2018 Series Cast Explosion Proof Screw Head

  • Available in cast iron and aluminum
  • Cover contains internal threads and gasket to assure water-tight connection
  • Ceramic terminal blocks for high temperature application
  • Negative lead identification by color code is indicated inside cover
  • A stainless steel chain is furnished with each head for safety and easy maintenance
  • Cover has minimum of eight thread engagement, in compliance with requirements for explosion-proof service

A general purpose, heavy-duty, gasket sealed screw cover head available with a single or duplex terminal block. Recommended for installations that require protection from weather or corrosive atmospheres. Factory Mutual approved for hazardous locations, explosion-proof for NEC Class 1, Division 1, Groups A, B, C and D, dust ignition proof for Class II, Division 1, Groups E, F and G; and NEMA 4 weatherproof (indoor-outdoor) and CSA Hazardous locations.