What Is Uninsulated Terminals

Uninsulated terminals—also known as bare terminals—are essential electrical connectors designed without an insulating sleeve, cúng dường độ dẫn tối đa, kích thước nhỏ gọn, and superior crimping reliability. They are widely used in applications where secondary insulation such as ống co nhiệt, đổ khuôn, or taping is required.

Là một người chuyên nghiệp uninsulated terminal manufacturer, Qianwei Precision supplies high-quality terminals engineered for ô tô, công nghiệp, quyền lực, and OEM electrical systems, supporting both standard models and fully customized solutions.

Key Advantages of Uninsulated Terminals

• Độ dẫn điện tuyệt vời
  Direct metal-to-metal contact minimizes resistance and ensures stable current transmission.

• Nhỏ gọn & Space-Saving Design
  Ideal for high-density wiring and confined installation environments.

• Reliable Crimp Performance
  Precision-stamped structure ensures consistent crimp quality and strong mechanical retention.

• Automation-Friendly
  Designed for manual, bán tự động, and fully automatic terminal crimping machines.

• Flexible Secondary Insulation
  Compatible with heat shrink tubing, PVC sleeves, ép phun, and other insulation methods.

Nguyên vật liệu & Tùy chọn mạ

To meet diverse electrical and environmental requirements, Qianwei uninsulated terminals are available in multiple material and plating combinations:

Vật liệu cơ bản

• đồng – Excellent conductivity for power transmission

• Thau – Balanced strength and electrical performance

• đồng phốt pho – Enhanced spring properties and durability

mạ bề mặt

• mạ thiếc – Cost-effective corrosion resistance

• mạ niken – Superior durability and high-temperature performance

• mạ bạc (Không bắt buộc) – Low contact resistance for high-end applications

All materials comply with RoHS và REACH yêu cầu.

Thông số kỹ thuật

• Phạm vi dây: AWG 22 – AWG 4 (tùy chỉnh)

• Xếp hạng hiện tại & Điện áp: According to terminal type and application

• Nhiệt độ hoạt động: −40°C to +150°C (depending on material & mạ)

• Crimping Methods:

  • Hand tools

  • Semi-automatic crimping machines

  • Fully automatic terminal machines

• Sự tuân thủ: RoHS / VỚI TỚI / UL (select models)

Custom specifications are available upon request.

Ứng dụng điển hình

Uninsulated terminals are widely used across industries where performance and flexibility are critical:

• Bộ dây điện ô tô

• Industrial Control Panels

• Phân phối điện & Electrical Equipment

• Thiết bị gia dụng

• Hệ thống năng lượng tái tạo (mặt trời, lưu trữ năng lượng)

• OEM / ODM Custom Projects

Customization Capabilities of Qianwei

Qianwei Precision specializes in non-standard and application-specific terminals, cúng dường:

• Kích thước thiết bị đầu cuối, độ dày, và tùy chỉnh cấu trúc

• Special materials or plating requirements

• Progressive die design and in-house tooling

• Prototyping, small-batch trials, và sản xuất hàng loạt

• Long-term supply support for series projects

Our engineering team works closely with your drawings, mẫu, or application requirements to deliver cost-effective and production-ready solutions.

Tại sao chọn Qianwei

• In-House Manufacturing
  Stamping, dụng cụ, and quality control under one roof.

• Stable Quality & tính nhất quán
  Strict process control ensures repeatable performance.

• Automation Expertise
  Terminals optimized for high-speed crimping and assembly.

• B2B-Focused Service
  Báo giá nhanh, hỗ trợ kỹ thuật, and export experience.

• Trusted by Global Customers
  Serving automotive, công nghiệp, and electrical manufacturers worldwide.

Câu hỏi thường gặp

What is the main advantage of uninsulated terminals?
Uninsulated terminals offer higher conductivity and a more compact design, making them ideal for applications requiring secondary insulation.

Can these terminals be used in automatic crimping machines?
Đúng. Our terminals are designed for compatibility with manual, bán tự động, và thiết bị uốn hoàn toàn tự động.

How do I choose the right material and plating?
Selection depends on current load, môi trường, và ứng dụng. Our engineers can recommend the optimal solution.

Bạn có hỗ trợ thiết kế tùy chỉnh không?
Tuyệt đối. We provide full customization from tooling development to mass production.