The link options are all pressure setting working values (for example, if the air pressure of -10kpa is set to reach or exceed this setting value, the switch will start working). 3: Applicable air source: positive pressure (blowing), negative pressure (inhalation).
eBay
Spring Hand Push Plate Dry Grinding Car Putty Plate Arc Grinding Plate Vacuum Adjustable Rectangular
Aliexpress UK
Turning the screw clockwise decreases the amount of vacuum. Turning the screw counter clockwise increase the amount of vacuum. Adjustable Vacuum Switch with Protective Rubber Boot. Adjustable between -200 to -900 mbar.
eBay
3 Inch Vacuum Suction Cup with Adjustable Led Line Pipe Adapter Double Socket Elbow Flexible Stand
Aliexpress UK
The link options are all pressure setting working values (for example, if the air pressure of -10kpa is set to reach or exceed this setting value, the switch will start working). 3: Applicable air source: positive pressure (blowing), negative pressure (inhalation).
eBay
Window Cleaning Vacuum Cleaner Window Cleaner Adjustable Pole Wet Dry Dual Multi-Function and
Aliexpress UK
Prevent the vacuum from running for too long or cannot be switched off after the tool has been stopped. Delay on and safety: automatic delays of 1 second to turn on the vacuum when you start your tool, avoiding overload of the circuit or triggering.
eBay
Eu Plug Timer Switch Energy Saving Adjustable Digital Kitchen Timer Outlet Week Hour Programmable
Aliexpress UK
The link options are all pressure setting working values (for example, if the air pressure of -10kpa is set to reach or exceed this setting value, the switch will start working). 3: Applicable air source: positive pressure (blowing), negative pressure (inhalation).
eBay
FS-10 100V High Precision Level Sensor Adjustable Water Level Control Float Level Switch Flow Sensor
Aliexpress UK
1/4 1/8 Adjustable Vacuum Negative Air Pressure Switch Vacuum Pressure Switch Negative Pressure Switch -80- -10kpa.
eBay
UNI-T DC Bench Power Supply Adjustable UDP6720 UDP6721 Switch Power Supply Laboratory 60V 5A Voltage
Aliexpress UK
1/4 1/8 Adjustable Vacuum Negative Air Pressure Switch Vacuum Pressure Switch Negative Pressure Switch -90- -10kpa.
eBay
EU Plug Timer Switch Digital Power Socket Energy Saving Adjustable Kitchen Timer Outlet Week Hour
Aliexpress UK
Cellulite Massager Body Slimming Losing Weight Belly Belt FatBurning Stimulators. The link options are all pressure setting working values (for example, if the air pressure of -10kpa is set to reach or exceed this setting value, the switch will start working).
eBay
2PCS USB Resistor Electronic Load w/Switch Adjustable 3 Current 5V Resistance Tester
Aliexpress UK