6 Gauge Heavy Duty Vinyl Butt Splices 2 Pieces Email Economy Pack of 2 Vinyl Insulated Butt Splice Connectors for 6 AWG Wire. Part #: 2064H Quantity Price ea. 1 + $4.55 4.55 Back to: Vinyl Insulated Butt Connectors / Splices Ask a question about this product 8 Gauge Heavy Duty Vinyl Butt Splices 100 Pieces 4 Gauge Heavy Duty Vinyl Butt Splices 2 Pieces Description 2 Piece economy pack of 6 awg blue vinyl (PVC) insulated butt splice connectors. Rated for use up to 600 volts. Temperature rating up to 221°F (105°C). For splicing 6 gauge wire. Flared wire entry for easy wire insertion. Made in the USA.