The TS-1109TP-C Tactile Switches with No Yes 50mA, 4.5mm, 100mO, 100000, 12V, 260gf, 4.5mm, -30?~+85?, 3.85mm and Black Round Button SPST SMD are manufactured by XKB. These switches are ROHS certified for safety and quality assurance and are a great choice for a variety of electronic applications. The switches feature sensitive tactile feedback and are specifically designed to withstand extreme temperatures and frequent use. They are small, durable and have an impressive current rating of 50mA, making them a great choice for your next project.