What is the cooling method used?

The transformer uses ONAN (Oil-immersed self-cooling) as its cooling method.

What is the lead time for production?

Lead time is 3-6 months during off-peak season and 6-12 months during peak season.

25kVA Fully Sealed Single Phase Pole Mounted Oil Immersed Distribution Transformer

Name: 25kVA Fully Sealed Single Phase Pole Mounted Oil Immersed Distribution Transformer
Brand: Wenzhou Longqi Import and Export Co., Ltd.
SKU: 2142712262

Zhejiang, ChinaWenzhou Longqi Import and Export Co., Ltd.

US$2,000.00-3,000.00

1 Piece

Sample price:US$5000.00/piece.Request sample

Product profile

Customization

Available

Application

Power

Phase

Three

Model NO.

25kVA Single Phase Oil Immersed Pole Mounted Trans

Core

Silicon Steel (Cold-Rolled Grain-Oriented)

Cooling Method

Oil-immersed Type Transformer

Winding Type

Two-winding Transformer

Certification

ISO9001-2000, ISO9001, CCC

Usage

Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Loncyele

Voltage Regulation

on-Load Tap-Changing

Design

Compact Structure, Small Footprint

Efficiency

Low Loss, High Efficiency, Energy Saving

Transport Package

Standard Export Wooden Case

Specification

200kVA ~ 2500kVA, 11kV

Trademark

OEM

Origin

China

HS Code

850433

Production Capacity

100 Pieces/Week

Key features

Fully Sealed Maintenance-Free Design: Corrugated oil tank isolates oil from air, preventing aging and moisture for zero maintenance.

High Efficiency Energy Savings: Cold-rolled silicon steel cores and oxygen-free copper windings reduce no-load and load losses.

Safe and Reliable Protection: Built-in pressure relief valve and high-sensitivity gas relay ensure equipment and grid safety.

Easy Pole-Mounted Installation: Dedicated brackets allow direct pole mounting without additional civil engineering foundations.

Comprehensive Quality Assurance: Manufactured per GB1094/IEC60076 with rigorous lightning, temperature, and short-circuit testing.

Lifetime Technical Support: Includes 3-year warranty coverage and continuous lifetime technical assistance.

Customizable Voltage Ratio: Rated voltage ratio of 10kV/0.22kV is available for customization to meet specific needs.

Company profile

Fast DeliveryCustomization from SamplesFull CustomizationQuality Assurance

Wenzhou Longqi Import and Export Co., Ltd.

Zhejiang, China

Business Type: Trading CompanyExport Year: 2025-05-01Nearest Port: Wenzhou Port, Ruian Port, Yueqing Bay Port AreaAverage Response Time: ≤4.45hTerms of Payment: T/T, D/P, PayPal, etc.International Commercial Terms(Incoterms): FOB, Others, FCA, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT

AI-Powered supplier vetting

SummaryThe supplier is a limited company with affiliated companies and offers a broad range of electrical equipment, including high- and low-voltage switchgear, transformers, circuit breakers, and related products. Evidence indicates production and assembly resources, three quality inspectors, standardized finished-product inspection instructions, and extensive customization options. It also reports OEM service for well-known brands and international trade support. However, service-management weaknesses are explicitly documented: no written procedures or records for supplier-service assessment, corrective and preventive actions, or complaint handling. No certification information, customer case details, or environmental and fire-drill evidence is provided. SDK availability is explicitly absent, while financial records are referenced only by year labels without sufficient evaluative detail.

Supplier typeThe supplier is identified as a limited company with affiliated companies. Its stated business scope covers electrical equipment, mechanical equipment, power electronic components, hardware, and various other product categories, while its offered products specifically include high- and low-voltage equipment, transformers, switchgear, and circuit breakers.

After-Sales capabilityThe supplier describes multilingual international trade support, document and logistics services, and 24/7 cross-border communication. However, it has no written procedures or records for effective complaint handling, corrective and preventive actions, or supplier-service capability assessment; overseas service coverage is listed as zero and only one qualified service supplier is reported.

Production capacityThe supplier lists assembly lines, copper strip processing machinery, and welding robots, and offers a substantial range of high- and low-voltage electrical products. It also reports three quality assurance and quality control inspectors and uniformly followed finished-product inspection instructions, providing explicit evidence of production and inspection resources.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, and minor customization. Its company description also states that it provides solution customization, indicating a broad stated customization scope.