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Cast Iron - Hot Dip Galvanized
Surface Mounting - NEMA 3R - NEMA 4


Unit consists of box, plain cover and gasket. Stainless steel screws. Mounting lugs drilled for 1/4"bolt.

Drilling, or drilling and tapping extra,

Pl0 Pendant cover tapped 1/2"
fits H301 and H302 extra.

P15 Pendant cover tapped 3/4",
fits H301 and H302 extra.

P20 pendant cover, tapped 3/4",
fits H303, H304, H305 extra.

Tapped holes through bosses have five threads.

All boxes that are made in cast iron can also be made in cast aluminum – just add “AL” to the end of the part number to indicate cast aluminum.
Round Outlet Boxes
Unit of Measure
1 

Item #

Construction

Mounting

Max. Conduit

Outside Depth

Inside Depth

Approx. Weight

H301 N/A cast iron N/A Surface N/A 3/4 in. N/A 3 3/8 in. N/A 1 1/2 in. N/A 2.5 lbs
H302 N/A cast iron N/A Surface N/A 1 in. N/A 3 3/8 in. N/A 1 3/4 in. N/A 3.2 lbs
H303 N/A cast iron N/A Surface N/A 3/4 in. N/A 4 3/8 in. N/A 1 1/2 in. N/A 3.5 lbs
H304 N/A cast iron N/A Surface N/A 1 in. N/A 4 3/8 in. N/A 1 3/4 in. N/A 4.5 lbs
H305 N/A cast iron N/A Surface N/A 1 1/2 in. N/A 4 3/8 in. N/A 2 3/4 in. N/A 6.5 lbs
Unit of Measure
1