The IDEC part HS1L-R44KMSR-G is a reliable and durable Switch Safety Interlock Key. It is designed to ensure safety in industrial environments by providing a secure connection between machinery and operators. With a maximum current rating of 10A and a voltage rating of 250VAC/250VDC, this interlock key is suitable for a wide range of applications. The key is mounted using screws and is compatible with conduit installations. Tested for durability, it can withstand up to 1,000,000 cycles, making it a long-lasting and cost-effective solution for safety interlocking systems.