The GRACO 557829 is a moisture-resistant, single control pressure switch designed for use in GRACO equipment. It is engineered to withstand harsh environments and is typically constructed from robust materials suitable for industrial applications. Its primary function is to control and regulate pressure within GRACO systems, ensuring safe and efficient operation by turning off the pump or controller and activating venting once the set pressure is reached.

Key Features:

• Pressure switch
• 557829
• Moisture-resistant, robust industrial materials
• Adjustable, 1000–4700 psi (324 bar)
• Designed for use with GRACO equipment; specific compatibility should be confirmed with the equipment manual or GRACO specialist
• Moisture-resistant for harsh environments
• Single control for ease of use
• Adjustable pressure setting
• Reliable performance in demanding applications

Applications:
Used in on-road vehicles and industrial equipment where reliable pressure control and moisture resistance are required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the equipment.
• Ensure the system is depressurized before installation
• Follow GRACO equipment manual for specific wiring and mounting instructions
• Regularly inspect for moisture ingress and proper function