The Eaton Crouse-Hinds TP274PF Octagon Outlet Box is a durable, pre-galvanized steel electrical box engineered for secure wire enclosures, junctions, and ceiling-mounted lighting installations. With its 15.5 cubic inch capacity, nine knockouts, and pre-installed ground pigtail, this UL-listed and NEC-compliant outlet box ensures safe, efficient, and code-compliant electrical installations.
The pre-installed ground pigtail (PF) simplifies grounding, reducing installation time while improving safety. Its sturdy steel construction ensures long-lasting reliability in residential, commercial, and industrial applications.
Description
🔹 Key Features & Benefits
✅ Heavy-Duty Steel Construction – Provides high structural strength and long-lasting durability.
✅ Pre-Galvanized Finish – Offers corrosion resistance for enhanced longevity.
✅ Spacious 15.5 Cubic Inch Capacity – Allows for organized wire management.
✅ Pre-Installed Ground Pigtail (PF Feature) – Reduces installation time and ensures proper grounding compliance.
✅ Nine Knockouts for Flexible Wiring Configurations:
- (4) 1/2-inch side knockouts
- (5) 1/2-inch bottom knockouts
✅ Fixture Rated up to 50 lbs – Ideal for ceiling-mounted lighting fixtures.
✅ UL Listed & NEC Compliant – Meets electrical safety and installation standards.
✅ Versatile Applications – Used for junction boxes, conduit wiring, and lighting fixture mounting.
📊 Technical Specifications
| Specification | Details |
|---|---|
| Model Number | TP274PF |
| Material | Pre-Galvanized Steel |
| Shape | Octagon |
| Dimensions | 4 inches (W) x 4 inches (H) x 1-1/2 inches (D) |
| Capacity | 15.5 cubic inches |
| Knockouts | (4) 1/2-inch side knockouts, (5) 1/2-inch bottom knockouts |
| Pre-Installed Ground Pigtail | Yes |
| Fixture Support | Up to 50 lbs |
| Certifications | UL Listed, NEC Compliant |
| Applications | Lighting fixtures, junction box wiring, conduit systems |
🔧 Applications: Where to Use the TP274PF Octagon Box?
The Eaton Crouse-Hinds TP274PF Octagon Outlet Box is widely used in:
🔹 Residential Electrical Installations – Ideal for homes, apartments, and condos with ceiling-mounted lighting.
🔹 Commercial Buildings – Used in offices, retail stores, and hotels for secure electrical junctions.
🔹 Industrial Facilities – Provides reliable conduit wiring in factories, warehouses, and production plants.
🔹 New Construction & Renovations – Ensures code-compliant and up-to-date electrical systems.

