IDEAL 30-074 Wire-Nut 74B Yellow Wire Connector 100 Pack

Product Overview

The IDEAL 30-074 Wire-Nut 74B Yellow Wire Connector is a reusable twist-on connector engineered for dependable copper conductor splices in residential, commercial, and light industrial electrical systems. Its positive-grip polypropylene shell and fixed square-wire spring create secure threads on the conductors, helping the connection remain tight over time. The yellow body provides fast visual identification, while the 100-piece box is well suited for electricians, maintenance departments, and contractors completing multiple branch-circuit and fixture connections.

Key Features & Design

• Functionality: Pressure-type twist-on connector for approved solid and stranded copper wire combinations, with no conductor pre-twisting required.
• Installation context: Designed for junction boxes, branch circuits, lighting fixtures, controls, equipment wiring, remodeling, and service installations.
• Notable specifications: Model 74B; yellow polypropylene shell with UL 94V-2 flame rating; steel insert with zinc plating; 600V maximum general rating and 1000V maximum for signs and fixtures; approximately 0.55 in diameter × 0.95 in height.
• Contractor-relevant details: Reusable construction supports circuit changes and additions, while the positive-grip shell improves handling and the square-wire spring promotes reliable long-term contact.

Performance / Benefits

The 74B helps crews complete consistent splices quickly with minimal tooling. Its recognized UL and CSA compliance, reusable design, broad listed wire combinations, and job-friendly package quantity make it a practical stocking connector for everyday electrical installation and maintenance work.