How is the transformer packaged for shipping?

Transformers are packed in wooden cases or iron structures. Accessories are packed in welded steel structures or polywood crates. The main body may be filled with nitrogen or oil, and trucks use lashing chains for robust transport.

What certifications does the transformer have?

The transformer is ISO9001 certified, ensuring superior reliability and performance in harsh conditions.

What after-sales services are provided?

We offer comprehensive assistance from consultation to after-sales service, including a one-year warranty and life-long paid maintenance services.

Three-Phase Moisture-Resistant High Efficiency Low Maintenance 20kv Oil-Immersed Transformer

Name: Three-Phase Moisture-Resistant High Efficiency Low Maintenance 20kv Oil-Immersed Transformer
Brand: Shanghai Demiks Electric Power Technology Co., Ltd.
SKU: 2268089385

Shanghai, ChinaShanghai Demiks Electric Power Technology Co., Ltd.

US$1,300.00-47,000.00

1 Piece

Product profile

Customization

Available

Application

Electronic

Phase

Three

Model NO.

S1113

Certification

ISO9001

Usage

Three Phase Transformer

Brand

Demiks

Sealing Technology

Fully Sealed, No Conservator

Energy Efficiency

Low No-Load and Load Losses

Thermal Performance

Corrugated Tank with Breathing & Cooling Function

Core & Winding

High-Permeability Silicon Steel + Robust Winding S

Application Suitability

Dust-Resistant, Ideal for Harsh Industrial Environ

Transport Package

Wooden Crate Packaging

Specification

Rated Capacity

Trademark

Origin

Shanghai, China

Key features

Fully Sealed Design: No conservator required; corrugated fins provide breathing and cooling functions.

Moisture Resistant: Vacuum-filled packaging removes moisture; prevents oxygen and moisture intrusion.

High Efficiency Core: Uses high permeability magnetic grain oriented cold rolled silicon steel sheet.

Low Maintenance: Fully sealed structure eliminates the need for regular oil sample tests.

Safety Protection: Equipped with pressure relief valve, gas relay, and oil temperature measuring device.

Customization Available: Customization is available for sealing technology and energy efficiency options.

ISO9001 Certified: Manufactured under ISO-9001 international quality standards for reliability.

Robust Construction: Concentric coils with robust winding and multi-stepped core section design.

Company profile

Experienced TeamSelf-brandedFast DeliveryQuality Assurance

Shanghai Demiks Electric Power Technology Co., Ltd.

Shanghai, China

Business Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 1 Year CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.71h CertifiedTerms of Payment: LC, D/P, T/T, etc.

AI-Powered supplier vetting

SummaryThe supplier operates in power transmission, distribution, monitoring, control, electrical equipment, instruments, software, and related technical services. It reports more than 22 years of core-team development and nationwide recognition, while export activity began one year ago and exports represent 51%–70% of sales. The supplier provides extensive customization and 3D software design services, but reports no new products in the past year and has only one R&D engineer. Quality-related certifications include ISO 9001:2015 and CE. Quality assurance is stated, although finished products are checked by packing staff, and no written corrective-action or complaint-handling procedures are reported. The supplier has no stated inventory, overseas warehouse, or overseas showroom capability. No Fortune 500 cooperation is reported, and the available financial figures are not sufficient for assessment.

Supplier typeThe supplier is positioned as a power and electrical equipment provider, with business scope covering power transmission and distribution equipment, intelligent monitoring and control equipment, instruments, electrical components, technical services, repairs, and related software and hardware. The core team is reported to have more than 22 years of development experience, indicating an established industry focus.

CertificationsThe supplier reports an ISO 9001:2015 management-system certificate and CE product compliance certification. These certifications provide explicit evidence of formal quality-management and product-compliance credentials.

After-Sales capabilityThe supplier reports no written procedures or records for corrective and preventive actions or effective customer-complaint handling. It also reports no inventory capability, overseas warehouse, or overseas showroom, limiting documented after-sales and overseas service support.

R&D capabilityThe supplier has technical development and R&D-related business scope and provides 3D software design services, but it reports no new products during the past year and only one R&D engineer. The evidence shows some technical capability but does not demonstrate strong recent product innovation.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and also provides 3D software design services. These statements directly support broad customization capability.

Product Q&A

Q:What is the warranty period for this transformer?

We provide a one-year warranty (12 months since customer receive & use the machine). The manufacturer also guarantees to provide life-long paid maintenance services for the product.

Q:Is customization available for this transformer?

Yes, customization is available. Options include fully sealed technology (no conservator) and low no-load and load losses for improved energy efficiency.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Set.

Q:What are the accepted payment terms?

Accepted payment types include T/T, L/C, PayPal, Western Union, and Small-amount payment. Accepted currencies are USD, EUR, and CNY.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.