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nVent HOFFMAN A9 Hazardous Location N9 Enclosures 12 x 12 x 8 in Hinged Steel NEMA 9

Mfg #: A12D128
BOR #: 611917
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For use in Class II Division 1 and 2 locations as defined in Article 500 of the National Electrical Code as having the presence of combustible dusts.

  • 0.19-in. (5-mm), .25-in. (6-mm) and .38-in. (10-mm) steel plate
  • Ends are .38-in. (10-mm) steel plate to provide a minimum of 3.50 full threads for conduit sizes through 2.00 in. (51 mm). (Class II enclosures must have minimum of 3.50 full threads at all conduit entrances. NEMA requires conduit entrances to be in top a
  • Covers are .25-in. (6-mm) thick to allow mounting of NEMA 9 pushbuttons and pilot lights, which require threaded holes (3/4-14 NPSM thread)
  • Heavy duty cover hinges on enclosures when "A" is 20.00 in. (508 mm) or more
  • Fiber gasket, mechanically attached to cover, assures dust-tight enclosure
  • Weldnuts or collar studs provided for mounting optional panel
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Product can be ordered only in multiples of
Brand nVent HOFFMAN  
Finish Powder Coated  
Mounting Type Screw  
Hazardous Rated Hazardous Location  
Enclosure Type Enclosure  
NEMA Rating NEMA 9  
Enclosure Size 12 x 12 x 8 in  
Depth 8 in  
Width 12 in  
Knockouts Without Knockouts  
Enclosure Cover Type Hinged  
Height 12 in  
Material Steel  
Color Gray  
Certificate - CE-00027 - NAM-US Compliance
Certificate - CERT-00107 - NAM-US Compliance
Certificate - CERT-00242 - NAM-US Compliance
nVent HOFFMAN Specification Sheet Specification Sheet

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