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Old Style Sierra Electric Biplex Triplex Receptacle Wall Switch Plates

Item #:
Usually ships in 1-2 business days.
Item #:
Usually ships in 1-2 business days.

Product Description

Vintage Tall Narrow Rectangular Opening Outlet Switch Plate Covers

New single gang outlet cover plates for discontinued devices for two or three receptacles manufactured by the defunct Sierra Electric of L.A., CA, for houses built in the mid to late twentieth century (1950s, 1960s, 1970s).


  • made in USA
  • UL approved
  • 2-3/4" W x 4-1/2" H x 5/32" D metal replacement outlet cover
  • opening is 1-1/16" W x 2-29/32" H
  • 2 matching 1/4" screws
  • not a Decora rocker plate - old style part from the '60s & '70s
  • screws spaced 3.812" apart center to center

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  Switch Plates and Electrical Devices Made Easy Since 1982