These connectors are exactly what you need when you require a high-quality, durable solution that you can trust to keep your connections safe and secure. The 10 pin and PE screw terminal female connection design is intuitive and easy to use, and the overall build quality is top-notch. From the moment you handle these connectors, you can feel the weight and solid construction, which inspires confidence that these connectors will hold up over time. The rated capacity of 500V 16A is impressive, and these connectors can handle whatever your applications require. Whether you're working with high voltage, high power, or demanding environmental conditions, these connectors are up to the task. The screw terminal connection design ensures that your cables will be secured tightly, with no risk of coming loose or disconnecting accidentally. Overall, I'm extremely impressed with these connectors, and I would highly recommend them to anyone looking for a premium-quality solution that won't let you down. The build quality, rating, and overall construction make these connectors a standout choice among other options on the market today. Whether you're a professional engineer or a DIY enthusiast, these connectors will save you time and effort while providing peace of mind knowing that your connections are secure.