What is the lead time for production?

Lead time is one month for both peak and off-peak seasons.

Moisture Resistant Long Service Life Oil-Immersed Mining Transformer

Name: Moisture Resistant Long Service Life Oil-Immersed Mining Transformer
Brand: Tongbian Electric Apparatus Co., Ltd.
SKU: 2312116885

Yunnan, ChinaTongbian Electric Apparatus Co., Ltd.

US$1,000.00-20,000.00

1 Piece

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Three

Model NO.

Mining Transformer

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Two-winding Transformer

Certification

ISO9001-2000, ISO9001, CCC, CNAS

Usage

Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Brand

Gaoyuan

Product Name

Mining Transformer

Insulation Class

a Class

Test Reports

Omplete Type Test Reports and Factory Test Reports

Transport Package

Crate

Specification

Custom

Trademark

GaoYuan

Origin

China

HS Code

58531000

Key features

Mining Environment Design: Engineered for underground and open-pit operations up to 35 kV with IP44 enclosures.

Explosion-Proof Safety: Features explosion-proof cable entries and vacuum tap-switches to prevent arc release.

Advanced Cooling System: Water-cooled or forced-oil-air options keep temperature rise below 65 K in confined spaces.

MA Safety Certification: Holds Chinese MA (Safety) certification for reliable service in coal and metal mines.

High Pollution Resistance: Enlarged creepage distances designed for Class III pollution environments.

Full Customization Available: Customizable voltage, capacity, and environment (plateau, high cold, etc.).

Comprehensive Testing: Includes complete type test reports and factory test reports for all units.

Eco-Friendly Export Packaging: Uses recyclable materials with nitrogen-sealed cores and moisture protection.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Tongbian Electric Apparatus Co., Ltd.

Yunnan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Just started foreign trade business CertifiedNearest Port: Shenzhen PortAverage Response Time: >24h

About Our Factory & Business Background

AddressN/a, Kunming, Yunnan, China

Plant Area24263.58 square meters

Number of Employees145

Registered Capital141,500,000 RMB

Terms of PaymentT/T

International Commercial Terms(Incoterms)FOB

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 Set

Supply Chain Partners51

Our Production Capability & Technical Expertise

Main ProductsOil Immersed Transformer, Epoxy Cast Dry-Type Transformer, Metro Traction Dry-Type Transformer, Special Dry-Type Transformer, Mining Dry-Type Transformer, Smelting Transformer, Combined Substation

Production Lines5

Production MachinesInsulation Components Production Euipments, Vaccum Drying Furnace, Power Oil Transformer&Dry-type Transformer Winding Machine, Vacuum Oil Filling Machine, Coal-gas Vapor Drying Furnace, Assembling Tower, 110kV-220kV Power Oil Immersed Transformer Winding Machine, Horizontal Shearing Machine, Vertical Shearing Machine, Rotating Turret Hydraulic Busbar Chamfering Machine, Three-position Hydraulic Busbar Processing Machine, Flatness Calibrator, Vacuum Pressure Tank, Contant Temperature Drying Chamber, Power Oil Transformer & Dry-type Transformer Testing Center, 110kV-220kV Power Oil Immersed Transformer Testing Center, Oil Chromatography Analyzer, Electrothermal Blowing Drying Chamber, Viscosity Tester, Insulating Oil Dielectric Loss and Resistivity Tester, Automatic Closed Flash Point Tester

QA/QC inspectors9 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers8 people

Traceability of Raw MaterialsYes

Own BrandYes