Square Surface Capacitive Touch Spring

* Selecting from our ready-made specifications ensures zero tooling costs and the fastest delivery time. Custom sizes are available but will incur additional setup fees and extended lead times.

 

Packaging Methods

1. Bulk (Plastic bag)

2. Plastic tray

3. Tape & Reel (For SMT)

What are the square surface capacitive touch springs widely used for?

The capacitive touch springs can be applied in various fields such as household appliances, medical equipment, robotics, wearable technology, automated devices, tools, gas, instrumentation, automotive industries, and more. For example, the capacitive touch springs are now very commonly found in household appliances such as induction cookers, microwaves, ovens, refrigerators, air conditioners, coffee machines, and audio systems, and so on.

FAQ for Square Surface Capacitive Touch Spring

Q1: Why is the production lead time for square surface springs often longer than circular ones?

A: Unlike standard circular coils, creating a square surface requires a large number of 90-degree bending angles. Due to the inherent material stress during this precision winding process, the spring can easily twist or deform if not handled with expert care. Consequently, the production efficiency is relatively slow, as we prioritize structural integrity and a perfectly flat touch surface over speed.

Q2: How do I ensure the spring remains centered on the PCB during high-volume manual assembly?

A: Precision positioning is handled through our customizable welding foot designs. Depending on your PCB layout and space, we can provide specialized pin structures such as one U-shaped pin, one U-shaped with a single pin, or two U-shaped pins. These designs provide multiple anchor points to prevent the spring from shifting during the soldering process.

Q3: Can we modify the aspect ratio of the square surface to fit a specific slim-line touch panel?

A: Absolutely. While we provide standard sizes, the dimension of the top capacitive touch area is determined entirely according to your need. We can adjust the machine winding parameters to produce a "long and thin" or "short and wide" surface that matches the exact icons on your overlay.

Q4: Are these square springs suitable for smart home devices used in high-humidity kitchens?

A: Yes, they are designed for durability in challenging environments. These springs are acid and alkali resistant and offer high anti-corrosion properties. By using materials like Stainless Steel or Music Wire with Nickle-plated or Tin-plated finishes, we ensure stable touch sensitivity even in humid or chemically active settings.

Q5: How should we handle these springs during incoming inspection to avoid bending the frames?

A: To protect the precision 90-degree angles from deformation during transport and handling, these products are usually packaged in the plastic tray rather than loose bags. We recommend keeping them in their original tray packaging until the moment of assembly to ensure the square surface remains perfectly flat for optimal contact.