3M™ Scotchlok™ Butt Connector UR2/UR2-D.
The UR2/UR2-D, solvent resistant connectors, accept two or three solid copper conductors that can be of different wire gauges, for butt splicing. The UR2 connectors are filled with a sealant to provide moisture resistance. The UR2-D connector is a dry version. RUS Listed.
3M Quick splice connector, for Terminals 19-26 AWG