I recently purchased a terminal connector for a project in my Industrial and Scientific work. Through trial and error i found that this connector is one of the most efficient and reliable I've ever used .The insulation is top-notch and the connection itself is strong and secure. The only downside was that it was a bit pricey compared to some alternatives. Overall, I highly recommend this product for anyone in need of a high-quality terminal connector for their wiring and connecting needs..