




Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The Centaur CM-4RB-MKO-EXT is a four-inch octagon extension box designed for reliable installations. This extension box measures 1.5 inches in depth and is constructed from 16-gauge steel, ensuring durability. It has a cubic capacity of 15.5 cubic inches, making it suitable for various electrical setups. This extension box complies with UL and CSA standards and features knockout cable entry for ease of use.
The Centaur CM-4RB-MKO-EXT is ideal for extending conduit while maintaining proper electrical connections. It is compatible with various electrical boxes and offers solid support for wires and connections.
Thanks for subscribing!
This email has been registered!




