Sierra complete audible warning kit has a buzzer that alerts the operator of high engine temperatures or low engine oil pressure. The kit includes instructions, an oil pressure switch which set at 0.4 bar (6 psi), and a temperature switch which set to 93° C (200° F).
1x OP22900 Oil Pressure Switch (1/8” NPT)
1x TS25101 Temperature Switch (3/8” NPT)
1x MC33501 Buzzer