switches - "Normally closed" switch: does it use more power than a "Normally open" for a low-power battery-powered ATtiny project? - Electrical Engineering Stack Exchange
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Amazon.com: LONYE KW3A Microwave Oven Door Switch Fit for Microwave DR52 16A 125/250V(Normally Open & Normally Close) : Home & Kitchen
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What is Normally Open and Normally Close switch ? How to implement logic gates with NO and NC switch? - Industrial Automation - Industrial Automation, PLC Programming, scada & Pid Control System
![What is Normally Open and Normally Close switch ? How to implement logic gates with NO and NC switch? - Industrial Automation - Industrial Automation, PLC Programming, scada & Pid Control System What is Normally Open and Normally Close switch ? How to implement logic gates with NO and NC switch? - Industrial Automation - Industrial Automation, PLC Programming, scada & Pid Control System](https://forum-automation-uploads.sfo3.cdn.digitaloceanspaces.com/original/1X/89be8137caaa643b994b8410a2f3e5a7e18bc9ca.jpg)