Goochain holds ISO 9001, ISO 13485, BSCI, FDA, MDR, and CE certifications.
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tVNS vs taVNS: Key Differences, Applications and How to Choose an OEM Manufacturer

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2026-02-20 11:55:05

Understand the difference between tVNS and taVNS, how vagus nerve stimulation devices work, and how to choose a reliable OEM manufacturer for ear clips, electrodes, and medical cables.

Goochain Hosts 2026 Annual Conference to Strengthen Team Unity

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In 2026, Goochain successfully held its Annual Conference, bringing all employees together to reflect on past achievements, recognize outstanding contributors, and look ahead to a future of steady growth and collaboration.

tVNS Device Manufacturer & OEM Supplier – Custom taVNS and Vagus Nerve Stimulation Solutions

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2026-01-29 10:23:21

Goochain is a professional tVNS device manufacturer providing custom taVNS stimulators, vagus nerve stimulation devices, and ear clip electrodes with OEM/ODM services. We support product design, PCBA development, cable assembly, and mass production.

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As a professional manufacturer specializing in medical and health electronic accessories, Goochain officially introduces its new TaVNS (Transcutaneous Auricular Vagus Nerve Stimulation) ear clip. Featuring a non-invasive design, stable signal performance, and factory-level quality control, this product is designed for brands, medical device companies, and wellness solution providers seeking reliable OEM/ODM and bulk supply.

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CES USA January-2026/Goochain Technology invites you to join us at this exciting event.

CES USA January-2026/Goochain Technology invites you to join us at this exciting event.

2025-12-17 20:24:32

We are pleased to announce our participation in CES 2026 (International Consumer Electronics Show) in Las Vegas. Visit our booth to explore our latest custom cable assemblies, magnetic charging docks, smart charging adapters, and integrated mPOS hardware solutions, and meet our team in person.

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IMEX Turkey 2025 is in full swing! Goochain Technology invites you to join us at this exciting event.

2025-10-10 21:29:26

Goochain Technology participated in IMEX Turkey 2025, showcasing its latest customized cable solutions for consumer electronics, including FPC device cables, imaging connection cables, and more.

Goochain to Exhibit at CMEF Guangzhou Sept. 2025 – Visit Us at Booth 19.2-B44

Goochain to Exhibit at CMEF Guangzhou Sept. 2025 – Visit Us at Booth 19.2-B44

2025-09-19 14:30:50

Dongguan Goochain Technology will showcase medical cables, ECG & EEG lead wires, CES ear clips, and custom cable assemblies at CMEF Guangzhou 2025. Visit us at Booth 19.2-B44.

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Contact us

Dongguan Goochain Technology Co., Ltd. is a high-tech enterprise integrating research and development, manufacturing, and sales. The company specializes in providing innovative solutions for the medical, industrial, retail payment, and consumer electronics industries.
Established in 2016, Goochain is headquartered in Huangjiang Town, Dongguan, China. The company operates a modern production facility covering 5,000 square meters and is supported by a professional team. Its clientele spans across the globe, with a strong focus on Europe and the Americas.
We uphold a philosophy of "Quality at the Core, Innovation as the Driver." By adhering to stringent international quality management systems (ISO 13485, ISO 9001) and obtaining multiple global certifications (such as FDA, CE, MDR, ROHS), Goochain ensures that every product manufactured meets the highest international standards. Goochain custom cable assembly manufacturer, pogo pin cable manufacturer trading services

Stainless Steel 3.9mm Male Snap Button Connector for Medical Electrodes

  • Product Name:3.9mm Male Snap Button Connector
  • Type:Male Snap / Stud
  • Diameter:3.9mm
  • Material:Stainless Steel
  • Surface Finish:Polished / Nickel Plated (Optional)
  • Conductivity:Excellent electrical conductivity
  • Connection Type:Snap-on
  • Application:ECG / TENS / EMS / Medical electrodes
  • Compatibility:Standard 3.9mm female snap connectors
  • Installation:Press-fit / Embedded
  • Customization:Size, plating, structure available
  • MOQ:Flexible (OEM supported)
  • Certification:ISO 9001 / ISO 13485
  • Product Details

Product feature

 High-Precision Stainless Steel

Manufactured from premium stainless steel to ensure:

  • Long service life

  • Strong corrosion resistance

  • Stable electrical performance

 Standard 3.9mm Medical Interface

Fully compatible with:

 Strong Mechanical Stability

  • Secure snap connection

  • Resistant to repeated plugging/unplugging

  • No deformation during long-term use

 Medical-Grade Manufacturing

  • Clean production environment

  • Strict QC inspection

  • Suitable for medical and wearable healthcare products

 OEM & ODM Capability

We support:

  • Custom sizes & structures

  • Surface treatment options

  • Branding & packaging

  • Large-scale mass production


Applications

This 3.9mm snap button is widely used in:

  • ECG monitoring cables

  • TENS / EMS therapy devices

  • Electrode pads

  • Physiotherapy equipment

  • Wearable medical devices

  • Rehabilitation systems

  • Medical sensor connections


Why Choose Us as Your Manufacturer?


 Strong R&D Team – Custom design & engineering support
 ISO 9001 / ISO 13485 Certified
 Stable Quality Control System
 Fast Sampling & Mass Production
 Experienced in Medical Cable & Connector Manufacturing

We specialize in medical cable assemblies, snap connectors, electrode accessories, and custom interconnect solutions for global medical device brands.


Related Products

  • 3.9mm Female Snap Connector

  • ECG Lead Wire Assemblies

  • TENS Electrode Cables

  • Medical Snap Button Electrodes

  • Custom Medical Cable Assemblies

  • Stainless Steel Medical Contacts


Packaging & Delivery

  • Standard export packaging

  • Custom packaging available

  • Short lead time

  • Global shipping support


Contact Us

Looking for a reliable manufacturer of 3.9mm snap connectors or medical cable assemblies?

 

Company Introduction

FAQ

Q1: Can I start a sample order first before ordering more?
A: Sure, Goochain provide free samples if we have stock, sample customized should be charged some set up cost. We appreciate you to order sample from us to check our quality.


Q2: What payment methods do you accept?
A: Alibaba Trade Assurance, PayPal, T/T, Bank Transfer, Western Union and L/C


Q3: How does your factory do regarding quality control?
A: Quality is priority. QC department with professional quality assurance specialist attach great importance to quality controlling from the very beginning to the very end. Our factory has gained FDA Registered,Rohs, SGS, CE FCC,ISO9001:2008 ISO13485authentication. Etc


Q4: Factory? Yes! Can I customize items I like, such as to print our own logo, or to alter the design?
A: Yes, we are a factory with more than 100 employees. We offer OEM/ODM service. Please contact us or our sales representative to check with the details.


Q5: Delivery time and warranty? Which shipping service you will use for my goods?
A: Our lead time is around 2-4 weeks, and we can provide 12 months warranty since delivery. We used DHL,Fedex,UPS,TNT,EMS as customer like.


Q6: Where is your factory located? How can I visit there?
A: Sure. We are more than happy to receive you in Dongguan and show you around our workplace. 

Dongguan Goochain Technology Co., Ltd.

Tel:15913803231

Wechat:15913803231

Contact Person:Tracy Zhang

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