IDEAL 34 Yellow In-Sure 4-Port Connector (100-Pack) 30-1034P - The Home Depot

The In-Sure Push-In wire connector is perfect for residential, light commercial, lighting retrofit and pre-fab Wiring systems. A low insertion force makes them the fastest, easiest, no-twist push-in connector on the market. It's compact size make installation easy and its clear shell gives a visual inspection of the connection

Highlights

Push-in wire connector to join and insulate 4 wires

Use on bare copper wire

Low insertion force for a fast and easy connection

Compact size for easy installation

Clear shell gives visual verification of your connection

No-twist connection helps reduce repetitive motion fatigue

Solid wire range: #20 - #12 AWG

Stranded wire range: #16 - #12 AWG (19 strand) and #18 AWG (7 strand)

Tin bonded stranded wire range: #18 - #14 AWG 19 strand)