Pai 853746 Mack 20489118 Pressure Switch

Pressure Switch Mack and Volvo Multiple Application Normally Opens at 2-6 psi

• Part number: 853746
• OE MFG: MACK
• OEM Reference: 20489118
• Cross Reference: MACK : 20489118; VOLVO : 20489118
• Product Class: Air Switches

The PAI 853746 is a pressure switch for multiple Mack and Volvo applications, with Mack OEM reference 20489118. As heavy duty diesel truck parts, pressure switches monitor system pressure and change electrical state at a defined threshold; this component normally opens at 2–6 psi, a useful specification for matching the required switching range. Volvo also references 20489118 for this pressure switch.