What materials are used in the coil?

We use bare copper wire, with a minimum diameter of 0.0119mm (Num. #56). The windings are bonded with self-bonding wire and strong adhesive.

Air Core Coil Bobbin Coil Magnetic Coil Air Coil

Name: Air Core Coil Bobbin Coil Magnetic Coil Air Coil
Brand: Dongguan City Defuli Hardware Electronic Materials Co.,Ltd.
SKU: 741035665

Guangdong, ChinaDongguan City Defuli Hardware Electronic Materials Co.,Ltd.

US$0.20-0.40

1,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Type

Fixed Inductor

Structure

Inductive Choke

Working Frequency

Low Frequency

Model NO.

xxx

Structure of Winding

Single Coil

Nature of Operation

Antenna Coil

Structure of Magnetizer

Ferrite Coil

Range of Application

Induction Coil

Packaging Form

Power Coils

Brand

Hartai

Inductor Value

Fixed Inductor

Material

Copper Wire

Application

Hearing Aids, Wireless Charger Coil, Actuator

Price

Factory Directly

Shape

Square or Round

Operating Frequency

High

Design

Customized

Shipping

by Air or by Sea

Certification

ISO9001

Feature

High Precision

Transport Package

Plastic Tray Inner, Carton Box Outside

Specification

RoHS ISO SGS

Trademark

Hartai

Origin

Dongguan, Guangdong

HS Code

8544110000

Production Capacity

100000PCS/Week

Key features

Custom Design Capability: Supports customized shapes (square/round) and designs based on customer inquiries.

High Precision Materials: Uses bare copper wire with diameter as small as 0.0119mm for high precision.

Wide Application Range: Suitable for hearing aids, wireless chargers, actuators, antennas, and RFID.

Quality Certifications: Compliant with ISO9001, RoHS, SGS, and CE standards.

Professional Engineering: 10+ years experience with strong engineering team for cost-saving suggestions.

Fast Response Time: All enquiries are answered within 24 hours.

OEM/ODM Service: Supports OEM/ODM services and manufacturing under special requests.

Competitive Pricing: Factory direct pricing with competitive costs and strict quality control.

Company profile

Dongguan City Defuli Hardware Electronic Materials Co.,Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 2002-06-24 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤15h CertifiedTerms of Payment: T/T CertifiedInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryDongguan City Defuli Hardware Electronic Materials Co., Ltd. is a China-based factory established in 2010, with 35 employees, a 2,000 m² manufacturing plant, three production lines, and six to ten quality-control staff. It manufactures coil-winding and wire-guiding components, including tensioners, nozzles, pulleys, ceramic guides, rollers, and wire-jump preventers. The supplier holds an ISO 9001:2015 certificate and reports export activity to Southeast Asia, the Middle East, North America, Europe, and other regions. Stated lead times are within 15 working days in both peak and off-peak seasons. Evidence supports established manufacturing, quality-system certification, export experience, and a stated focus on technology and service. However, the provided information does not substantiate specific customization processes, named customer cases, or detailed after-sales capabilities.

Supplier typeThe supplier is identified as a factory and limited company in Dongguan, Guangdong, China, with 35 employees and a 2,000 m² manufacturing plant. Its stated business activities include manufacturing and processing machinery and electrical and electronic products, with product keywords centered on coil-winding and wire-guiding components.

CertificationsThe supplier explicitly reports holding an ISO 9001:2015 certificate for its management system. This provides direct evidence of a documented quality-management certification.

R&D capabilityThe supplier explicitly describes self-developed technology, technological innovation, continuous product improvement, and efforts to perfect its technical capabilities. It also reports four years of total R&D-engineer experience, but no R&D facilities, patents, development projects, or measurable innovation outcomes are provided.

Production capacityProduction evidence includes three production lines, a 2,000 m² plant, six to ten quality-control staff, 35 total employees, and stated order fulfillment within 15 working days in both peak and off-peak seasons. The supplier also reports export operations and a product range focused on industrial winding and guiding components, supporting an established production operation.

Product Q&A

Q:How can I get a quotation?

You can find our contact information below this page. Providing detailed information will help us give an exact quotation within 24 hours. For urgent inquiries, please let us know to prioritize your request.

Q:How can I get a sample?

Once the price is confirmed, you can request samples.

Q:Can you do the design for us?

Yes, we have our own factory and can handle OEM orders, including customized designs.

Q:How long does it take to get a sample?

Normally, it takes 7-15 days to produce a sample.

Q:What is the lead time for mass production?

It depends on the products ordered. Generally, it takes 15-25 days for mass orders.