They are offered in surface and through-hole mounting. The devices are lead-free and feature silver contacts and IR reflows to 260°C solder profile. Electrical rating is 0.3A at 6 Vdc, with a minimum electrical life of 10,000 cycles and actuator travel of 2 mm. They operate in temperatures from 10 to 60°C, and withstand shock/vibrations of 10 to 55 Hz, and are packaged on tapes and reels.
C&K Components, 15 Riverdale Ave., Newton, MA 02458, (617) 969 3700, http://www.ck-components.com/