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Safety Technology STI6521 STI-6521

Safety Technology STI6521 STI-6521
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Bopper Stopper cover helps protect everything from electrical outlets to push buttons. Inexpensive and highly durable, this hinged cover lives up to its name for a wide range of applications. Can take hard knocks in stride while protecting digital keypads, electrical outlets, smaller size pull stations and push buttons to name just a few. Both the cover and hinge is molded of polycarbonate material while the hinge springs are formed from stainless steel. Comes complete with installation screws and gasket.

Bopper Stopper is backed by a lifetime guarantee against breakage and damage in normal use. Cost effective and easy to install.


  • Protects against vandalism and accidental damage.
  • Fast and easy installation. 
  • Cover is molded from thick smoke color polycarbonate material.
  • Stainless steel torsion spring maintains cover in a closed position.
  • Comes complete with mounting hardware and gasket.
  • Versatile cover protects push button units, smaller pull stations, keypads, electrical outlets and shutdown switches.
  • Gasket replacement recommended after five years.
  • ADA Compliant.
  • Polycarbonate rated -40ºF to 120ºF (-40ºC to 49ºC). 
  • Lifetime guarantee against breakage in normal use. 
  • 94V-2 flammability rating.