WAGO Lever Nut 175pc Wire Splicing Connector Kit with Case. WAGO Lever Nuts 221-412, 221-413, 221-415, and 221-2401 included.

WAGO 221-412, 221-413, 221-415 Made in Germany 600V 20Amps Strip Length: 11mm Solid, Stranded Conductor .2 - 4mm² / 24 - 12 AWG Fine Stranded Conductor .14 - 4mm² / 24 - 12 AWG UL Approvals UL486C / Voltage and Current (Group C) 600V/20A RoHS Compliant 221-2401 Inline Connectors Made in Switzerland 600V 20A Strip Length: 11mm Solid conductor 20 - 12 AWG Stranded conductor 18 - 12 AWGFine-stranded conductor 18 - 12 AW UL Approved UL486C Voltage and Current (Group C) 600V/20A RoHS Compliant