Leviton 16A21-UB 16 Series Taper Nose Paralleling Tee Connector Female-Male-Male 400A, Blue

Deliver reliable, high-capacity temporary power where it matters most. The Leviton 16A21-UB 16 Series Paralleling Tee Connector is a heavy-duty paralleling tee adapter designed to combine or split feeds safely on site, enabling 400A service distribution for generators, panels and temporary power systems. This Leviton paralleling tee connector features a female‑male‑male configuration for flexible hookups and a NEMA 3R rating that keeps connections protected in outdoor security, surveillance and monitoring setups. Color-coded blue housing and Rhino-Hide materials accelerate identification and resist impact and weather, while tool-free assembly reduces install time and labor costs. Built to UL standards, the tapered cylindrical profile minimizes snap and ensures a secure connection under heavy load. Ideal for construction sites, events, oil and gas, and any temporary power application supporting security cameras, monitoring stations or power distribution gear. Choose the Leviton 16A21-UB to streamline on‑site power management and reduce downtime—add to your cart for dependable paralleling power on your next project.

• Enables safe, high-capacity paralleling to split or combine 400A circuits, simplifying temporary power distribution for job sites and events
• Tool-free assembly and clear color-coding speed installation and reduce downtime for security, surveillance and monitoring deployments
• NEMA 3R outdoor rating and durable Rhino-Hide construction protect connections from weather and rough handling
• Female‑Male‑Male configuration provides versatile hookup options when paralleling generators or distribution panels
• Engineered to UL standards for dependable performance under heavy load, minimizing risk during critical temporary power operations