R. STAHL's 8294 series metal stopping plugs can be used to seal unused holes in Ex e enclosures ("increased safety" type of protection). To ensure that they remain robust during use, they are designed to be impact resistant in accordance with IEC/EN 60079-0 and IEC/EN 60079-7.
- Metal stopping plugs for sealing open holes
- for thread sizes M16-M75 and 3/8"-4" (NPT)
- for Ex e and Ex d enclosures