Cut Sheet
Type 3, 3R, 4, 4X BoXes and enclosuRes Screw-cover Type 3r encloSureS
nVent.com/HOFFMANSUBJECT TO CHANGE WITHOUT NOTICEcommeRcial1
Spec-00263 H
scRew-coveR, Type 3R
indusTRy sTandaRds
UL 50, 50E Listed; Type 3R; File No. E27525
cUL Listed per CSA C22.2 No 94; Type 3R; File No. E27525
NEMA/EEMAC Type 3R
IEC 60529, IP32
applicaTion
Use this enclosure with or without knockouts in outdoor
applications as a wiring or junction box.
FeaTuRes
• Drip shield top and seam-free sides, front and back
• Slip-on removable cover fastened with plated steel screws along
bottom edge
• Handles on larger sizes (see table)
• Embossed mounting holes on back of enclosure
• Knockouts in bottom of 16 and 14 gauge enclosures
• Provision for padlocking
• No gasketing
speciFicaTions
• 16, 14 or 12 gauge galvanized steel
FinisH
ANSI61graypolyesterpowderpaintnishinsideandoutover
pretreated surfaces.
accessoRies
See also Accessories.
Industrial Corrosion Inhibitors
Electric Heater
Grounding Device
Mounting Bracket Kit
Touch-Up Paint
Bulletin: A90S3
Standard Product
Catalog Number
AxBxC in./mm Body Style
Body Thickness
(ga.)
Cover Thickness
(ga.)
D
in./mm
Mounting H
in./mm
Mounting J
in./mm
Knockout Pattern
A4R44 4.00 x 4.00 x 4.00
102 x 102 x 102
A 16 16 —
—
1.88
48
2.00
51
B-C
A6R44 6.00 x 4.00 x 4.00
152 x 102 x 102
A 16 16 —
—
1.88
48
1.06
27
B-C
A12R44 12.00 x 4.00 x 4.00
305 x 102 x 102
A 16 16 —
—
1.88
48
1.06
27
B-C
A6R64 6.00 x 6.00 x 4.00
152 x 152 x 102
A 16 16 —
—
2.25
57
1.06
27
B-C-D
A8R64 8.00 x 6.00 x 4.00
203 x 152 x 102
A 16 16 —
—
2.25
57
1.06
27
B-C-D
A8R84 8.00 x 8.00 x 4.00
203 x 203 x 102
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A10R84 10.00 x 8.00 x 4.00
254 x 203 x 102
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A12R84 12.00 x 8.00 x 4.00
305 x 203 x 102
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A10R104 10.00 x 10.00 x 4.00
254 x 254 x 102
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A12R104 12.00 x 10.00 x 4.00
305 x 254 x 102
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A12R124 12.00 x 12.00 x 4.00
305 x 305 x 102
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A18R124 18.00 x 12.00 x 4.00
457 x 305 x 102
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A18R184 18.00 x 18.00 x 4.00
457 x 457 x 102
B 16 16 —
—
13.00
330
1.12
28
A-B-C-D-E-F-G-H-I
A6R66 6.00 x 6.00 x 6.00
152 x 152 x 152
A 16 16 —
—
2.25
57
1.06
27
B-C-D
A8R86 8.00 x 8.00 x 6.00
203 x 203 x 152
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A10R86 10.00 x 8.00 x 6.00
254 x 203 x 152
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A10R106 10.00 x 10.00 x 6.00
254 x 254 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A12R86 12.00 x 8.00 x 6.00
305 x 203 x 152
A 16 16 —
—
2.25
57
1.06
27
F-G-H-I
A12R106 12.00 x 10.00 x 6.00
305 x 254 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A12R126 12.00 x 12.00 x 6.00
305 x 305 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A15R126 15.00 x 12.00 x 6.00
381 x 305 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A16R126 16.00 x 12.00 x 6.00
406 x 305 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G
A18R126 18.00 x 12.00 x 6.00
457 x 305 x 152
A 16 16 —
—
2.25
57
1.06
27
C-D-E-F-G