... Emergency stop switch Suitable for 22mm and 25mm mounting hole IP65, waterproof type High quality, long life time 1. Model LA115-A2-11Z Emergency stop ... illuminatedpush button, maintained push button, Mushroom push button, emergency stop button, selectorswitch, key switch, dual push button, and etc. For more ... humidity: ≤90%Pollution degree: class 3Protection degree: IP65 emergency stop box