Brightfour I tap 1 pin wire splice connectors solves the problem of loosening caused by the varying temperatures etc. After a few tests, you will see they still hold tight, and keep good contact. They stand out with reliable secure connection than other type connectors. With a compact size and transparent surface design, it is practically invisible and compact to meet your individual needs. Especially nice for wiring led lights.
Fits well for 20, 22 and 24 AWG secure connection stranded and solid core electrical wires. As for 18 gauge wire, not all 18 AWG wires are with the exact same diameter in the market. You may be able to use these connectors with 18 AWG wire. Nice for various low voltage and high voltage electrical hookups. Perfect for the installation of vehicle/audio/video/LED lights and other electrical wiring projects. Can be used as automotive wire connectors, such as on car audio, LED turn signal lights, car’s cigarette lighter wiring, speaker wire splice, etc.