The Harting 21033962402 is a robust Han 3A-STI-M20-S 3+PE insert, specifically engineered for demanding heavy-duty power connector applications. This male insert features a screw termination method, providing a secure and reliable electrical connection. Designed for industrial environments, it ensures optimal performance and longevity. Supreme Components International is an authorised distributor of Harting electronic components, guaranteeing that you receive a genuine, high-quality product. This insert is ideal for applications requiring dependable power transmission in harsh conditions. The Harting Han 3A series is known for its durability and ease of installation, making it a preferred choice for engineers and technicians. Choose Harting and Supreme Components International for your critical connectivity solutions.