China Silver Contact Switch Manufacturers, Suppliers, Factory

Smartphones and other mobile devices have become essential parts of people's daily lives. However, keeping these devices constantly charged can be a challenge, especially when power outlets are not easily accessible. This is where the Micro USB Inline Power Switch comes in.

As a leading electronic components manufacturer, Yueqing Tongda Cable Factory has established itself as a key supplier in the 12V Micro Switch industry through years of technological expertise and innovation. The company’s high-performance and durable micro switches are widely trusted by global clients, serving applications in industrial automation, automotive electronics, smart home systems, and renewable energy.

Yueqing, November 3, 2025 — As a long-standing switch enterprise in Yueqing, the "Capital of Electrical Appliances in China", Yueqing Tongda Wired Electric Factory recently announced the large-scale mass production of its IP67-rated micro switches. Equipped with independently developed patented technology, this core product has successfully partnered with leading enterprises in fields such as new energy charging piles and industrial cleaning equipment, thanks to its dual advantages of "full-sealed protection + precise actuation". It addresses the industry pain point where traditional micro switches tend to fail in humid and dusty environments.

[Yueqing News] Recently, Yueqing Tongda Wired Electric Factory (Brand: WEIPENG), a national high-tech enterprise with over 30 years of experience in the industrial control switch field, has continuously secured orders in the home building materials market with its classic Home Rocker Switch series focusing on home scenarios, relying on the advantages of stable performance and multi-scenario adaptation. As a classic product that has stood the test of the market for a long time, it takes "safety and durability, appearance adaptation, and easy operation" as its core competitiveness, redefining the quality benchmark of household switches.

A Long Arm Micro Switch is a compact snap-action switch with an extended lever actuator. It is designed to detect movement, position, or mechanical contact with greater flexibility than a standard plunger micro switch. Because the long lever increases the contact range and reduces the force required to trigger the switch, it is widely used in appliances, industrial equipment, automation systems, vending machines, safety devices, office equipment, and many other electromechanical products. For buyers, engineers, and sourcing teams, choosing the right long arm micro switch is not only about matching the size. Electrical rating, actuator style, operating force, terminal type, durability, installation space, and working environment all affect performance and service life. This guide explains how a long arm micro switch works, where it is used, and what to check before purchasing one.