Mounting Back Panels
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Part #HOFF A12P10 MOUNTING PANEL FOR 12X10 ENCLOSURE ACTUAL SIZE 10.25" X 8.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 8.88 in Width, 10-3/4 in Height, For Use With: 12 x 10 in Junction Box, 14 ga Steel, Polyester Powder Painted,
MFG #A12P10
48 in Stock. More available 09/22/2026 and 10/11/2026
$28.65/EA
Part #HOFF A8P8 MOUNTING PANEL FOR 8X8 ENCLOSURE ACTUAL SIZE 6.75" X 6.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 6.88 in Width, 6-3/4 in Height, For Use With: 8 x 8 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A8P8
51 in Stock. More available 10/11/2026
$18.67/EA
Part #HOFF A12P12 MOUNTING PANEL FOR 12X12 ENCLOSURE ACTUAL SIZE 10.75" X 10.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 10.88 in Width, 10-3/4 in Height, For Use With: 12 x 12 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A12P12
80 in Stock. More available 10/11/2026
$33.28/EA
Part #HOFF A10P8 MOUNTING PANEL FOR 10X8 ENCLOSURE ACTUAL SIZE 8.75" X 6.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 6.88 in Width, 8-3/4 in Height, For Use With: 10 x 8 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A10P8
85 in Stock. More available 10/11/2026
$21.27/EA
Part #HOFF A6P6 MOUNTING PANEL FOR 6X6 ENCLOSURE ACTUAL SIZE 4.88" X 4.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 4.88 in Width, 4.88 in Height, For Use With: 6 x 6 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A6P6
54 in Stock. More available 09/22/2026 and 10/11/2026
$14.18/EA
Part #HOFF A18P16 MOUNTING PANEL FOR 18X16 ENCLOSURE ACTUAL SIZE 16.75" X 14.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 14.88 in Width, 16-3/4 in Height, For Use With: 18 x 16 in Enclosures, 14 ga Steel, Polyester Powder Painted,
MFG #A18P16
37 in Stock. More available 10/17/2026
$68.16/EA
Part #HOFF A36P30 MOUNTING PANEL FOR 36X30 ENCLOSURE ACTUAL SIZE 33.00" X 27.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 27 in Width, 33 in Height, For Use With: 36 x 30 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P30
Part #HOFF A14P12 MOUNTING PANEL FOR 14X12 ENCLOSURE ACTUAL SIZE 12.75" X 10.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 10.88 in Width, 12-3/4 in Height, For Use With: 14 x 12 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A14P12
37 in Stock. More available 10/11/2026
$37.19/EA
Part #HOFF A10P10 54830 MOUNTING PANEL FOR 10X10 ENCLOSURE ACTUAL SIZE 8.75" X 8.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 8.88 in Width, 8-3/4 in Height, For Use With: 10 x 10 in Junction Box, 14 ga Steel, Polyester Powder Paint
MFG #A10P10
32 in Stock. More available 10/11/2026
$25.03/EA
Part #HOFF A24P24 MOUNTING PANEL FOR 24X24 ENCLOSURE ACTUAL SIZE 21.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 21 in Height, For Use With: 24 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A24P24
8 in Stock. More available 10/11/2026
$195.35/EA
Part #HOFF A6P4 MOUNTING PANEL FOR 6X4 ENCLOSURE ACTUAL SIZE 4.88" X 2.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 2.88 in Width, 4.88 in Height, For Use With: 6 x 4 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A6P4
70 in Stock. More available 10/11/2026
$11.58/EA
Part #HOFF A8P6 MOUNTING PANEL FOR 8X6 ENCLOSURE ACTUAL SIZE 6.75" X 4.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 4.88 in Width, 6-3/4 in Height, For Use With: 8 x 6 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A8P6
52 in Stock. More available 10/11/2026
$15.92/EA
Part #HOFF A30P24 MOUNTING PANEL FOR 30X24 ENCLOSURE ACTUAL SIZE 27.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 27 in Height, For Use With: 30 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A30P24
16 in Stock. More available 10/11/2026
$238.76/EA
Part #HOFF A16P14 MOUNTING PANEL FOR 16X14 ENCLOSURE ACTUAL SIZE 14.75" X 12.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 12.88 in Width, 14-3/4 in Height, For Use With: 16 x 14 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A16P14
43 in Stock. More available 10/11/2026
$49.05/EA
Part #HOFF A30P30 MOUNTING PANEL FOR 30X30 ENCLOSURE ACTUAL SIZE 27.00" X 27.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 27 in Width, 27 in Height, For Use With: 30 x 30 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A30P30
14 in Stock. More available 10/11/2026
$334.26/EA
Part #HOFF A24P20 MOUNTING PANEL FOR 24X20 ENCLOSURE ACTUAL SIZE 21.00" X 17.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 17 in Width, 21 in Height, For Use With: 24 x 20 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A24P20
13 in Stock. More available 10/11/2026
$169.30/EA
Part #HOFF A16P16 MOUNTING PANEL FOR 16X16 ENCLOSURE ACTUAL SIZE 13.00" X 13.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 13 in Width, 13 in Height, For Use With: 16 x 16 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A16P16
10 in Stock. More available 09/22/2026 and 10/11/2026
$90.73/EA
Part #HOFF A20P20 MOUNTING PANEL FOR 20X20 ENCLOSURE ACTUAL SIZE 17.00" X 17.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 17 in Width, 17 in Height, For Use With: 20 x 20 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A20P20
11 in Stock. More available 10/11/2026
$129.65/EA
Part #HOFF A60P48 MOUNTING PANEL FOR 60X48 ENCLOSURE ACTUAL SIZE 56.00" X 44.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLFS, 44 in Width, 56 in Height, For Use With: 60 x 48 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A60P48
5 in Stock. More available 10/11/2026
$872.56/EA
Part #HOFF A48P36 MOUNTING PANEL FOR 48X36 ENCLOSURE ACTUAL SIZE 45.00" X 33.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 33 in Width, 45 in Height, For Use With: 48 x 36 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A48P36
6 in Stock. More available 10/11/2026
$573.02/EA
Part #HOFF A20P16 MOUNTING PANEL FOR 20X16 ENCLOSURE ACTUAL SIZE 17.00" X 13.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 13 in Width, 17 in Height, For Use With: 20 x 16 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A20P16
10 in Stock. More available 10/11/2026
$107.66/EA
Part #HOFF A36P36 MOUNTING PANEL FOR 36X36 ENCLOSURE ACTUAL SIZE 33.00" X 33.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 33 in Width, 33 in Height, For Use With: 36 x 36 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P36
1 in Stock. More available 10/11/2026
$445.69/EA
Part #HOFF A36P24 MOUNTING PANEL FOR 36X24 ENCLOSURE ACTUAL SIZE 33.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 33 in Height, For Use With: 36 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P24
2 in Stock. More available 10/11/2026
$286.51/EA
Part #HOFF A12N12P MOUNTING PANEL FOR 12X12 ENCLOSURE ACTUAL SIZE 10.25" X 10.25" WHITE PAINTED STEEL FOR TYPE 1 AND SMALL 3R ENCLOSURES Hoffman Enclosure Panel, Series: PNLT1, 10-1/4 in Width, 10-1/4 in Height, For Use With: 12 x 12 in Type 1 and Small Ty
MFG #A12N12P
3 in Stock. More available 10/11/2026
$30.68/EA
Part #HOFF A12P10 MOUNTING PANEL FOR 12X10 ENCLOSURE ACTUAL SIZE 10.25" X 8.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 8.88 in Width, 10-3/4 in Height, For Use With: 12 x 10 in Junction Box, 14 ga Steel, Polyester Powder Painted,
MFG #A12P10
48 in Stock. More available 09/22/2026 and 10/11/2026
$28.65/EA
Part #HOFF A8P8 MOUNTING PANEL FOR 8X8 ENCLOSURE ACTUAL SIZE 6.75" X 6.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 6.88 in Width, 6-3/4 in Height, For Use With: 8 x 8 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A8P8
51 in Stock. More available 10/11/2026
$18.67/EA
Part #HOFF A12P12 MOUNTING PANEL FOR 12X12 ENCLOSURE ACTUAL SIZE 10.75" X 10.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 10.88 in Width, 10-3/4 in Height, For Use With: 12 x 12 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A12P12
80 in Stock. More available 10/11/2026
$33.28/EA
Part #HOFF A10P8 MOUNTING PANEL FOR 10X8 ENCLOSURE ACTUAL SIZE 8.75" X 6.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 6.88 in Width, 8-3/4 in Height, For Use With: 10 x 8 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A10P8
85 in Stock. More available 10/11/2026
$21.27/EA
Part #HOFF A6P6 MOUNTING PANEL FOR 6X6 ENCLOSURE ACTUAL SIZE 4.88" X 4.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 4.88 in Width, 4.88 in Height, For Use With: 6 x 6 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A6P6
54 in Stock. More available 09/22/2026 and 10/11/2026
$14.18/EA
Part #HOFF A18P16 MOUNTING PANEL FOR 18X16 ENCLOSURE ACTUAL SIZE 16.75" X 14.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 14.88 in Width, 16-3/4 in Height, For Use With: 18 x 16 in Enclosures, 14 ga Steel, Polyester Powder Painted,
MFG #A18P16
37 in Stock. More available 10/17/2026
$68.16/EA
Part #HOFF A36P30 MOUNTING PANEL FOR 36X30 ENCLOSURE ACTUAL SIZE 33.00" X 27.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 27 in Width, 33 in Height, For Use With: 36 x 30 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P30
Part #HOFF A14P12 MOUNTING PANEL FOR 14X12 ENCLOSURE ACTUAL SIZE 12.75" X 10.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 10.88 in Width, 12-3/4 in Height, For Use With: 14 x 12 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A14P12
37 in Stock. More available 10/11/2026
$37.19/EA
Part #HOFF A10P10 54830 MOUNTING PANEL FOR 10X10 ENCLOSURE ACTUAL SIZE 8.75" X 8.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 8.88 in Width, 8-3/4 in Height, For Use With: 10 x 10 in Junction Box, 14 ga Steel, Polyester Powder Paint
MFG #A10P10
32 in Stock. More available 10/11/2026
$25.03/EA
Part #HOFF A24P24 MOUNTING PANEL FOR 24X24 ENCLOSURE ACTUAL SIZE 21.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 21 in Height, For Use With: 24 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A24P24
8 in Stock. More available 10/11/2026
$195.35/EA
Part #HOFF A6P4 MOUNTING PANEL FOR 6X4 ENCLOSURE ACTUAL SIZE 4.88" X 2.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 2.88 in Width, 4.88 in Height, For Use With: 6 x 4 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A6P4
70 in Stock. More available 10/11/2026
$11.58/EA
Part #HOFF A8P6 MOUNTING PANEL FOR 8X6 ENCLOSURE ACTUAL SIZE 6.75" X 4.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 4.88 in Width, 6-3/4 in Height, For Use With: 8 x 6 in Junction Box, 14 ga Steel, Polyester Powder Painted, White
MFG #A8P6
52 in Stock. More available 10/11/2026
$15.92/EA
Part #HOFF A30P24 MOUNTING PANEL FOR 30X24 ENCLOSURE ACTUAL SIZE 27.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 27 in Height, For Use With: 30 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A30P24
16 in Stock. More available 10/11/2026
$238.76/EA
Part #HOFF A16P14 MOUNTING PANEL FOR 16X14 ENCLOSURE ACTUAL SIZE 14.75" X 12.88" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLJ/PNLWM, 12.88 in Width, 14-3/4 in Height, For Use With: 16 x 14 in Junction Box, 14 ga Steel, Polyester Powder Painted
MFG #A16P14
43 in Stock. More available 10/11/2026
$49.05/EA
Part #HOFF A30P30 MOUNTING PANEL FOR 30X30 ENCLOSURE ACTUAL SIZE 27.00" X 27.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 27 in Width, 27 in Height, For Use With: 30 x 30 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A30P30
14 in Stock. More available 10/11/2026
$334.26/EA
Part #HOFF A24P20 MOUNTING PANEL FOR 24X20 ENCLOSURE ACTUAL SIZE 21.00" X 17.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 17 in Width, 21 in Height, For Use With: 24 x 20 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A24P20
13 in Stock. More available 10/11/2026
$169.30/EA
Part #HOFF A16P16 MOUNTING PANEL FOR 16X16 ENCLOSURE ACTUAL SIZE 13.00" X 13.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 13 in Width, 13 in Height, For Use With: 16 x 16 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A16P16
10 in Stock. More available 09/22/2026 and 10/11/2026
$90.73/EA
Part #HOFF A20P20 MOUNTING PANEL FOR 20X20 ENCLOSURE ACTUAL SIZE 17.00" X 17.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 17 in Width, 17 in Height, For Use With: 20 x 20 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A20P20
11 in Stock. More available 10/11/2026
$129.65/EA
Part #HOFF A60P48 MOUNTING PANEL FOR 60X48 ENCLOSURE ACTUAL SIZE 56.00" X 44.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLFS, 44 in Width, 56 in Height, For Use With: 60 x 48 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A60P48
5 in Stock. More available 10/11/2026
$872.56/EA
Part #HOFF A48P36 MOUNTING PANEL FOR 48X36 ENCLOSURE ACTUAL SIZE 45.00" X 33.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 33 in Width, 45 in Height, For Use With: 48 x 36 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A48P36
6 in Stock. More available 10/11/2026
$573.02/EA
Part #HOFF A20P16 MOUNTING PANEL FOR 20X16 ENCLOSURE ACTUAL SIZE 17.00" X 13.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 13 in Width, 17 in Height, For Use With: 20 x 16 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A20P16
10 in Stock. More available 10/11/2026
$107.66/EA
Part #HOFF A36P36 MOUNTING PANEL FOR 36X36 ENCLOSURE ACTUAL SIZE 33.00" X 33.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 33 in Width, 33 in Height, For Use With: 36 x 36 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P36
1 in Stock. More available 10/11/2026
$445.69/EA
Part #HOFF A36P24 MOUNTING PANEL FOR 36X24 ENCLOSURE ACTUAL SIZE 33.00" X 21.00" WHITE PAINTED STEEL Hoffman Enclosure Panel, Series: PNLWM, 21 in Width, 33 in Height, For Use With: 36 x 24 in Type 3R/4/4X/12/13 Enclosures, 12 ga Steel, Polyester Powder Pa
MFG #A36P24
2 in Stock. More available 10/11/2026
$286.51/EA
Part #HOFF A12N12P MOUNTING PANEL FOR 12X12 ENCLOSURE ACTUAL SIZE 10.25" X 10.25" WHITE PAINTED STEEL FOR TYPE 1 AND SMALL 3R ENCLOSURES Hoffman Enclosure Panel, Series: PNLT1, 10-1/4 in Width, 10-1/4 in Height, For Use With: 12 x 12 in Type 1 and Small Ty
MFG #A12N12P
3 in Stock. More available 10/11/2026
$30.68/EA