The C&K COMPONENTS Y33A21215FPLFT is a high-performance sealed tactile switch within the KSA & KSL MKII series. Featuring improved sealing through a modified crimping technique and double overmolding of the terminal, this switch is designed for reliability in harsh environments. It boasts up to 1 million operations, RoHS compliance, and is suitable for automotive, industrial, telecommunication, and household appliance applications. The switch is available with various options for actuation force, termination length, and corrosion protection, allowing for customization to meet specific application requirements. Consult C&K Components for custom switch specifications and contractual packages for critical applications like automotive or medical systems.