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These Centaur 4‑Square Nail‑On PVC Boxes offer durable and versatile solutions for residential and commercial electrical installations. Made from gray PVC and featuring pre-installed nails, they provide fast mounting directly to studs or framing. Suitable for both new construction and remodels, these boxes accommodate one or two devices with knockouts and clamps for easy cable entry. The two cubic capacities—18 cu in (P4SB‑NM‑NB) and 32 cu in (P4SDB‑NM‑N)—cover a wide range of wiring needs. Both boxes are ETL-listed with a 2‑hour fire rating and compliant with UL standards, ensuring safety and code compliance for indoor wiring applications.
Key Features:
-
PVC construction in gray
-
Pre-installed nails & cable clamps
-
½″ knockouts for cable entry
-
ETL-listed, 2‑hour fire rated
-
Ideal for nail-on installations
| SKU | Length / Diameter | Width | Depth (Height) |
|---|---|---|---|
| P4SB‑NM‑NB | 4″ (102 mm) | 5.25″ (133 mm) | 1.5″ (38 mm) |
| P4SDB‑NM‑N | 4″ (102 mm) | 4″ (102 mm) | 2.625″ (67 mm) |
Manufacturer Resources
P4SB-NM-NB
Product Specs
- Applications:
- Indoor residential/commercial new & remodel installations
- Cable Entry:
- ½″ KO
- Certification:
- ETL certification
- Cubic Capacity:
- 18 cu in, 32 cu in
- Depth:
- 1.5 in (18 cu in box), 2.625 in (32 cu in box)
- Fire Rating:
- ETL‑listed, 2‑hour rated
- Knockouts:
- ½″ KO
- Length:
- 4 in
- Material:
- Gray PVC
- Mounting:
- Pre-installed nails
- Type:
- 4‑Square Nail‑On PVC Box
- Weight:
- 0.38 lb (18 cu in), 0.32 lb (32 cu in)
- Width:
- 4 in
- Package Quantity:
- 50 Per Box