Proximity Sensor for Ground Speed, Shaft Speed, Fan Speed etc.  Use for speed pickup or limit switch - works with any moving metal part (eg bolt head). No magnet required (although will work with magnets).

Supplied with mounting bracket and screws for ease of installation and adjustment.  Distance between end of  sensor and metal part or magnet should be 2-5 mm.  Led flashes when metal/magnet passes in front of sensor.

Includes 5m length cable and weatherpack connector.

Suitable for use with most controllers and monitors used on sprayers, air seeders, spreaders, balers.  Requires 12 Volt supply from controller/monitor.  NPN type circuit.