The Gray Wire Nut 72B is your go-to twist-on wire connector for secure and efficient electrical splices. Designed to handle wire gauges from #22 to #16 AWG and voltage ratings up to 300 volts, this connector offers reliable performance in various environments. Its flame-retardant thermoplastic shell ensures durability and safety, while the reusable design allows for easy circuit changes and additions. Color-coded for quick identification, the 72B model is also suitable for use in Air Handling Spaces, making it a versatile choice for any electrical project.