The CSKOG16166 is a Type 1 unpainted galvanized steel junction box from the CSKOG Series, measuring 16 x 16 x 6 in (406 mm x 406 mm x 152 mm). It has a flat screw cover and knockouts, and is designed for general purpose indoor commercial use as a junction, pull or switch box, making it a fit for electricians, contractors and facilities teams wiring commercial interiors.

At 16 x 16 in with 6 in of depth, it is the largest square face in the CSKOG series table and the 6 in deep option at that face size. The body is formed and spot welded from 16 gauge G90 steel, and both the enclosure and cover are left as unpainted galvanized steel. The flat steel cover is fastened with plated steel screws, and keyhole slots let the cover be lifted off without removing the screws entirely.

Easily removed knockouts are provided on all four sides; the part drawing for the CSKOG16166 shows knockout diameters of 0.76, 1.01, 1.13, 1.26, 1.38 and 1.75 in, and an overall depth of 6.06 in including the cover. Through holes in the back allow wall mounting, and a grounding location is embossed in the body.

The CSKOG Series is UL-50 Type 1 and CSA Type 1 (UL File E65324, CSA Certificate LR21001) and complies with NEMA Type 1 and IEC 60529 IP20. The CSKOG16166 is REACH and RoHS compliant, ships in a box and has a shipping weight of 18 lbs (8.16 kg). CS Perforated Panels and Type 1 Extenders are listed as accessories for the series.