How can we guarantee quality?

We provide a pre-production sample before mass production; Always conduct final inspection before shipment. We will provide QC & test reports. We accept FAT(Factory Acceptance Test). Factory can manufacture oil type and dry type distribution transformer, max 500KV 480MVA power transformer, GIS, switchgear, substation, based on CE/IEC/GOST standard. Successively obtain ISO9001, ISO14001, ISO45001 certificate.

What is your packaging assurance?

We strictly adhere to export-standard packaging to ensure the safety of goods during transit additionally, we are fully flexible and can customize the packaging according to specific customer requirements.

Are you a manufacturer or trading company?

We are the exclusive overseas distributor officially authorized by the manufacturer, responsible for international market development, technical coordination, and global customer service.

Reliable 1000kVA Mining Tunnel Transformer for Harsh Environments

Name: Reliable 1000kVA Mining Tunnel Transformer for Harsh Environments
Brand: Apex Technologies Co.,Ltd.
SKU: 2273465095

Beijing, ChinaApex Technologies Co.,Ltd.

US$2,000.00-15,000.00

1 Set

Product specifications

Capacity

Voltage

Product profile

Customization

Available

Application

Power, Industrial, Commercial, Utility

Phase

Three

Model NO.

KBSG

Core

Customized

Cooling Method

an / Af

Winding Type

Two Windings, Three Windings

Certification

ISO9001, CCC, CE, IEC60076

Usage

Power Transformer, Distribution Transformer

Frequency Characteristics

50Hz / 60Hz

Shape of Core

Ring

Brand

Apex

Warranty

2 Years

Rated H. V.

6kv, 10kv, 11kv, 20kv, 35kv

Rated L. V.

0.4kv or Customized

Capacity

100kVA, 500kVA, 630kVA, 1000kVA, 3000kVA

Impedance

4~6%

Ambient Temperature

-25°C~40°C

Work Efficiency

≥98.5%

Winding Material

Full Copper Winding

Vector Group

Dyn11 or Customized

Transport Package

Wooden Case or Customized

Specification

Customized

Origin

China

Production Capacity

5000sets/Year

Key features

Explosion-Proof Design: Mining-grade flameproof dry-type transformer suitable for hazardous and explosive environments.

Wide Capacity Range: Rated capacity from 100 kVA to 2500 kVA, with special customization up to 6300 kVA available.

Customizable Voltage: High voltage 6-35 kV and low voltage 0.4-4.16 kV fully customizable to meet specific needs.

Long Service Life: Designed for more than 20 years of reliable operation in demanding mining conditions.

High Efficiency: Work efficiency reaches 98.5% or higher with CRGO silicon steel core and copper/aluminum windings.

Flexible Cooling: Auto-switchable AN (Natural Air) and AF (Forced Air) cooling methods for optimal performance.

Global Compliance: Certified by ISO9001, CE, IEC60076, and CCC standards for international market acceptance.

2-Year Warranty: Comprehensive 24-month warranty coverage for mechanical defects and performance assurance.

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: ≤0.42h 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 your preferred payment methods?

Wire transfer (T/T), letter of credit (L/C), and any payment method supported by MIC are acceptable. 30%-50% deposit upon order confirmation. Balance (50%-70%) due before dispatch.

Q:Can your products be customized?

Yes, absolutely. We understand that different countries and regions have specific requirements regarding voltage, frequency, and environmental conditions.

Q:What is your Minimum Order Quantity (MOQ) and the typical production lead-time for orders?

We maintain a flexible MOQ starting from 1 set to support various project scales. For standard specifications, the typical production lead-time is approximately 10 working days upon receipt of the deposit and final technical confirmation.

Q:How long is the warranty of your product?

Our warranty period is two year.

Q:Why should you buy from us not from other suppliers?

1. We offer highly competitive prices while ensuring the highest product quality. 2. For urgent orders, we can shorten the production cycle to meet your delivery requirements. 3. We have a professional and independent drawing team and technical team, it is expected that we can confirm all the contents on the drawings with you within 7 days. 4. With extensive experience in global collaboration, our team responds promptly to your needs-saving time and achieving mutual success.