Commercial Electrical Enclosures with Knockouts

Hammond Manufacturing Commercial Electrical Enclosures with Knockouts are ideal for commercial building construction and light industrial needs. These UL-listed enclosures are available in several NEMA ratings, including Type 1 and Type 3R. The Type 1 enclosures are suitable for use as a junction, pull, or switch box in general-purpose indoor commercial applications, while the Type 3R junction boxes provide protection against rain, sleet, snow, and dripping water. Hammond Manufacturing Commercial Electrical Enclosures feature knockouts on the bottom of the enclosure or on all four sides for design flexibility.

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IP Rating
NEMA Rating
Series
Hammond Manufacturing Junction Boxes N1 Screw Cover - 16 x 12 x 6 - Steel/Gray
Datasheet
26Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 6 in 12 in 1.333 ft IP20 1 CS
Hammond Manufacturing Junction Boxes N1 Screw Cover - 18 x 18 x 6 - Steel/Gray
Datasheet
1.127Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 6 in 1.5 ft 1.5 ft IP20 1 CS
Hammond Manufacturing Junction Boxes Type 3R Hinge Cover - 10 x 8 x 6 - Steel/Gray
Datasheet
10Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 8 in 10 in IP24 3R C3RHCRSM
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 10 x 8 x 6 - Steel/Gray
Datasheet
50Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 10 in 8 in 10 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 10 x 4 - Steel/Gray
Datasheet
1Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 10 in 12 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 10 x 6 - Steel/Gray
Datasheet
21Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 12 in 10 in 12 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 12 x 4 - Steel/Gray
Datasheet
242Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 12 in 12 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Hinge Cover - 12 x 12 x 6 - Steel/Gray
Datasheet
475Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 12 in 12 in IP24 3R C3RHCRSM
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 12 x 6 - Steel/Gray
Datasheet
515Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 12 in IP24 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 12 x 8 - Steel/Gray
Datasheet
18Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 12 in 12 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 12 x 4 x 4 - Steel/Gray
Datasheet
12Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 4 in 12 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 15 x 12 x 6 - Steel/Gray
Datasheet
221Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.25 ft 12 in 1.25 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 15 x 12 x 8 - Steel/Gray
Datasheet
1Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.25 ft 12 in 1.25 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 12 x 4 - Steel/Gray
Datasheet
13Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.5 ft 12 in 1.5 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 12 x 6 - Steel/Gray
Datasheet
53Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 12 in 1.5 ft IP24 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 18 x 10 - Steel/Gray
Datasheet
85Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.5 ft 1.5 ft 1.5 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 18 x 6 - Steel/Gray
Datasheet
199Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.5 ft 1.5 ft 1.5 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 18 x 8 - Steel/Gray
Datasheet
33Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.5 ft 1.5 ft 1.5 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 18 x 6 x 6 - Steel/Gray
Datasheet
7Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 1.5 ft 6 in 1.5 ft 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 4 x 4 x 4 - Steel/Gray
Datasheet
49Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 4 in 4 in 4 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Hinge Cover - 6 x 4 x 4 - Steel/Gray
Datasheet
10Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Screw Cover Steel Gray 4 in 6 in IP24 3R C3RHCRSM
Hammond Manufacturing Junction Boxes Type 3R Hinge Cover - 6 x 6 x 4 - Steel/Gray
Datasheet
142Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 6 in 6 in IP24 3R C3RHCRSM
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 6 x 6 x 4 - Steel/Gray
Datasheet
582Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 4 in 6 in 6 in IP24 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Screw Cover - 6 x 6 x 6 - Steel/Gray
Datasheet
23Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Galvanized Steel Gray 6 in 6 in 6 in 3R C3RSC
Hammond Manufacturing Junction Boxes Type 3R Hinge Cover - 8 x 6 x 4 - Steel/Gray
Datasheet
32Factory Stock Available
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Min.: 1
Mult.: 1

Screw Cover Steel Gray 6 in 8 in IP24 3R C3RHCRSM