Siemens H21



The Siemens H21 is an overload thermal unit designed to protect electrical circuits by monitoring current levels. This heating element operates within a current range of 3.02 to 3.19 amps, providing reliable thermal protection to prevent equipment damage from overload conditions. Widely used in industrial automation systems, the H21 ensures safety and longevity of motor controls and related components. You can find this product available through BSP Automation, offering dependable solutions for your control and protection needs.
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