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Premium Double-Insulated Silk Litz Wire for High-Performance Audio

Name: Premium Double-Insulated Silk Litz Wire for High-Performance Audio
Brand: Hangzhou Hongtong Wire&Cable Co., Ltd.
SKU: 2091417502

Zhejiang, ChinaHangzhou Hongtong Wire&Cable Co., Ltd.

US$13.00-31.00

100 kg

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Insulation Level

C, H, F, B

Certification

ISO9001, CE, CCC, RoHS, VDE, UL(Cert. No. E326617)IATF16949

Model NO.

UDTC

Brand

Hongtong

Application

Transformer, Instrument, Electrical Equipment, Motor

Shape

Round Wire

Conductor Material

Copper Wire

Customizable

Yes

Product Model

QA, Uew

Thermal Class

B (130°C), F (155°C), H (180°C)

Enamel Thickness Grade

Grade 1, Grade 2, Grade 3

Delivery Time

7-10days

Enamel Type

Polyurethane

Transport Package

Standard Export Package with Pallets

Specification

Φ 0.035mm-Φ 6.00mm

Trademark

Hongtong

Origin

China

HS Code

8544110000

Production Capacity

20000 Tons/Year

Key features

High-Frequency Performance: Optimized for high-frequency resistance with minimal skin effect loss and high Q-factor.

Silk Protection: Silk layer minimizes wire damage during winding, ensuring superior electrical performance.

Customizable Design: Supports customization of wire diameter, structure, and insulation materials based on client needs.

Certified Quality: Compliant with UL, RoHS, CE, CCC, VDE, ISO9001, and IATF16949 standards.

Versatile Applications: Ideal for transformers, motors, 5G modules, EV coils, and aerospace avionics.

Excellent Solderability: Offers direct solderability with minimal residue for efficient assembly.

Eco-Friendly Options: Self-bonding types available with hot-air bonding for rapid forming and eco-friendliness.

Company profile

Fast DeliveryFull CustomizationQuality AssuranceProduct Certification

Hangzhou Hongtong Wire&Cable Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 year CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤0.82h

AI-Powered supplier vetting

SummaryHangzhou Hongtong Wire&Cable Co., Ltd. is a China-based limited manufacturing company established in 2004, with 88 employees and two major production facilities. It specializes in enameled magnet wire and related winding-system products, including applications in new energy vehicles, medical equipment, and 5G communications. The supplier reports IATF16949 and ISO9001 certifications, plus UL, RoHS, and REACH compliance. Production and quality-control indicators include expanded capacity, 21–30 quality-control staff, and an SGS audit record valid from March 5, 2025 to March 4, 2026. Its 2023 new-energy wire division and composite insulated wire development indicate some innovation activity. However, outsourcing procedures, contracts, inventory services, overseas warehousing, showroom services, R&D/ODM/OEM/SDK capabilities, Fortune 500 collaboration, raw-material traceability, and customer cases are not sufficiently documented. Financial information is excluded.

Supplier typeThe supplier is identified as a limited company and factory based in Hangzhou, Zhejiang, China, with 88 employees. It has specialized in enameled magnet wire manufacturing since 2004 and operates two major production facilities, indicating a direct manufacturing profile rather than a purely trading business.

CertificationsThe supplier reports IATF16949 automotive-grade certification, ISO9001 quality-management certification, UL certification, and RoHS and REACH compliance. An SGS audit record is also provided with validity from March 5, 2025 to March 4, 2026, although the supplied audit result is represented only by the value "0" and is not explained.

R&D capabilityInnovation evidence includes a dedicated New Energy Wire Business Division established in 2023, composite insulated wire development, and three years of total R&D engineer experience as recorded in the data. However, new-product output, ODM capability, SDK availability, and broader R&D indicators remain unknown.

Production capacityThe supplier has manufactured enameled magnet wire since 2004, expanded production capacity, operates two major facilities, and employs 88 people, with 21–30 quality-control staff. Its primary products are enameled round copper wire and magnet wire, supporting a conclusion of established production capability.

Product Q&A

Q:What is the wire diameter range of the enameled wires?

The conventional wire diameter range is from 0.035mm to 1.000mm. Non-standard customization is also supported.

Q:Do the enameled wires meet the RoHS environmental protection standard?

Yes, the products have passed the EU RoHS certification, and the certificate number is E326617.

Q:How to select enameled wires for high-frequency transformers?

The key indicators are as follows: - Low skin effect: It is recommended to choose litz wires or multi-strand thin wires. - Low dielectric loss: Enameled wires with polyurethane or polyesterimide paint can be selected. - Self-adhesiveness: It helps to reduce the impregnation process.

Q:What insulation materials and thermal values are available for customization?

Insulation materials include Polyurethane, Polyesterimide, Polyamideimide, and Aromatic Polyamideimide. Thermal values available are 155, 180, 200, 220, and 240.

Q:What is the minimum order quantity (MOQ) for this product?

The Minimum Order Quantity is 500 kg.