The Winged Wire Connector Red delivers secure, professional-grade wire joins with minimal effort. Designed for use in both residential and commercial electrical systems, this red, size 86 connector accommodates wire sizes from #18 to #10 AWG. Its winged body provides added torque and grip during installation, while the expandable square-wire spring ensures a tight, vibration-resistant hold. Rated for up to 600 volts and 105°C, this connector performs reliably in HVAC systems, control panels, and general wiring tasks.