Siemens 3KF4340-0LF11

The Siemens 3KF4340-0LF11 is a fuse switch disconnector designed for reliable electrical protection in low-voltage applications. This model from the Sentron 3KS series features a three-pole configuration and is rated for up to 400 amps. It comes as a size 4 basic unit without a handle and is built to accommodate high rupturing capacity (HRC) fuses with flat terminals. Distributed by BSP Automation, this device is well-suited for industrial environments where secure disconnection and fuse protection are essential.
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