
®
PANELMAX™ Corner Wiring Duct Space Savings Calculator — 3 inch size (CWD3)
Utilize Unused Space Add More Components
Conventional Wiring Duct
ab
6.12 in
3X3 Duct
PANELM AX ™ Corner Wiring Duct
CWD3
3.90 in
2.22 in
- OR-
Reduce Your Enclosure Size
Reduction in Enclosure
Unused Corner
Space
Subpanel
Space Savings
Size
Top view of enclosure corner and wiring duct channels
3X3 inch Conventional Wiring Duct PANELMAX ™ CWD3 Corner Wiring Duct
Estimated
Enclosure and
Sub-panel
1
Costs
3
Estimated
Enclosure
Cost
Savings
Free Standing Enclosure
Sizes with Side Panel
Capability
Estimated
Usable
Sub-panel
Mounting
Current Enclosure Footprint
Square
Width x Depth
Footage Width x Depth
Floor
Space
Cost
Enclosure and
Sub-panel
1
Costs
2
Estimated
Usable Sub
panel
Mounting Area
%
Space
Increase
Potential Enclosure Footprint
with P
ANELMAX™ Reduction in
Square
Footage
Enclosure
Size
Floor
Space
Cost
60 x 24 x 18 13.8 ft² 24 x 18 in 3.0 ft² $75 $2,351 16.0 ft² 16% 19.6 x 15.8 in 2.2 ft² 28% $54 $1,685 $687
60 x 36 x 24 17.8 ft² 36 x 24 in 6.0 ft² $150 $3,029 20.0 ft² 12% 31.6 x 21.8 in 4.8 ft² 20% $120 $2,415 $644
72 x 24 x 18 17.2 ft² 24 x 18 in 3.0 ft² $75 $2,672 20.0 ft² 16% 19.6 x 15.8 in 2.2 ft² 28% $54 $1,915 $778
72 x 24 x 24 22.2 ft² 24 x 24 in 4.0 ft² $100 $3,209 25.0 ft² 12% 19.6 x 21.8 in 3.0 ft² 26% $74 $2,381 $854
72 x 24 x 30 22.2 ft² 24 x 30 in 5.0 ft² $125 $3,432 25.0 ft² 12% 19.6 x 27.8 in 3.8 ft² 24% $95 $2,597 $865
72 x 24 x 36 22.2 ft² 24 x 36 in 6.0 ft² $150 $3,655 25.0 ft² 12% 19.6 x 33.8 in 4.6 ft² 23% $115 $2,803 $888
72 x 25 x 18 17.2 ft² 25 x 18 in 3.1 ft² $78 $3,135 20.0 ft² 16% 20.6 x 15.8 in 2.3 ft² 28% $57 $2,268 $889
72 x 30 x 18 19.7 ft² 30 x 18 in 3.8 ft² $94 $2,868 22.5 ft² 14% 25.6 x 15.8 in 2.8 ft² 25% $70 $2,148 $743
72 x 30 x 24 24.7 ft² 30 x 24 in 5.0 ft² $125 $3,495 27.5 ft² 11% 25.6 x 21.8 in 3.9 ft² 22% $97 $2,709 $814
72 x 31 x 24 24.7 ft² 31 x 24 in 5.2 ft² $129 $3,803 27.5 ft² 11% 26.6 x 21.8 in 4.0 ft² 22% $101 $2,964 $867
72 x 36 x 18 22.2 ft² 36 x 18 in 4.5 ft² $113 $3,115 25.0 ft² 12% 31.6 x 15.8 in 3.5 ft² 23% $87 $2,400 $741
72 x 36 x 24 27.2 ft² 36 x 24 in 6.0 ft² $150 $3,781 30.0 ft² 10% 31.6 x 21.8 in 4.8 ft² 20% $120 $3,015 $797
72 x 36 x 30 27.2 ft² 36 x 30 in 7.5 ft² $188 $3,735 30.0 ft² 10% 31.6 x 27.8 in 6.1 ft² 19% $153 $3,038 $732
72 x 36 x 36 27.2 ft² 36 x 36 in 9.0 ft² $225 $4,289 30.0 ft² 10% 31.6 x 33.8 in 7.4 ft² 18% $185 $3,535 $794
72 x 37 x 24 27.2 ft² 37 x 24 in 6.2 ft² $154 $4,114 30.0 ft² 10% 32.6 x 21.8 in 4.9 ft² 20% $123 $3,293 $852
72 x 48 x 24 29.6 ft² 48 x 24 in 8.0 ft² $200 $5,071 33.3 ft² 12% 43.6 x 21.8 in 6.6 ft² 17% $165 $4,184 $922
72 x 60 x 24 34.6 ft² 60 x 24 in 10.0 ft² $250 $5,652 38.3 ft² 11% 55.6 x 21.8 in 8.4 ft² 16% $210 $4,758 $934
72 x 60 x 36 34.6 ft² 60 x 36 in 15.0 ft² $375 $6,279 38.3 ft² 11% 55.6 x 33.8 in 13.1 ft² 13% $326 $5,463 $865
72 x 72 x 24 39.6 ft² 72 x 24 in 12.0 ft² $300 $6,233 43.3 ft² 9% 67.6 x 21.8 in 10.2 ft² 15% $256 $5,316 $962
90 x 24 x 20 22.4 ft² 24 x 20 in 3.3 ft² $83 $3,287 26.0 ft² 16% 19.6 x 17.8 in 2.4 ft² 27% $61 $2,389 $921
90 x 36 x 20 28.9 ft² 36 x 20 in 5.0 ft² $125 $3,839 32.5 ft² 12% 31.6 x 17.8 in 3.9 ft² 22% $98 $2,999 $867
90 x 36 x 24 35.4 ft² 36 x 24 in 6.0 ft² $150 $4,437 39.0 ft² 10% 31.6 x 21.8 in 4.8 ft² 20% $120 $3,538 $930
90 x 36 x 36 35.4 ft² 36 x 36 in 9.0 ft² $225 $5,025 39.0 ft² 10% 31.6 x 33.8 in 7.4 ft² 18% $185 $4,141 $923
90 x 48 x 20 32.0 ft² 48 x 20 in 6.7 ft² $167 $5,186 36.8 ft² 15% 43.6 x 17.8 in 5.4 ft² 19% $135 $4,193 $1,026
90 x 72 x 20 45.0 ft² 72 x 20 in 10.0 ft² $250 $6,452 49.8 ft² 11% 67.6 x 17.8 in 8.4 ft² 16% $209 $5,392 $1,102
90 x 72 x 24 51.5 ft² 72 x 24 in 12.0 ft² $300 $7,252 56.3 ft² 9% 67.6 x 21.8 in 10.2 ft² 15% $256 $6,185 $1,111
90 x 72 x 36 51.5 ft² 72 x 36 in 18.0 ft² $450 $7,564 56.3 ft² 9% 67.6 x 33.8 in 15.9 ft² 12% $397 $6,668 $950
(a) Panel edge to corner = 1.25 in. (typical). (b) Finger access = 1.00 in. (typical). 1 Based on $25/square foot Industrial Facility Construction Cost. 2 Based on list price of commercially available NEMA Type 4 or Type 12 steel enclosures and sub-panels. 3 Enclosure
cost based on percentage reduction in size and may not be acheivable in some applications. Actual savings dependent on wiring duct size, component layout and available enclosure size and type.

®
PANELMAX™ Corner Wiring Duct Space Savings Calculator — 4 inch size (CWD4)
Utilize Unused Space Add More Components Reduce Your Enclosure Size
Conventional Wiring Duct
ab
7.10 in
3X4 Duct CWD4
PANELM AX ™ Corner Wiring Duct
4.83 in
2.27 in
- OR-
Reduction in Enclosure
Unused Corner
Space
Subpanel
Space Savings
Size
Top view of enclosure corner and wiring duct channels
Sizes with Side Panel
Capability
Estimated
Usable
Sub-panel
Mounting Area
3X4 inch Conventional Wiring Duct PANELMAX ™ CWD4 Corner Wiring Duct
Current Enclosure
Footprint
Width x Depth
Floor
Enclosure and
Square
Footage Width x Depth
Space
Cost
1
Sub-panel
3
Costs
Estimated
Usable Sub
panel
Mounting Area
%
Space
Increase
Potential Enclosure Footprint
with P
ANELMAX™Free Standing Enclosure
Square
Footage
Reduction in
Enclosure
Size
Floor
Space
Cost
Estimated
Enclosure and
Sub-panel
1
Costs
3
Enclosure
Cost
Savings
60 x 24 x 18 13.7 ft² 24 x 18 in 3.0 ft² $75 $2,351 16.0 ft² 17% 19.5 x 15.7 in 2.1 ft² 29% $53 $1,666 $707
60 x 36 x 24 17.7 ft² 36 x 24 in 6.0 ft² $150 $3,029 20.0 ft² 13% 31.5 x 21.7 in 4.7 ft² 21% $119 $2,396 $664
72 x 24 x 18 17.2 ft² 24 x 18 in 3.0 ft² $75 $2,672 20.0 ft² 17% 19.5 x 15.7 in 2.1 ft² 29% $53 $1,894 $800
72 x 24 x 24 22.2 ft² 24 x 24 in 4.0 ft² $100 $3,209 25.0 ft² 13% 19.5 x 21.7 in 2.9 ft² 27% $73 $2,358 $878
72 x 24 x 30 22.2 ft² 24 x 30 in 5.0 ft² $125 $3,432 25.0 ft² 13% 19.5 x 27.7 in 3.8 ft² 25% $94 $2,575 $889
72 x 24 x 36 22.2 ft² 24 x 36 in 6.0 ft² $150 $3,655 25.0 ft² 13% 19.5 x 33.7 in 4.6 ft² 24% $114 $2,780 $911
72 x 25 x 18 17.2 ft² 25 x 18 in 3.1 ft² $78 $3,135 20.0 ft² 17% 20.5 x 15.7 in 2.2 ft² 28% $56 $2,242 $915
72 x 30 x 18 19.7 ft² 30 x 18 in 3.8 ft² $94 $2,868 22.5 ft² 14% 25.5 x 15.7 in 2.8 ft² 26% $70 $2,126 $766
72 x 30 x 24 24.7 ft² 30 x 24 in 5.0 ft² $125 $3,495 27.5 ft² 12% 25.5 x 21.7 in 3.8 ft² 23% $96 $2,686 $838
72 x 31 x 24 24.7 ft² 31 x 24 in 5.2 ft² $129 $3,803 27.5 ft² 12% 26.5 x 21.7 in 4.0 ft² 23% $100 $2,939 $893
72 x 36 x 18 22.2 ft² 36 x 18 in 4.5 ft² $113 $3,115 25.0 ft² 13% 31.5 x 15.7 in 3.4 ft² 24% $86 $2,377 $764
72 x 36 x 24 27.2 ft² 36 x 24 in 6.0 ft² $150 $3,781 30.0 ft² 10% 31.5 x 21.7 in 4.7 ft² 21% $119 $2,991 $821
72 x 36 x 30 27.2 ft² 36 x 30 in 7.5 ft² $188 $3,735 30.0 ft² 10% 31.5 x 27.7 in 6.1 ft² 19% $151 $3,018 $753
72 x 36 x 36 27.2 ft² 36 x 36 in 9.0 ft² $225 $4,289 30.0 ft² 10% 31.5 x 33.7 in 7.4 ft² 18% $184 $3,513 $817
72 x 37 x 24 27.2 ft² 37 x 24 in 6.2 ft² $154 $4,114 30.0 ft² 10% 32.5 x 21.7 in 4.9 ft² 21% $122 $3,267 $878
72 x 48 x 24 29.6 ft² 48 x 24 in 8.0 ft² $200 $5,071 33.3 ft² 13% 43.5 x 21.7 in 6.6 ft² 18% $164 $4,156 $952
72 x 60 x 24 34.6 ft² 60 x 24 in 10.0 ft² $250 $5,652 38.3 ft² 11% 55.5 x 21.7 in 8.4 ft² 16% $209 $4,727 $966
72 x 60 x 36 34.6 ft² 60 x 36 in 15.0 ft² $375 $6,279 38.3 ft² 11% 55.5 x 33.7 in 13.0 ft² 13% $325 $5,437 $892
72 x 72 x 24 39.6 ft² 72 x 24 in 12.0 ft² $300 $6,233 43.3 ft² 10% 67.5 x 21.7 in 10.2 ft² 15% $254 $5,284 $995
90 x 24 x 20 22.3 ft² 24 x 20 in 3.3 ft² $83 $3,287 26.0 ft² 17% 19.5 x 17.7 in 2.4 ft² 28% $60 $2,364 $947
90 x 36 x 20 28.8 ft² 36 x 20 in 5.0 ft² $125 $3,839 32.5 ft² 13% 31.5 x 17.7 in 3.9 ft² 23% $97 $2,973 $894
90 x 36 x 24 35.3 ft² 36 x 24 in 6.0 ft² $150 $4,437 39.0 ft² 10% 31.5 x 21.7 in 4.7 ft² 21% $119 $3,510 $958
90 x 36 x 36 35.3 ft² 36 x 36 in 9.0 ft² $225 $5,025 39.0 ft² 10% 31.5 x 33.7 in 7.4 ft² 18% $184 $4,116 $950
90 x 48 x 20 31.9 ft² 48 x 20 in 6.7 ft² $167 $5,186 36.8 ft² 15% 43.5 x 17.7 in 5.3 ft² 20% $134 $4,159 $1,060
90 x 72 x 20 44.9 ft² 72 x 20 in 10.0 ft² $250 $6,452 49.8 ft² 11% 67.5 x 17.7 in 8.3 ft² 17% $207 $5,353 $1,141
90 x 72 x 24 51.4 ft² 72 x 24 in 12.0 ft² $300 $7,252 56.3 ft² 10% 67.5 x 21.7 in 10.2 ft² 15% $254 $6,147 $1,151
90 x 72 x 36 51.4 ft² 72 x 36 in 18.0 ft² $450 $7,564 56.3 ft² 10% 67.5 x 33.7 in 15.8 ft² 12% $395 $6,638 $981
(a) Panel edge to corner = 1.25 in. (typical). (b) Finger access = 1.00 in. (typical). 1Based on $25/square foot Industrial Facility Construction Cost. 2 Based on list price of commercially available NEMA Type 4 or Type 12 steel enclosures and sub-panels. 3Enclosure cost
based on percentage reduction in size and may not be acheivable in some applications. Actual savings dependent on wiring duct size, component layout and available enclosure size and type.