Air Switches

Air switches are a type of push button switch that uses air pressure instead of electricity to activate the device it is connected to.How does an Air Switch Work?When the air switch button is pressed it triggers a pulse of air towards the power control unit. The air goes through tubing connected between the button and the control unit. Once the control unit receives the "air signal", it turns on the power. To turn off the button press the button again.Where might I use one? For safe actuation of electrical devices In hazardous environments Close proximity to water For sensitive electrical circuits

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Description Price Manufacturer Series Type Air Connection Colour Nominal Diameter Length Width Height
RS Stock No. 472-9979
Mfr. Part No.6419-0020
BrandHerga
HK$65.44
Each
units
6419 Bellows - - - - - -
RS Stock No. 190-0478
BrandRS PRO
HK$162.37
Each
units
6438 Bellows - Black 50mm 42.5mm - -
RS Stock No. 190-0434
BrandRS PRO
HK$167.79
Each
units
6438 Bellows - White 50mm 42.5mm - -
RS Stock No. 190-0440
BrandRS PRO
HK$167.79
Each
units
6438 Bellows - Red 50mm 42.5mm - -
RS Stock No. 472-9957
Mfr. Part No.6450-0001
BrandHerga
HK$353.27
Each
units
6450 Bellows - Grey - 135mm 50mm 25mm
RS Stock No. 472-9963
Mfr. Part No.6450-0002
BrandHerga
HK$353.27
Each
units
6450 Bellows - Blue - 135mm 50mm 25mm
RS Stock No. 190-0456
BrandRS PRO
HK$167.79
Each
units
6438 Bellows - Green 50mm 42.5mm - -
RS Stock No. 837-0975
BrandRS PRO
HK$244.85
Each
units
6442 Push Button 4mm Chrome 42 → 45mm - - -
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