What is the no-load current reduction range of the Oil-Immersed Distribution Transformer?

The no-load current drops by 60%-80% on average.

What is the no-load loss reduction range of the Oil-Immersed Distribution Transformer?

The no-load loss is reduced by 25%-35% on average.

11kv 400V Step Down 3 Phase Oil Immersed Distribution Transformer Copper Winding

Name: 11kv 400V Step Down 3 Phase Oil Immersed Distribution Transformer Copper Winding
Brand: Apex Technologies Co.,Ltd.
SKU: 1984528901

Beijing, ChinaApex Technologies Co.,Ltd.

US$900.00-9,000.00

1 Piece

Product specifications

Capacity

Product profile

Customization

Available

Application

Power, Industrial, Commercial

Phase

Three

Model NO.

S11, S13

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Two-winding Transformer

Certification

ISO9001, CCC, CE

Usage

Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Apex

Warranty

2 Years

Color

Customized

Rated Capacity

10kVA~2500kVA

Rated Voltage

6kv, 6.3kv, 10kv, 10.5kv, 11kv, 20kv, 25kv, 35kv

Winding Material

Copper, Aluminum

Transport Package

Wooden Case

Specification

Customized

Origin

China Jiangsu

Production Capacity

900sets/Month

Key features

CE Certification: Products meet CE standards and are exported to over 20 countries globally.

Comprehensive Customization: Offers OEM/ODM services with customizable color, standard, and design options.

Flexible Voltage Ratings: Rated high voltage ranges from 6kV to 35kV to suit various power needs.

Wide Capacity Range: Available in rated capacities from 10kVA up to 2500kVA.

ISO Quality Certifications: Holds ISO9001, ISO14001, and ISO48000 certifications for quality management.

Fast Production Lead Time: Typical production time is about 15 working days after deposit.

Professional Technical Support: Drawing confirmation provided within seven days by expert teams.

Company profile

Low MOQFull CustomizationFlexible CustomizationMulti-language Pioneer

Apex Technologies Co.,Ltd.

Beijing, China

Business Type: Trading Company CertifiedCustomization Options: Customization from Designs, Full Customization, etc.Average Response Time: ≤0.51h CertifiedTerms of Payment: T/T, LC CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, EXW, CFR

AI-Powered supplier vetting

SummaryApex Technologies is a Beijing-based transformer manufacturer offering oil-immersed, dry-type, box-type, special, amorphous-alloy, new-energy transformers, assemblies, and accessories. The supplier reports strong technical capabilities, a strict quality management system, participation in national key engineering projects, and long-term supply relationships with CNPC and COSCO Shipping. However, the available evidence shows limited documented service-management controls: corrective/preventive-action procedures are absent, and complaint-handling and service-capability procedures lack records. The supplier has no inventory, overseas warehouse, showroom, agent or branch, and serves no stated overseas service countries despite reporting that 90% of sales are exports. No new products, ODM, OEM for popular brands, or SDK were reported in the past year. Customization is offered, but raw-material traceability status is unknown. Audit organization and validity dates are provided, but the audit result is recorded...

Supplier typeApex Technologies is identified as a manufacturer and supplier specializing in transformers, including oil-immersed, dry-type, box-type, power, distribution, three-phase, step-down, special, amorphous-alloy, and new-energy transformers, as well as assemblies and accessories. The company also provides international transportation and spare-parts services.

After-Sales capabilityThe supplier has procedures for service capability and customer complaints, but no written records, and it has no written corrective/preventive-action procedures or records. It also reports no inventory, overseas warehouse, overseas showroom, overseas agents or branches, and zero countries with overseas services; spare-parts services are mentioned, but their scope and execution evidence are not documented.

R&D capabilityThe supplier reports no new products during the past year, no ODM service, no OEM capability for popular brands, and no available SDK. These explicit limitations indicate weak demonstrated innovation and development-service capability in the provided assessment.

Production capacityThe supplier states that its factory has strong technical capabilities, operates under a strict quality management system, has participated in national key engineering projects, and manufactures a broad range of transformer products and related assemblies. These statements support established manufacturing capability, although production scale and capacity metrics are not provided.

Customization capabilityThe supplier explicitly offers customization from designs, full customization, minor customization, and flexible customization. This directly supports a broad stated customization capability, while raw-material traceability remains of unknown status.

Client casesThe supplier states that it is a long-term supplier to CNPC and COSCO Shipping, has earned the trust of numerous customers, and has participated in several national key engineering projects. These are explicit customer and project references, although no project scope, dates, or performance records are provided.

Product Q&A

Q:What are the features of the Oil-Immersed Distribution Transformer?

It has good economic performance (no-load current drops by 60%-80% on average, no-load loss reduced by 25%-35% on average), long service life (fully sealed oil tank, oil not in contact with air), high operational reliability (improved seal parts), and a small footprint (corrugated plate radiator, beautiful appearance).

Q:What are the applications of the Oil-Immersed Distribution Transformer?

It is applicable to rural grid & farms, outdoor substations, mining & energy sites, industrial & infrastructure power.

Q:What are the technical parameters of the Oil-Immersed Distribution Transformer (e.g., rated capacity, no-load loss)?

Rated capacity range: 30-25000kVA; Rated voltage (HV/LV): 10/20/35kV / 0.4kV; No-load current: 0.3%-2.1%; No-load loss: 0.08kW-15.57kW; Load loss: 0.66kW-82.78kW; Outline dimensions and weight vary by model (detailed in technical parameter tables).

Q:What accessories/components are included with the Oil-Immersed Distribution Transformer?

High-Voltage Switchgear, Low-Voltage Switchgear, Relay Protection, Surge Arrester, DC Power Supply System, Panel.

Q:What is the rated voltage of the Oil-Immersed Distribution Transformer's low-voltage side?

The low-voltage side rated voltage is usually 0.4kV.