ST-R Receptacle Trough

The Receptacle Trough provides a convenient means of remotely mounting twistlock type photocontrols for virtually any outdoor luminaire.  Typical applications include:

 •    Retrofitting installations to replace other existing controls and/or manual switching.

•    Enabling of photocontrol by conveniently locating controls in circumstances where foliage or buildings block sun light for traditional luminaire-mounted controls.

•    Placement of photocontrols in easy-to-reach locations to simplify maintenance.

•    Placement of photocontrols in secure locations, where they cannot be disturbed by criminal activity.


Receptacle Trough shall be high strength A.S.T.M. 356.1 cast aluminum. Top of receptacle trough shall be configured with either (2) or (3) twistlock style photocontrol receptacles. Where (2) receptacles are used, the middle opening shall use a threaded plug.

Set screw holes to secure photocontrol receptacles (and/or threaded plug) to trough shall be Ø1/4-20 (2 @ 180°).

Rear side of trough shall have a removable cover plate that secures by means of (2) screws.


Length: 18 3/4"
Depth: 2 1/8"
Height: 4 1/8" plus height of photo control receptacle


To insure product durability, the cast housing and cover plate shall be finished with a high performance coating consisting of high gloss Super Durable polyester powder coat paint to be applied utilizing a multi stage process that includes phosphate pretreatment, electrostatic powder application, and convection curing. Paint shall be weather, corrosion, abrasion, and UV resistant in compliance with the American Architectural Manufacturers Association’s specification AAMA 2604-05. Color to be specified.


Receptacle Trough shall have a 1" NPS opening at the bottom for stem installation. Two set screw holes shall be Ø1/4-20 (2 @ 180°).