Ultraminiature KSK-1A80 Series reed switch featuring a close differential and glass length of 7.0mm and diameter of 1.8mm. Rated power 10 W, Switching voltage 170 VDC, Switching current 0.5 Amp DC. Most used, UL approval.
General purpose, medical equipment, test and measurement (ATE)
Data Sheet Link https://standexelectronics.com/viewer/pdfjs/web/viewer.php?file=https%3A%2F%2Fstandexelectronics.com%2Fwp-content%2Fuploads%2F2019%2F03%2FKSK-1A80_V03.pdf