The ABB CMS-121CA is a compact 18mm open-core sensor designed for measuring currents up to 40A with an accuracy of ±1%. It features easy installation and is suitable for universal use, making it an excellent choice for various applications.
Product ModelCMS-121CA
Material Number2CCA880221R0001
Product ID70417
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Compact DesignThe CMS-121CA measures just 17.4mm in width, making it one of the most compact sensors on the market, ideal for space-constrained installations.
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2. High AccuracyWith an accuracy of ±1% full scale, this sensor ensures precise current measurements, crucial for reliable circuit monitoring.
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3. Universal UseThe open-core design allows for easy mounting on cables, making it versatile for a wide range of applications.
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4. Easy InstallationNo special tools are required for installation, and the sensor can be mounted quickly, minimizing downtime and hassle.
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5. Reliability and FlexibilityThe contactless measuring process and minimal wiring requirements ensure maximum system stability and flexibility, allowing for easy retrofitting or upgrading as needed.
