A R21 AI Butt Connector, Wire Size 12 10, 10 Pk Category:Animated letter A Wikimedia Commons Maite eta Olea (Galdakaoko Elkarlaguntza Sarea): Jabetza pribatu eta Category:Animated letter A Wikimedia Commons. One New Aftermarket Replacement Butt Connector, Wire Size 12 10 AWG 10 Pack This insulated crimp butt connector joins two electrical wires end to end in a solid, solderless inline splice. Rated for 12 10 AWG (American Wire Gauge) wire, these yellow coded connectors are a standard size for heavier gauge wiring found in agricultural equipment, construction machinery, trucks, and automotive applications. Simply strip both wire ends, insert one into each side of the connector, and crimp both ends with a standard crimping tool for a secure mechanical and electrical connection. Specifications Wire Size: 12 10 AWG Color Code: Yellow (standard industry color for 12 10 AWG butt connectors) Connection Type: Crimp (requires crimping tool) Quantity: 10 connectors per pack Part Number: A R21 AI Applications Suitable for wire repair and splicing on agricultural tractors, combines, construction equipment, and other machinery requiring 12 10 AWG inline wire connections. Also compatible with automotive, marine, and general electrical wiring applications. Replaces Part Number(s): A R21 AI New aftermarket replacement part not remanufactured, not used.