Ideal for medical, transportation, and high-end consumer applications, these surface-mounted, waterproof switches deliver consistent performance, enhanced durability, and reliable tactile feedback.
![](https://www.electronicsforu.com/wp-contents/uploads/2024/08/Np227.jpg)
Littelfuse, Inc. has updated its C&K Switches KSC2 Sealed Tactile Switch product line. This surface-mounted, waterproof tactile switch series now includes an Electrical Height enhancement. The series is a momentary-action tactile switch for surface-mount technology (SMT). They are designed to cater to various markets and applications, making them an ideal choice for multiple industries. It is well-suited for use in surgical tools and healthcare wearables in the medical field. It is perfect for transportation components like door handles, window lifters, and steering wheel columns. It also meets the demands of high-end consumer products, including power tools, lawnmowers, and snow blowers.
The latest version of the switch delivers enhanced durability and an extended lifespan, leading to fewer replacements. It provides consistent performance over time, ensuring reliable functionality. It offers clear tactile feedback, improving user experience by confirming input registration. The series contributes to a more reliable and secure product, benefiting end users across various applications.
Key features of the switches include:
- Electrical Height: Ensures precise electrical connections by accurately defining the distance between the actuation point and bottom contact.
- IP67 Rating: Provides resistance to dust and water up to 1 meter for 30 minutes, ensuring reliability in harsh environments.
- Compatibility with Lead-Free Reflow Soldering: Supports environmentally friendly manufacturing, tolerating high temperatures and thermal cycling in lead-free, RoHS-compliant soldering processes.
- Soft Actuator (3.5 mm high): Offers precise operation with consistent activation.
The Electrical Height enhancement improves precision in the electrical switching position, making the switch more straightforward to integrate into designs. This feature avoids cumulative tolerances and provides a functional value with tighter tolerance. The Switches are available in tape and reel format in quantities of 2,000, with samples available through authorised company distributors worldwide. The series is reliable for industrial applications such as elevators, automation systems, and machinery. The series offers various models with multiple electrical lifespans, capable of withstanding different operating forces.