76B® Red Wire-nut® Wire Connectors (jar Of 100 ): Wire Terminals: Amazon.com: Industrial & Scientific
Eagles 50Pcs Twist on Wire Connectors - Red #14 - #12 AWG Wire Cap Bulk with Spring Inserted, Easy Screw on Electrical Caps: Amazon.com: Tools & Home Improvement
3M T/R+ Performance Plus Wire Connectors, 22-8 AWG, Tan/Red, 750/Jug
Commercial Electric Standard Wire Connectors, Red (30-Pack) ESR-30 - The Home Depot