
6" Deep Steel Octagon Concrete Box with 1/2" & 3/4" Side Knockouts
Pairs well with
-
The 4" Steel Octagon Concrete Box – 6" Deep is designed for secure and reliable electrical installations in concrete structures. Constructed from 16-gauge sheet steel, this box offers exceptional durability and strength for demanding applications. The galvanized finish provides enhanced corrosion resistance, ensuring long-lasting performance in various environments.
Equipped with (2) 1/2" knockouts on sides 1, 3, 5, 7 and (2) 3/4" knockouts on sides 2, 4, 6, 8, this box allows for flexible conduit entry and easy wiring configurations. The 6" depth provides an expanded 73.5 cubic inch capacity, offering ample space for electrical connections. Additionally, it is rated for fixture support of 50 lbs or less, making it ideal for lighting, ceiling fans, and junction applications.
Key Features:
- Material: 16 GA sheet steel for superior strength and durability
- Finish: Galvanized for corrosion resistance and longevity
- Depth: 6" for maximum wiring capacity
-
Knockouts (KOs):
- Sides 1, 3, 5, 7: (2) 1/2" KOs each
- Sides 2, 4, 6, 8: (2) 3/4" KOs each
- Capacity: 73.5 cubic inches for secure and organized wiring connections
- Fixture Support: Rated for fixtures weighing 50 lbs or less
- Application: Ideal for electrical wiring in concrete installations, supporting lighting, ceiling fans, and junctions

6" Deep Steel Octagon Concrete Box with 1/2" & 3/4" Side Knockouts
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
-
Shipping Information
Orders placed before 12:00 PM (PST) ship the same day or within 2 business days, with tracking provided within 72 hours. Learn more in our Shipping Policy.
-
Returns & Exchanges
Non-defective items may be returned within 30 days with a 30% restocking fee. Shipping costs are non-refundable, and return shipping is the customer’s responsibility. See our full Return Policy.
-
Cancellations
Orders can be canceled before shipment; if already shipped, standard return fees apply. Learn more about Cancellations.
-
Damaged Shipments & Shortages
Report any shortages, damages, or incorrect items within 5 business days of delivery. For assistance, visit our Claims Policy.