ARIZONA ELECTRICAL SOLUTIONS | 50ft 14/3 NM-B Copper Cable with Blue Jacket

Overview

Discover the 50-foot NM-B copper cable from ARIZONA ELECTRICAL SOLUTIONS. This 14/3, three-conductor cable with a ground features a bright blue insulated jacket that aids quick identification in wall cavities, ceilings, or open runs. Designed for residential wiring in standard dry environments, it combines reliability with flexible handling, making it a practical choice for everyday projects. The cable is rated up to 90°C in dry conditions and supports up to 600 volts, while its ampacity aligns with the doorposts of 60°C conductor ratings. With this cable, you get a straightforward solution that blends performance, color-coded ease, and length that reduces the need for frequent splices.

Its three-conductor layout with a ground delivers a complete pathway for hot, neutral, and safety grounding, supporting common home wiring tasks without sacrificing safety or clarity. The blue jacket not only looks distinctive but also helps technicians and DIYers identify the cable quickly among runs in basements, closets, or behind walls. The 50-foot length is ideal for standard residential projects, balancing reach and manageability while minimizing waste.

Real-life use cases

In typical homes, this NM-B cable can feed outlets, switches, and lighting fixtures along hallways or living spaces. Its copper conductors are crafted for dependable performance across normal residential loads, while the grounded configuration supports safer connections in everyday circuits. Whether you’re upgrading an older circuit or wiring a new room, the blue jacket serves as a visual cue that helps you plan clean, organized installations.

Installation considerations

NM-B cables are intended for visible and hidden installations in dry environments. They can run through air gaps in masonry blocks or tile walls when those spaces stay dry and free from moisture. The product’s 600-volt rating aligns with common residential service expectations, and the 90°C insulation rating supports higher-temperature pathways permitted by code, within the 60°C ampacity framework. When routing, protect the cable from sharp edges, secure with appropriate supports, and follow local electrical codes to ensure safe, tidy results.

Key features

• 50 ft length for fewer joints and cleaner runs
• NM-B type with copper conductors for reliability
• 3 conductors with ground for standard branch circuits
• Blue insulated jacket offers quick identification and visual organization
• Dry-environment rating up to 90°C and 600V maximum
• Suitable for visible or hidden installations in dry spaces

Ideal installations

• Residential wiring for sockets, switches, and lighting loads
• Hidden runs in wall cavities or ceiling spaces in dry areas
• Air gaps in masonry block or tile walls that are not wet or damp
• Color-coded layouts to simplify future maintenance and upgrades