you provide after-sales installation support?

Yes. We offer remote installation guidance upon delivery, and can dispatch professional engineers for on-site support if required, ensuring correct setup and operational safety.

Q:What are your warranty terms?

We provide a 24-month warranty from the date of commissioning. If any defect arises due to design or manufacturing issues, please share photos/videos for analysis. We will arrange inspection and repair by qualified engineers, with parts and labor covered during the warranty period.