Internal Splice Boxes (SB)

Orenco® Internal Splice Boxes are installed inside of access risers to house spliced wire connections between an electrical control panel and equipment, such as effluent pumps and float switches. Orenco Internal Splice Boxes come standard with one to six watertight cord grips. Included are waterproof wire nuts, a neoprene sealing gasket, and four stainless steel lid screws.

  • Conforms to UL 514C, CSA C22.2 No. 85 1968
  • Type 4X (IP66) rated
  • Neoprene sealing gasket included
  • Stainless steel lid screws included
  • Waterproof wire nuts included
  • One to six ½-inch (15-mm) cord grips, standard
  • Cord grips available for ¾-inch (19-mm) AWG cord and CE-rated 1.5 × 3 flat cable
  • 15/8-inch (41-mm) standard conduit coupling length for PVC risers
  • 3¼-inch (82-mm) conduit coupling length for concrete risers


Sample Product Codes*

  • SB3 — includes three ½-inch (15-mm) cord grips, 15/8-inch
    (41-mm) standard conduit coupling
  • SB3G — includes two ½-inch (15-mm) cord grips, one ¾-inch
    (19-mm) cord grip, 15/8-inch (41-mm) standard conduit coupling
  • SB4 — includes four ½-inch (15-mm) cord grips, 15/8-inch (41-mm) standard conduit coupling

* For the full range of available product options, contact your local Orenco Distributor or Orenco.

Technical Data Sheet


Orenco Internal Splice Box
(Shown with Cord Grips, Electrical Cords, and Waterproof Wire Nuts)