Coil Spring limit Switch WLNJ-G-N, AC 250V, 10A, 48 VDC, Alloy, Waterproof,
Coil Spring Limit Switch AC 250V 10A Aluminium, Waterproof Limit Switch, Model on the data sheet is KB - 5106. This is a heavy-duty limit switch which is waterproof and has all stainless internals. It has an aluminium body.