The MPI002/28/D4 is a single-pole single-throw (SPST) red/blue rear panel-mount ring illuminated Vandal Resistant Switch with NO contact and OFF-(ON) function. The MPI002 series vandal resistant switch is complemented by a range of 16mm stainless steel switches of robust construction designed for use in applications where space is at a premium. It has single-pole, push to make, tactile (momentary action), quick connect terminations, stainless steel body and button.