You searched for "float level sensor"
RS PRO
RS PRO Pressure Switch, M12 x 1 0.5bar to 8 bar
Part: 136-6271
RS PRO pressure switch for monitoring pneumatic and compressed air systems.
EMERSON – ASCO
EMERSON – ASCO Pressure Switch, 0.5bar to 10bar
Part: 34900030
Pneumatic pressure switch with LED indicator, adjustable from half to ten bar.
Norgren
Norgren Pressure Switch, G 1/4 0.5bar to 8 bar
Part: 0880326000000000
Pneumatic pressure switch for monitoring air pressure in industrial vacuum and pneumatic systems.
Norgren
Norgren Pressure Switch, Flange 0.5bar to
Part: 0881300000000000
Low-threshold pressure switch with flange mounting for sensitive pressure monitoring.
Norgren
Norgren Pressure Switch, G 1/4 0.5bar to 8bar
Part: 0880380000000000
Norgren pressure switch for compressed air systems, G1/4 threaded connection.
RS PRO
RS PRO Pressure Switch, M12 x 1 0.5bar to 8 bar
Part: 136-6276
Industrial pressure switch for gas and liquid systems, adjustable 0.5 to 8 bar range.
Norgren
Norgren Pressure Switch, G 1/4 0.5bar to 8 bar
Part: 0880300000000000
Industrial pressure switch for pneumatic systems monitoring gas or liquid pressure safely.