Automatic Vacuum Switch with ACS712 and Arduino (Attiny 85) - YouTube
iVac Dust Collector Switch Box - Rockler
Modular Automatic Dust Extractor Control Unit 230v 13A – Tough Leads
Auto Stop Start Switch For Dust Extractor Vacuum by PWM Sales Ltd
Automatic Vacuum Switch, Ortis Dust Control Autoswitch for More Power Tools, Delay Vacuum On/Off to Prevent Circuit Overload and Tripping, Adjustable Actuation Threshold: Amazon.com: Tools & Home Improvement
Automatic Vacuum Switch, Highwell Dust Control Autoswitch for More Power Tools, Delay Vacuum On/Off to Prevent Circuit Overload and Tripping, Adjustable Actuation Threshold - Walmart.com
Dust extractor automation, 240 volt, current sensor in the consumer unit? - General Electronics - Arduino Forum