The FCL4000-5-R411 is a robust split-core AC line current sensor capable of handling currents up to 4000A. Featuring an inner diameter of 4" and an outer diameter of 11", this sensor is engineered for high-performance applications. Its durable construction ensures long-lasting operation in various environments. This sensor meets industry compliance standards, making it a reliable choice for monitoring electrical systems. The split-core design allows for easy installation around existing cables, facilitating quick upgrades or new installations without the need for system downtime.