How do you conduct quality control in your factory?

We implement 100% QC inspection to ensure every product is qualified. We have 8 QC inspections during the manufacturing process from raw material to the final products.

Could I have your catalog and price list for trial order in MOQ quantity?

All of our products are showing on Made-in-China or official website, you are always welcome to ask me to get more information directly. Sample order is acceptable.

Can your product be customized?

Considering differences in voltage, frequency and other specialty of transformer product in different countries and regions, our product can be customized according to your requirements.

What should provide to make customized transformer?

Technical drawing is the best,or tell us power (capacity), voltage, installation size limitation, insulation class and etc.

When can I get the price?

Usually we quote within 24 hours after we get your inquiry.

High Quality Fixed Frequency Wholesale Electronics Manufacturer Coil Railway Air Core Power Inductor

Name: High Quality Fixed Frequency Wholesale Electronics Manufacturer Coil Railway Air Core Power Inductor
Brand: Changsha Lushan Electronic Technology Co., Ltd.
SKU: 2176579215

Hunan, ChinaChangsha Lushan Electronic Technology Co., Ltd.

US$286.00

1 Piece

Product profile

Customization

Available

Type

Fixed Inductor

Structure

Inductive Choke

Model NO.

Air core reactor_Inductor 140A-75uH

Working Frequency

Power Frequency

Structure of Winding

Single Coil

Nature of Operation

Choke Coil

Structure of Magnetizer

Iron Core Coil

Range of Application

Filter

Packaging Form

Epoxy Resin Inductance

Brand

Lushan China

Inductor Value

Fixed Inductor

Rated Current

140A

Rated Inductance

75uh

Winding Materials

Copper/Aluminum

Insulation Grade

H/F

Impedance

Customized

Cooling Type

Sound Level

<75dB

Certification

ISO9001,CE,TUV

Transport Package

Wooden Pallet/Wooden Case

Trademark

Lushan

Origin

Changsha China

Production Capacity

8000 Units/Year

Key features

Strong Overload Capacity: Withstands instantaneous large currents to ensure stable power supply during equipment startup.

Effective Temperature Control: Low temperature rise design prevents overheating in high-temperature and dusty mining environments.

Air-Core Structure: Resistant to impact and ensures stable operation of power equipment in harsh mining conditions.

High Working Efficiency: Operating efficiency exceeds 95% for optimal energy performance.

Wide Voltage Range: Rated voltage supports 110V to 3300V for diverse application needs.

Customizable Impedance: Impedance values can be customized according to specific project requirements.

Comprehensive Quality Control: 100% inspection from raw materials to final products with 8 QC checkpoints.

ISO 9001 Certified: Adheres to ISO 9001:2015 standards with CE, TUV, and PSE certifications.

Company profile

Cooperated with Fortune 500Years of Export ExperienceImporters and ExportersPatents Awarded

Changsha Lushan Electronic Technology Co., Ltd.

Hunan, 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: 20 years CertifiedNearest Port: Shanghai portAverage Response Time: ≤0.86h

AI-Powered supplier vetting

SummaryThe supplier manufactures power electronic components, photovoltaic equipment and components, and electrical complete sets. It reports ISO 9001:2015 certification, more than 40 years of technical experience in transformers and reactors, 3D design, OEM/ODM, and broad customization capabilities. Evidence also indicates documented product inspection instructions, available inventory, and technical support covering customer requirements, production, and after-sales service. However, the supplier reported no new products in the past year, no SDK, no overseas warehouse or showroom, and no valid manufacturing-capacity contract with related subcontractors. Financial credibility cannot be assessed from the provided information because no financial performance data is available.

Supplier typeThe supplier’s stated business scope covers manufacturing of power electronic components, photovoltaic equipment and components, and electrical complete sets, alongside sales of electrical complete sets. This supports classification as a manufacturer and supplier of industrial electrical and power-related products.

CertificationsThe supplier explicitly holds an ISO 9001:2015 management-system certificate. This is direct evidence of a recognized quality-management certification, although no additional certifications are stated.

After-Sales capabilityThe company states that it provides technical services and pre-sales, in-sales, and after-sales support, while its technology engineers provide technical support for production and after-sales service. Inventory capability is available, but the supplier has no overseas warehouse, so overseas service infrastructure is limited.

R&D capabilityThe supplier reports more than 40 years of technical experience, studies and applies new technologies, materials, and processes, provides 3D design services, and maintains design-input, output, review, verification, and validation documentation. However, it also reports only 3 R&D engineers and no new products launched in the past year, so the evidence demonstrates established technical capability but not recent product-output strength.

Production capacityThe supplier operates in relevant manufacturing fields, has standardized and uniformly followed finished-product inspection instructions, maintains inventory capability, and reports lead times of within 15 working days in the off-season and one month during peak season. Nevertheless, it has no valid manufacturing-capacity contract with related subcontractors, which limits evidence regarding outsourced production continuity.

Customization capabilityThe supplier explicitly offers 3D software design, customization from samples and designs, full, minor, and flexible customization, as well as OEM and ODM services. These statements provide direct evidence of broad product-design and customization capability, although no SDK is available.

Client casesThe supplier reports collaboration with Fortune 500 companies, a repeat-buyer preference of 50%–80%, and 20 years of export experience, with exports representing 31%–40% of total sales. These are direct indicators of established customer and international-market experience, although no specific customer names or project details are provided.

Product Q&A

Q:Are you a Manufacturer, factory or Trading company?

We are the manufacturer specializing in power transformer, inductor, and reactor production for 50 years.

Q:How can I trust you?

Our company, Lushan Electronic was founded in 1975 specializing in power transformer and reactor over 50 years, We have been cooperated with Fortune 500 companies such as CRCC,CRRC for over 10 years. We have many patent certificates CE certificate, TUV certificate, ISO9001 certificate.Our products are widely used all around the world.We believe that we can provide you products of good quality with competitive price.

Q:What's your major products?

Dry-type transformer, oil-immersed transformer, high voltage and low voltage transformer, line reactor, filter reactor, high-frequency transformer and reactor.

Q:What's your warranty terms?

We offer at least 12 months warranty time.

Q:Lead time for mass production?

7 to 25 working days or depending on order quantity.