NEMA / IP Rated Boxes

NEMA 1 Junction Box Series

This heavy-duty steel junction box is well suited for a variety of junction and pull box electrical applications. Made of sheet-metal steel, it has a screw-down cover, and it is available with or without knockouts. It is NEMA 1 rated.

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Model # JB-3944

External Size L x W x D: 6.00" x 4.00" x 3.50"

Internal Size L x W x D: 5.88" x 3.88" x 3.38"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3944-KO

External Size L x W x D: 6.00" x 4.00" x 3.50"

Internal Size L x W x D: 5.88" x 3.88" x 3.38"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3945

External Size L x W x D: 6.00" x 6.00" x 3.50"

Internal Size L x W x D: 5.88" x 5.88" x 3.38"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3945-KO

External Size L x W x D: 6.00" x 6.00" x 3.50"

Internal Size L x W x D: 5.88" x 5.88" x 3.38"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3950

External Size L x W x D: 4.00" x 4.00" x 3.00"

Internal Size L x W x D: 3.88" x 3.88" x 2.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3950-KO

External Size L x W x D: 4.00" x 4.00" x 3.00"

Internal Size L x W x D: 3.88" x 3.88" x 2.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3951

External Size L x W x D: 4.00" x 4.00" x 4.00"

Internal Size L x W x D: 3.88" x 3.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3951-KO

External Size L x W x D: 4.00" x 4.00" x 4.00"

Internal Size L x W x D: 3.88" x 3.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3952

External Size L x W x D: 6.00" x 4.00" x 3.00"

Internal Size L x W x D: 5.88" x 3.88" x 2.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3952-KO

External Size L x W x D: 6.00" x 4.00" x 3.00"

Internal Size L x W x D: 5.88" x 3.88" x 2.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3953

External Size L x W x D: 6.00" x 4.00" x 4.00"

Internal Size L x W x D: 5.88" x 3.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3953-KO

External Size L x W x D: 6.00" x 4.00" x 4.00"

Internal Size L x W x D: 5.88" x 3.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3954

External Size L x W x D: 6.00" x 6.00" x 3.00"

Internal Size L x W x D: 5.88" x 5.88" x 2.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3954-KO

External Size L x W x D: 6.00" x 6.00" x 3.00"

Internal Size L x W x D: 5.88" x 5.88" x 2.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3955

External Size L x W x D: 6.00" x 6.00" x 4.00"

Internal Size L x W x D: 5.88" x 5.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3955-KO

External Size L x W x D: 6.00" x 6.00" x 4.00"

Internal Size L x W x D: 5.88" x 5.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3956

External Size L x W x D: 8.00" x 6.00" x 4.00"

Internal Size L x W x D: 7.88" x 5.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3956-KO

External Size L x W x D: 8.00" x 6.00" x 4.00"

Internal Size L x W x D: 7.88" x 5.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3957

External Size L x W x D: 8.00" x 8.00" x 4.00"

Internal Size L x W x D: 7.88" x 7.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3957-KO

External Size L x W x D: 8.00" x 8.00" x 4.00"

Internal Size L x W x D: 7.88" x 7.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3958

External Size L x W x D: 10.00" x 8.00" x 4.00"

Internal Size L x W x D: 9.88" x 7.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3958-KO

External Size L x W x D: 10.00" x 8.00" x 4.00"

Internal Size L x W x D: 9.88" x 7.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3959

External Size L x W x D: 10.00" x 8.00" x 6.00"

Internal Size L x W x D: 9.88" x 7.88" x 5.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3959-KO

External Size L x W x D: 10.00" x 8.00" x 6.00"

Internal Size L x W x D: 9.88" x 7.88" x 5.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3960

External Size L x W x D: 10.00" x 10.00" x 4.00"

Internal Size L x W x D: 9.88" x 9.88" x 3.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3960-KO

External Size L x W x D: 10.00" x 10.00" x 4.00"

Internal Size L x W x D: 9.88" x 9.88" x 3.88"

Knockouts: Knockouts

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NEMA 1 Junction Box Series

Model # JB-3961

External Size L x W x D: 10.00" x 10.00" x 6.00"

Internal Size L x W x D: 9.88" x 9.88" x 5.88"

Knockouts: No Knockouts

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NEMA 1 Junction Box Series

Model # JB-3961-KO

External Size L x W x D: 10.00" x 10.00" x 6.00"

Internal Size L x W x D: 9.88" x 9.88" x 5.88"

Knockouts: Knockouts

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NEMA / IP Rated Boxes

NEMA 1 Junction Box Series

Junction Box JB-3944

Junction Box with Knockouts JB-3944-KO

Junction Box JB-3945

Junction Box with Knockouts JB-3945-KO

Junction Box JB-3950

Junction Box with Knockouts JB-3950-KO

Junction Box JB-3951

Hinged Junction Box with Knockouts JB-3951-KO

Junction Box JB-3952

Junction Box with Knockouts JB-3952-KO

Junction Box JB-3953

Junction Box with Knockouts JB-3953-KO

Junction Box JB-3954

Junction Box with Knockouts JB-3954-KO

Junction Box JB-3955

Junction Box with Knockouts JB-3955-KO

Junction Box JB-3956

Junction Box with Knockouts JB-3956-KO

Junction Box JB-3957

Junction Box with Knockouts JB-3957-KO

Junction Box JB-3958

Junction Box with Knockouts JB-3958-KO

Junction Box JB-3959

Junction Box with Knockouts JB-3959-KO

Junction Box JB-3960

Junction Box with Knockouts JB-3960-KO

Junction Box JB-3961

Junction Box with Knockouts JB-3961-KO