... .EC11-1B-18T 2.ISO9001,ROHS 3.switch life:25000 cycles min, 4.rotational life: ... 15000cycles, rotaryISO :11mm rotary encoder with switch and metal shaftmodel :EC11-1B-18T best quality and ... 5.Rotational life is 15000cycles,6.Switch ratings is DC12V 50mA,7.Travel of switch is 0.5± 0 ... .4mm,8.Switch working torque /force is 500± 200g,9.Switch ...