Bearings tell you they are failing through heat. Catch it early and it is a planned repair. Miss it and it is a seized pump and a long day.

Ajax industrial temperature switches and the XP ATEX flameproof version give a simple switched signal on high temperature. Talk to F. Bamford about the right sensing arrangement for your pump or lube oil system. UK manufactured, ISO 9001 approved, and designed for long service in heavy industry.