Wouldn´t a reed switch suit to you?
Reed contacts feature many properties, by which they considerably outperforms standard switching technologies. Components from company Meder electronic belong to a top in this segment.
MEDER - Manufacturer of Reed Relays, Reed Sensors, Reed Switches
Our partner MEDER electronic is a global leader in the design, development and manufacture of Reed Sensing and Reed Switching solutions with a selection from hundreds of Reed Switches, Reed Relays, Reed Sensors and Level Floats in highest quality.