QB Electrical
4" Octagon Extension Drawn with KOs
4" Octagon Steel Electrical Box – R128 & R130 Models
Common Features:
-
Construction: Heavy-duty drawn steel
-
Shape/Size: 4" octagon, 1-1/2" depth
-
Capacity: 15.5 cu. in.
-
Hardware: Includes combination Phillips/slotted screws
-
Finish: Pre-galvanized (corrosion-resistant)
Model-Specific Differences:
| Feature | R128 | R130 |
|---|---|---|
| Knockouts | (4) ½" knockouts | (2) ½" + (2) ¾" knockouts |
| Best For | NM/BX cable applications | Mixed conduit/cable setups |
Typical Use Cases:
-
Ceiling/wall mounting for lights, fans, or junctions
-
Compatible with wet-location covers (bracket sold separately)
R128
- 1000 In stock
Quantity
QB Electrical
4" Octagon Extension Drawn with KOsR128
4" Octagon Steel Electrical Box – R128 & R130 Models
Common Features:
-
Construction: Heavy-duty drawn steel
-
Shape/Size: 4" octagon, 1-1/2" depth
-
Capacity: 15.5 cu. in.
-
Hardware: Includes combination Phillips/slotted screws
-
Finish: Pre-galvanized (corrosion-resistant)
Model-Specific Differences:
| Feature | R128 | R130 |
|---|---|---|
| Knockouts | (4) ½" knockouts | (2) ½" + (2) ¾" knockouts |
| Best For | NM/BX cable applications | Mixed conduit/cable setups |
Typical Use Cases:
-
Ceiling/wall mounting for lights, fans, or junctions
-
Compatible with wet-location covers (bracket sold separately)
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