![Sensors | Free Full-Text | A Low-Cost Surge Current Detection Sensor with Predictive Lifetime Display Function for Maintenance of Surge Protective Devices Sensors | Free Full-Text | A Low-Cost Surge Current Detection Sensor with Predictive Lifetime Display Function for Maintenance of Surge Protective Devices](https://www.mdpi.com/sensors/sensors-20-02310/article_deploy/html/images/sensors-20-02310-g001.png)
Sensors | Free Full-Text | A Low-Cost Surge Current Detection Sensor with Predictive Lifetime Display Function for Maintenance of Surge Protective Devices
If surge protectors are so cheap to save such expensive electronics, why don't they just come built in as part of the design? - Quora
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