Hotline switchgear and controls offers oil tight limit switches ip-67 dop, made of die cast aluminium body. The special features of the switches are: · it is totally dust and damp proof · it is completely oil and water tight · it has thermoplastic barrier between terminals to prevent short circuit The switch has an insulation voltage of 6000 ac and can withstand thermal current up to 10a. It has thermal capacity of 2.5 sq.Mm.